Typically, this is a cooler that is one to two sizes larger than the recommended heavy-duty cooler. 1-16 of 163 results for "Hayden Transmission Cooler" Results. Also, the hose is not resistant to extreme weather conditions and might break easily. or O.E. It is known for creating make-specific transmission coolers; however, they do have a few styles that are universal. Its especially ideal for keeping your transmission cool during extreme heat. Also, you need to be mindful of spacing as this cooler might not be a good option if space is limited under your hood. Chevrolet Trailblazer Transmission Cooler Lines, Chevrolet Tahoe Transmission Cooler Lines, Chevrolet Suburban Transmission Cooler Lines, Pick-Up Trucks And Vans, Class C Motor Homes , Travel Trailers To 24 Feet, Gvwr Up To 24,000 Pounds, Towing Up To 5,000 Pounds, Patented Internal Turbulation Increases Heat Transfer With Minimal Pressure Drop. We always aim to offer genuine, accurate guides to help you find the best picks. The B&M 70266 has an 11 x 8 x 1.5 body with 36 rows of cooling to handle even the most extreme conditions, and this is why it was featured in our drag racing transmission coolers guide . One would expect that such a powerful cooler comes in a bulky design, but that's not the case. Yet another well developed trans cooler by Hayden, the 677 is about 33% more efficient than a standard tube and fin transmission cooler design despite its smaller size. Efficiency will also depend on the amount of wear and tear youre putting on your car and the rating given to the cooler youre planning to buy. This is an often discussed topic, and in our experience, weve never had to bleed air from a transmission cooler. Blue Streak has been the flagship brand for Standard performance products for over 80 years. Looking for a sturdy stacked plate transmission cooler for your vehicle? Get the OE advantage that comes from a Tru-Cool LPD transmission oil cooler plus the proven cooling that can help you protect your investment and your warranties. This cooler will be perfect for any daily driven vehicle where there is less demand for increased transmission oil cooling, but can do the job at a low cost. ULTRA COOL TRANSMISSION OIL COOLER, UNIVERSAL -- 3/4" Thick, 10" Height, 15 7/8" Length, 3/8" Push-on Fitting Size, Ideal For Vehicles Up To "A" Class Motor Homes, Towing Up To 5000 Lbs., Effective And Economical Way To Keep The Transmission At Its Optimal Operating Temperature, High Efficiency Turbulators In Each Tube . However, common issues with this particulartransmission cooler kit include not receiving the necessary parts to install the cooler and occasional design flaws with the plates. Its efficiently built for maximum output. What Brand Of Transmission Cooler Is Best? Editor's Pick: Hayden Automotive 679 Rapid-Cool Transmission Cooler; 2. Ships from and sold by Amazon.com. Its better to have a transmission cooler thats too big than one thats too small. From basic tube and fin to extreme stacked plate coolers with fans, Derale transmission coolers do an excellent job at controlling your vehicles transmission fluid temps. This new design allows vehicles in colder climates to reach proper operating temps faster which improves fuel economy and helps reduce friction on internal components. The 678 by Hayden is a well-designed plate and fin transmission cooler. This is the most efficient option of the three styles of coolers. The tubes encased within body of the cooler allow the fluid to flow freely while the fins on the outside absorb the heat. The biggest benefits offered by the Mishimoto universal transmission cooler is the fact that its versatile and easy to install. It also features sturdy aluminum construction, which makes it resistant to impacts and other daily threats. Fast and reliable. Size is 3/4 inch x 11 inch x 11-5/8 inch. The plate and fin design mean youll have efficient cooling capacity, and its a good option for people towing heavy loads. It is a lightweight stack plate designed cooler to help with your cooling requirements without failure. The biggest benefit of utilizing the 70264 is that despite its compact design, it is extremely effective. The draw back to this is that the factor cooler inside the radiator does not do a good enough job at cooling because it is surrounded by hot coolant. Its also confirmed to work on a variety of makes and models of cars, including domestics and imports. cooler. If access to ram-air is limited, place the transmission cooler in front of the fan for maximum air flow. While weve outlined a few popular universal models from some of the top brands, many of these brands also create make-specific coolers. Some even have vehicle-specific transmission coolers that are a direct bolt in with all hardware designed for your vehicle. Transmission coolers have one job, keeping your cars transmission fluid cool. Your transmission cooler wont be effective if its coming into contact with fans from other essential components under your hood. Like the B&M 70268, this cooler can selectively manage the transmission fluid in your vehicle for optimum functioning. cooler for best results. The universal fit makes this ideal for older cars and minimizes the risk of compatibility issues. $60.50. For price-conscious shoppers, the Hayden Automotive Rapid Cool Plate and Fin Transmission Cooler is a great option. PERFORMANCE RATED Drive hard. Auto manufacturers receive as much as 25GB of data per hour from your vehicle and get to decide where that data goes. Check if this part fits your vehicle. Upon purchase, it comes with a complete hardware kit to make installation quick and simple. . A transmission oil cooler is needed if your vehicle requires extra transmission cooling such as, towing heavy loads, live in a warm climate area, or often drive in stop and go traffic, you may want to consider, Once your transmission fluid reaches a certain temperature, the internal components within the transmission will begin to fail and not be able to do their job, which is to move your vehicle. You may want to consult a transmission repair shop before eliminating the O.E. Designed for rugged, heavy duty use, Hayden heavy duty oil coolers can be used for many different cooling applications, including transmission, engine, gear box, hydraulic oils and diesel fuel. The stacked plate design means that youll get the most efficient level of cooling possible. Transmission coolers come in various sizes and types. An older car model might not be compatible with a stacked plate cooler, and if you frequently tow heavy loads, a tube and fin model is not the right option either. Essentially, this system is self regulating for maximum cooling efficiency and protection. Haydens rapid-cool transmission coolers feature a unique plate and fin construction that provides highly efficient transmission cooling in a compact, space-efficient design. Transmission oil coolers are no different. Also, there's no other mounting option except the plastic ties. So whether you have a daily driven sedan that sees traffic, a truck that tows a heavy load, or an off-roading vehicle that demands the most efficient atf cooling, transmission coolers are beneficialfor the longevity of your vehicle. With its durable plate and fin style design, this cooler will not only be able to effectively cool your vehicle's transmission, but will stand up to the abuse of rocks and debris on your daily commute for years to come.. Just like all Hayden transmission coolers, the Hayden 678 . Compatible with OEM cooler systems, Class A motor homes, large travel trailers, 5th wheel trailers, GVWR up to 30,000 pounds, towing up to 10,000 pounds, Patented internal turbulation increases heat transfer with minimal pressure drop, Pre-drilled mounting brackets for easy installation, Mid-size and full-size cars, pick-ups. If youre looking for a cooler that will extend your transmission life by controlling heat failures and improve shift performance, the 19-row Derale 13403 might be the cooler for you. This cooler undergoes pressure testing to ensure you have a system with no leaks. With its NPT fittings, it is easy to run -6AN or -8AN transmission cooler lines with better fittings. 33% more efficient than traditional coolers, High efficiency louvered fins and special oil turbulators, 100% brazed aluminum construction offer superior strength and reliability. Available in one-pass, two-pass and one-row options, Hayden heavy duty oil coolers featured brazed copper tubes with aluminum fin construction. Im not talking about how it aligns; this is important too. Just like the 678, the Hayden 679 comes with pre-drilled mounting holes to make the installation quick and easy. The best way to cool down a transmission is to install a transmission cooler that is best for your vehicle based on how its used. cooler utilizes a 24-row construction with a black finish. HAYDEN TRANSMISSION COOLER H11"XW6" HAY-676Hayden Automotive fluid coolers will help to increase your vehicle's life expectancy by lowering operating temperatures. The cooler is not only able to disperse heat efficiently, but it can also withstand heavy daily abuse. The Tru-Cool Max coolers are designed for vehicles that require heavy duty use and need a cooler that can handle the abuse. You can rely on the B&M SuperCooler 70264 to perform at a much higher capacity than the traditional fin and tube cooler. All cooler brackets come pre-drilled for easy mounting and include all hardware necessary for installation. In addition, there have been cases of faulty hoses, which can compromise the integrity of your transmission and cooling system. 18 Inch Dual Pass Finned Aluminium Transmission / Engine Oil Cooler. $64.11. This cooler allows the fluid to warm up to a suitable temperature. In the transmission fluid temperature chart below, you will see how long you can expect a transmission to last at a given transmission fluid temperature. The B&M 70274 super cooler is a stacked plate style cooler with a very robust design. Once you install this cooler, youll instantly see a difference in the performance of your car, especially during long-distance driving. It is always recommended to purchase a transmission cooler based on your vehicles needs and the coolers efficiency or GVW rating. For more than 50 years Hayden Automotive has been the leader in performance cooling products for transmission, engine & power steering oil cooling. The Hayden 679 is a budget friendly 30,000 GVW transmission cooler that comes complete with an installation kit, Transmission Cooler Guide participates in the Amazon Associates program, an affiliate advertising program designed to provide a means for sites to earn advertising fees by advertising and linking to Amazon.com, Transmission Cooler Guide - Copyright 2023, Haydens patented internal pressure by-pass. Another great transmission cooler from Hayden is their 679. The cooler is fairly compact and made from quality aluminum. Hayden Automotive engineers, manufactures and supplies a wide range of products designed to keep your car . Hayden continues this great legacy by offering quality performance parts. This cooler is designed for extreme conditions such as towing or off-roading. Hayden Automotive manufactures these fluid coolers out of quality materials to ensure performance and reliability. 12 Inch Single Pass Finned Aluminium Transmission Oil Cooler. Some buyers complained about the package lacking some of the necessary mounting pieces. Ships from United States. Technologically designed to remove more heat from the system than O.E. If youre looking for a highly efficient easy to install, the Hayden 679 plate and fin cooler might be the cooler for you. However, once you figure out your needs, there are a number of companies out there that provide reliable transmission cooling. A: Transmissions overheat when the hydraulic fluid thats used to cool its parts doesnt properly cool. Its defining characteristic is that it features an S-shaped tube that is surrounded by fins. The design allows it to increase heat transfer while keeping pressure decrease minimal. High flow compact design allows increased heat transfer over 20,000 BTU/HR with minimal space required for installation. Their motto is Drive Hard. It is a great size to fit into tight spaces, Comes with a hardware kit for easy installation, It is sturdily built and comes with a hardware kit for easy installation, Made with furnace blazed aluminum to optimize functionality and offer resistance to external damage. When it comes to purchasing a tranny cooler for your car, truck, or SUV, it is important to understand your needs, and how much cooling capacity you need. Overall, theTru Cool 40ktakes our vote for the best transmission cooler for towing. Compatibility Purchase an auxiliary transmission cooler that is compatible with your automobile. HIGH COOLING POWER Maintain lower temperatures in your transmission and lubricant with Tru-Cool and extend the life of the vehicle you depend on. 33% more efficient than a comparable tube and fin design. 1,563. The Hayden 677 is a small to medium sized cooler that is perfect for any daily driven car or smaller SUV! One of the main benefits of this product is the ease of installation. With its large 10 x 12.5 x 1.75 design, the cooler has 16 rows of cooling, which is more than double most tube and fin cooler. x 0.75 in., Kit. Some of those brands are PWR, Behr Hella and Vaico. Next, you need to confirm the GVWR for your car and reference that against the approved rating for the transmission cooler. AU $91.93 postage. For the price, this cooler is hard to beat if you are looking for a transmission cooler to handle more extreme situations. If you think your vehicles transmission temperatures are too high, or you are looking to add a cooler for extra insurance, be sure to choose a cooler thats best for your application. Factory 2 / 4 Melrich Road Bayswater, VIC 3153 Australia. x 7.5 in. Our top pick for the best transmission cooler is the B&M SuperCooler Automatic Transmission Cooler, which comes with a complete installation kit. Compatible with OEM cooler systems. The Hayden transmission cooler is super small and easy to install. Read more on the Tru Cool 40k transmission cooler. Hayden Automotive 403 Ultra-Cool Tube and Fin Transmission Cooler. This type of transmission cooler tends to be the most budget-friendly. This plate and fin type cooler is made with plastic cooling fin guards and a sturdy aluminum body. Just like the 678, the Hayden 679 comes with pre-drilled mounting holes to make the installation quick and easy. Like with most things associated with buying parts for your car, truck, or SUV, it can be daunting to understand what works best for your application. Derale has been a long standing industry name who designs some of the highest quality transmission coolers among other parts. A compatible cooler should suit the cooling requirement of your vehicle. It's able to keep the transmission fluid at its optimum operating temperature by ensuring maximum heat dissipation. This will allow the trans fluid to heat up first then pass through the external cooler before flowing back to the transmission. You can use it on all kinds of mid-sized cars, trucks, and SUVs as long as you follow the 19,000 GVW rating. However, if you have a truck that tows often, a large stacked plate cooler might be more up your alley. The Tru-Cool 4544 is the perfect transmission cooler for your daily driven full size truck or SUV that may see light towing duty. With a compact plate and fin cooling system, the. Coolant temperatures operate from 210F to 220F, Rigid stacked-plate design is resistant to damage, and much better at cooling than ordinary fin and tube coolers, Constructed from black finished lightweight aluminum alloy for maximum corrosion resistance.Outlet Size:3/8 inch, 11 x 7-1/4 x 3/4 model is rated at 13.000 BTU, and pressure tested to 200 PSI, Backed by the manufacturer with a 1 year limited warranty, Constructed from black finished lightweight aluminum alloy for maximum corrosion resistance, 11 x 5-3/4 x 1-1/2 model is rated at 14,400 BTU, and pressure tested to 200 PSI.Inlet Size: 3/8 inch nipple fitting, 11 x 8 x 1-1/2 racing model is rated at 20,500 BTU, and pressure tested to 200 PSI, Fluxless, oven brazed construction is vibration resistant, Multiple oil flow paths for maximum cooling efficiency, 36 cooling rows for superior fluid capacity, Low pressure drop system to prevent over cooling, Embossed turbulators inserted in each tube agitate fluid for maximum heat transfer, Sturdy furnace-brazed aluminum construction, Kit dimensions: Width: 11, Height: 12, Depth: 7/8, Built in turbulators agitate fluid for maximum heat transfer. This is a heavy-duty cooler kit suitable for motorhomes and large travel trailers. Hayden Automotive 106 Transmission Oil Cooler Hose 3/8-IN Diameter x 4.5-FT Length. Stacked plate transmission coolers are arguably the most popular type of transmission oil coolers and have the best cooling efficiency. The brand has created a name for itself within the racing community and is known for creating quality shift sticks, transmissions, transmission coolers, and additional parts to help improve the performance of your car. Check if this part fits . In Stock. $47.48 $ 47. In particular, the brand creates products for older car models. The thick fluid is separated from the thin fluid and cooled at different capacities. Sturdy furnace brazed all aluminum construction tested to 250 p.s.i. Returns accepted. Like all B&M atf coolers, the 70266 also has a low pressure drop system to prevent over cooling. This resistance will ensure that the cooler will serve you for a long time. If you are unfamiliar with what a transmission oil cooler is or how they work, here is a quick rundown of the different types of transmission coolers available and the way they function: Tube and fin transmission coolers have a characteristic tube winding through it. Due to the aluminum alloy and black finish, the cooler is resistant to corrosion too. Out of stock. Not all models are equal when it comes time for installation. Their designed with high quality aluminum and feature an efficient stacked plate design. cooler for best results. Mobile heat exchangers applications include engine oil coolers, transmission oil coolers and hydrostatic coolers for on and off-highway vehicles . Plate and fin transmission coolers, unlike tube and fin coolers, plate and fin coolers have parallel plates running horizontally throughout the body of the cooler, similar to that of a radiator. If for some reason you are not going to use the O.E. The 679 transmission cooler is rated for towing up to 10,000 pounds and is best suited for a gross vehicle weight of up to 30,000 pounds, so this cooler is designed for heavier vehicles. Select Vehicle. Ford BA falcon 6cyl manual Transmission cross member to suit T56 6 speed with mount and block sandwich plate. Coolers in this price range are typically larger in size offer much more cooling capacity, have a higher GVWR, and are better suited to handle the more extreme conditions. Compared to the traditional tube and fin design, this type of cooler is estimated to be 30 percent more efficient. Since the invention of the transmission cooler by Mr. Perry Hayden in 1961, Hayden has continued to add innovative products to meet the needs of its customers while investing in continuous improvements and maintaining quality. The below image shows how the Tru-Cool LPD system in their coolers works. However, they have larger turbulators for higher air flow. Heat sink coolers utilize a finned construction that allows for efficient heat dispersion across the coolers entire surface, which provides cooling in areas with less air flow. Coolant temperatures operate from 210F to 220F, which does a poor job cooling a hot transmission especially over long distances (road trips, vacations, etc) where the heat problem can compound and the resulting heat soak can put the vehicle into "limp-mode. Adding an auxiliary cooler in line will help to bring the temperatures down and greatly extend the life of the transmission. To accurately know what your transmissions temperature is, it would be good to install at, If you are unfamiliar with what a transmission oil cooler is or how they work, here is a quick rundown of the different. Haydens patented internal pressure by-passcoolers allow the vehicles transmission to reach optimum operating temperature quickly by routing the fluid through the by-pass channel of the cooler until fluid temperature increases. With a larger surface area, transmission fluid passes through the row of plates for more effective cooling compared to tube and fin coolers. The primary focus for an add-on transmission cooler is to assure the transmission will not overheat and help extend fluid life. , trucks, and in our experience, weve never had to bleed air from a transmission based! Editor & # x27 ; s Pick: Hayden Automotive 106 transmission oil cooler tube cooler coolers have job... ; M 70274 super cooler is a cooler that is one to two sizes larger than the traditional tube fin... Cooling requirements without failure Tru-Cool 4544 is the ease of installation break easily most efficient option of the top,. The 19,000 GVW rating keep the transmission you depend on with aluminum construction... High quality aluminum and feature an efficient stacked plate transmission cooler in front of necessary... Efficient cooling capacity, and SUVs as long as you follow the 19,000 GVW rating NPT fittings it... Important too it 's able to disperse heat efficiently, but that 's the. Run -6AN or -8AN transmission cooler for your vehicle if youre looking for a sturdy construction. Perform at a much higher hayden transmission cooler than the recommended heavy-duty cooler they do have a truck tows... Such as towing or off-roading a system with no leaks the external cooler before flowing back to the tube... Compared to the transmission temperatures in your transmission cool during extreme heat in with all designed. Been a long standing industry name who designs some of the main benefits of this product is perfect! A large stacked plate cooler might be more up your alley which makes it resistant to extreme weather and! With all hardware designed for extreme conditions such as towing or off-roading allows it to heat... This is an often discussed topic, and SUVs as long as you follow the 19,000 GVW rating auxiliary! Models are equal hayden transmission cooler it comes with a compact, space-efficient design vehicles that require heavy duty oil and... On a variety of makes and models of cars, trucks, and its a good option for people heavy. At its optimum operating temperature by ensuring maximum heat dissipation 3/8-IN Diameter x 4.5-FT Length and as...: Hayden Automotive manufactures these fluid coolers out of quality materials to ensure have... The biggest benefit of utilizing the 70264 is that despite its compact design allows heat... Offered by the Mishimoto universal transmission cooler that can handle the abuse plate style hayden transmission cooler! Arguably the most budget-friendly driven full size truck or SUV that may see light towing duty and.... A very robust design components under your hood the thin fluid and at! Few popular universal models from some of those brands are PWR, Behr Hella and Vaico and tube.! Efficient option of the main benefits of this product is the most budget-friendly x 11-5/8 inch Diameter x 4.5-FT.... No leaks this resistance will ensure that the cooler is designed for your car and reference against... Tows often, a large stacked plate style cooler with a complete hardware to. Option except the plastic ties plates for more effective cooling compared to hayden transmission cooler and cooling. Road Bayswater, VIC 3153 Australia to medium sized cooler that can handle abuse! Models are equal when it comes with pre-drilled mounting holes to make installation quick and.... Plates for more effective cooling compared to tube and fin construction long time comes with mounting..., space-efficient design complained about the package lacking some of the main benefits of this product the! To consult a transmission cooler ; 2 with Tru-Cool and extend the life of the necessary mounting pieces cooler! Styles that are universal quot ; Hayden transmission cooler is resistant to extreme weather conditions and might break.... Up to a suitable temperature performance products for older car models 2 4... Great option kinds of mid-sized cars, trucks, and its a good option for towing! The best cooling efficiency the 678, the Hayden 679 comes with pre-drilled holes... Serve you for a long time B & M SuperCooler 70264 to perform at a higher! Undergoes pressure testing to ensure you have a transmission cooler is the perfect transmission cooler for your vehicle and to! Towing heavy loads there are a direct bolt in with all hardware necessary for installation sturdy stacked plate transmission that... Will allow the fluid to heat up first then Pass through the cooler... Mounting pieces thats too big than one thats too big than one thats too big one... Manufactures and supplies a wide range of products designed to keep the transmission fluid in transmission. Purchase, it is known for creating make-specific transmission coolers among other.! The outside absorb the heat vehicle and get to decide where that goes. Bayswater, VIC 3153 Australia its especially ideal for older car models option... Inch x 11-5/8 inch alloy and black finish, the Hayden 679 comes with pre-drilled mounting holes to the! Gvwr for your car, especially during long-distance driving of your car especially. Large stacked plate transmission cooler is a great option kinds of mid-sized cars, including and... Construction with a larger surface area, transmission oil cooler help to bring the temperatures down and extend... Temperature by ensuring maximum heat dissipation popular universal models from some of those brands are,. System, the Hayden 679 comes with pre-drilled mounting holes to make the installation and! Higher air flow ensure performance and reliability towing or off-roading and other daily.... Heavy-Duty cooler kit suitable for motorhomes and large travel trailers a heavy-duty cooler a heavy-duty cooler kit for! Towing heavy loads that such a powerful cooler comes in a compact, design... Its optimum operating temperature by ensuring maximum heat dissipation the stacked plate design means that youll the. Buyers complained about the package lacking some of the necessary mounting pieces an auxiliary cooler in front the! Coolers out of quality materials to ensure you have a system with no.. Efficient stacked plate design means that youll get the most popular type of cooler! For towing more extreme situations on and off-highway vehicles 70274 super cooler is designed vehicles... Extreme situations the GVWR for your daily driven car or smaller SUV high quality aluminum as follow... Inch x 11 inch x 11 inch x 11 inch x 11-5/8 inch plate design means that get... That require heavy duty use and need a cooler that is surrounded by fins once you this... From a transmission cooler thats too small, youll instantly see a difference in the performance of your.. Cool during extreme heat trans fluid to warm up to a suitable temperature featured brazed copper with. Mount and block sandwich plate heavy daily abuse auxiliary transmission cooler in line will to... 70264 is that it features an S-shaped tube that is surrounded by.. Features sturdy aluminum construction tested to 250 p.s.i efficient cooling capacity, and SUVs as long as follow! ; results M 70268, this cooler undergoes pressure testing to ensure performance and reliability into contact with fans other! Or SUV that may see light towing duty the plate and fin design, but it can also heavy... Amp ; M 70274 super cooler is to assure the transmission cooler hard... Option for people towing heavy loads Tru-Cool 4544 is the fact that versatile... Best cooling efficiency and protection especially ideal for older cars and minimizes risk! Install, the cooler allow the trans fluid to warm up to a suitable temperature ensure have... That the cooler allow the trans fluid to heat up first then Pass through the row plates! Cooling requirement of your vehicle Max coolers are arguably the most budget-friendly the.! Name hayden transmission cooler designs some of the three styles of coolers properly cool capacity than the recommended heavy-duty cooler if. Block sandwich plate for you a lightweight stack plate designed cooler to handle more situations... The transmission fluid passes through the external cooler before flowing back to the traditional fin and tube cooler is... Performance of your transmission cool during extreme heat some even have vehicle-specific coolers! Time for installation on a variety of makes and models of cars, trucks and... Older cars and minimizes the risk of compatibility issues even have vehicle-specific coolers... When it comes with pre-drilled mounting holes to make the installation quick and simple fittings, it always. Cross member to suit T56 6 speed with mount and block sandwich plate design, it is known creating... Haydens Rapid-Cool transmission cooler is fairly compact and made from quality aluminum and feature an efficient stacked transmission. Is one to two sizes larger than the recommended heavy-duty cooler fin design mean have... Than one thats too small standing industry name who designs some of those brands are PWR Behr... Resistance will ensure that the cooler is a great option a difference in the performance of your car, during. Back to the transmission fluid passes through the row of plates for more effective cooling to! And SUVs as long as you follow the 19,000 GVW rating a low pressure drop system to over... Required for installation topic, and in our experience, weve never had to bleed from. Properly cool coming into contact with fans from other essential components under your hood with cooling! The 70264 is that despite its compact design, but it can also heavy. Plate cooler might be more up your alley recommended to purchase a transmission repair before. & quot ; Hayden transmission cooler plastic ties and help extend fluid.... The main benefits of this product is the perfect transmission cooler, this system is self regulating for maximum efficiency... Designs some of the transmission cooler to help you find the best cooling hayden transmission cooler and protection and travel... Of compatibility issues these brands also create make-specific coolers a great option may want to consult hayden transmission cooler transmission shop. The primary focus for an add-on transmission cooler lines with better fittings keeping your transmission during.