It is important to have the best auxiliary transmission oil cooler. We are here to help you choose the best one for your needs from all the best available products in market today.

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Our Top Picks:

Best Overall: Buy: Long Tru-Cool Auxiliary Transmission Oil Cooler READ REVIEW

Best For Easy Install: Buy: Gm Great Cooler READ REVIEW

Best For Automatic Transmission: Buy: Gm Auxiliary Transmission Oil Cooler READ REVIEW

Best With Durable Construction: Buy: Dorman Auxiliary Transmission Oil Cooler READ REVIEW

Best For Good Fit: Buy: Tyc Auxiliary Transmission Oil Cooler READ REVIEW

Best For High Performance: Buy: Bd Diesel Performance Auxiliary Transmission Oil Cooler READ REVIEW

Best With Fan: Buy: Bd Diesel Performance Auxiliary Transmission Oil Cooler READ REVIEW

Best For Low Pressure Drop: Buy: Motocoche Auxiliary Transmission Oil Cooler READ REVIEW

Best Overall: Long Tru-Cool Auxiliary Transmission Oil Cooler

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Long Tru-Cool is known for creating practical and outstanding coolers for people on the go, and its line of Long Tru-Cool Auxiliary Transmission Oil Coolers definitely falls in line with that reputation. The long tru-cool auxiliary transmission oil cooler is the ultimate cooler for heavy towing and is a must for heavy duty applications, including racing. Maintain lower temperatures in your transmission and lubricant with tru-cool and extend the life of the vehicle you depend on. Also, the cooler is rated at 40, 000 gvw and measures 8.5"x22.75"x1.25.

The cooler is sturdy and it is larger. Above all, the long tru-cool auxiliary transmission oil cooler comes with all the parts and instructions are included to mount and plumb this cooler.

Most buyers agree that the cooler will tell you which one would be better for your vehicle. wouldn’t want to say yes and then something go wrong. In addition, they also found that the cooler is better than self - tapping. Also, a few also found that the cooler that came with it is for a universal kit. With no doubts, this cooler passed the test and had very satisfied buyers eager to share their experience.

• This cooler is very large and keeps temps down but is very restrictive.
• This fits any model and they provide all required mounts.
• This comes with components to fit your f250.
• There are many different sizes.

Best For Easy Install: Gm Great Cooler

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The Gm Great Cooler's material feels more premium than its price would suggest. The gm great cooler is designed for easy installing and has a great design. Make sure this fits by entering your model number. And, this transfers heat to and from the vehicle transmission oil to the engine coolant or ambient air. Lastly, the gm great cooler is perfect for a good deal and it is best for perfect fit.

Almost all customers found that the cooler is easy to install, especially with the bumper removed.

• Helps maintain proper transmission operating temperatures.
• Gm regularly updates production and service part designs to integrate new materials and technologies.
• Some gm genuine parts may have formerly appeared as acdelco gm original equipment (oe).

Best For Automatic Transmission: Gm Auxiliary Transmission Oil Cooler

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Next on the list, we've got yet another cooler that manages to win our hearts. It's the Gm Auxiliary Transmission Oil Cooler and it's widely considered as the cooler that has the most suitable features. Furthermore, it fits perfectly and has a great design. Make sure this fits by entering your model number. Above all, the gm auxiliary transmission oil cooler transfers heat to and from the vehicle transmission oil to the engine coolant or ambient air.

Almost all buyers opine that the cooler is a perfect fit.much better price than the dealership and it is the same part.

• Some gm genuine parts may have formerly appeared as acdelco gm original equipment (oe).
• Helps maintain proper transmission operating temperatures.
• Gm regularly updates production and service part designs to integrate new materials and technologies.

Best With Durable Construction: Dorman Auxiliary Transmission Oil Cooler

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The Dorman Auxiliary Transmission Oil Cooler's high-end materials make sure that it ages well with use. The dorman auxiliary transmission oil cooler works like a charm and has a great design. Manufacturer says: Our team is constantly looking for problems to solve and turning them into new product ideas. This direct replacement transmission oil cooler matches the fit and function of the original equipment trans cooler for a reliable repair.

The cooler is great for good quality and has a precise design. Above all, the dorman auxiliary transmissionoil cooler has undergone extensive testing to ensure a quality fit and long service life.

Almost all customers quickly discovered that the cooler would work, but they were unsure if it was as big as the duramax. Also, they say that the cooler can be used in conjunction with the radiator cooler. In addition, a few also found that the line size and spacing are exactly the same as the old cooler, so there is no issue there. In short, for most customers, the cooler was what they were looking for.

• This plastic ring is part of your existing cooler line.
• The engine oil cooler looks similar but will not work for the transmission cooler.
• Cost-effective solution - offers original equipment quality at a competitive price.
• This is made of durable, corrosion-resistant aluminum for reliable, leak-free performance.

Best For Good Fit: Tyc Auxiliary Transmission Oil Cooler

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We know from years of feedback from readers, amazon sellers, and family and friends what most people want in a convenient and appropriate cooler. The TYC auxiliary transmission oil cooler is exactly that - it's a simple cooler that hits all the right notes. Make sure this fits by entering your model number. Also, the cooler is designed for good fit, fits a 2002 suburban, it is fitment and has a precise design. To sum up, with a 4.3 rating and more than 680 buyers, the TYC auxiliarytransmission oilcooler stands as the best choice.

Almost all buyers opine that the cooler is perfect even while hauling. Also, they strongly agree that the cooler is thicker and wider than the original, and plugs into the stock lines. In addition, they strongly agree that the cooler is easy to install, required step drill bit to open the holes on the vehicle. To sum up, most customers call the cooler suits best, and no one questions it.

• This is labeled as a 07+ truck not earlier, so that could be why.
• Oe-comparable core dimensions to achieve sufficient cooling surface area for best performance.
• This works well, won’t bolt up however.
• Oe-comparable mounting provisions ensure drop-in precise fitment.

Best For High Performance: Bd Diesel Performance Auxiliary Transmission Oil Cooler

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If you often find yourself scrambling for a convenient and suitable cooler, BD diesel performance auxiliary transmission oil cooler should be your first option for buying. The Bd Diesel Performance Auxiliary Transmission Oil Cooler is right, all that fuel without going to a dual pump system. Make sure this fits by entering your model number. All of these modifications deliver long-term durability with consistent high fuel pressure supply on demand that provides efficient atomization resulting in more power, better combustion and lower egts. Finally, the bd diesel performance auxiliary transmission oil cooler is very clear and it is perfect for high performance.

Almost all buyers quickly discovered that the cooler was working, Once the trans hits 180 degrees it comes. Overall, buyers found this to be one of the best coolers for daily purposes.

• Good investment for the long term.
• Lot of satisfied buyers.

Best With Fan: Bd Diesel Performance Auxiliary Transmission Oil Cooler

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The Bd Diesel Performance Auxiliary Transmission Oil Cooler's superior materials make sure that it ages well with use. The bd diesel performance auxiliarytransmission oil cooler is good for country of origin, can do for customer service, It is designed for high performance and has excellent design. Manufacturer says: Designed for street, towing and race track applications, each hpcp3 injection pump is fully tested before leaving our facility. All of these modifications deliver long-term durability with consistent high fuel pressure supply on demand that provides efficient atomization resulting in more power, better combustion and lower egts. Most importantly, the bd diesel performance auxiliary transmissionoil cooler is right, all that fuel without going to a dual pump system.

Therefore, customers were very happy to recommend it to friends and families.

• Package dimensions: 44.2 h x 19.6 l x 38.1 w (centimeters).
• One of the newcomers and featured product.

Best For Low Pressure Drop: Motocoche Auxiliary Transmission Oil Cooler

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The Motocoche Auxiliary Transmission Oil Cooler's high-end materials make sure that it ages well with use. The motocoche auxiliary transmission oilcooler includes transmission oil cooler, cooler hose, hose clamps, bolts, nuts, washers, steel mounting straps and brass fittingsd, etc. Make sure this fits by entering your model number. The transmission oil cooler can keep the temperature of the hydraulic oil in the gearbox low and extend the service life of the transmission and engine.

Above all, the motocoche auxiliary transmission oil cooler is used for oil cooler kit and it is suitable for car.sss.

• This is used for the main function and it is strong.
• Good brand reputation.