We consider a cummins oil cooler to be a worthy investment in the long run. We are here to help you choose the right one for your needs from all the best available products in market today.

Our review process: Show/Hide

Our Top Picks:

Best Overall: Buy: Mishimoto Cummins Oil Cooler READ REVIEW

Best With Part Number: Buy: Novaparts Cummins Oil Cooler READ REVIEW

Best For Last A While: Buy: Evil Energy Cummins Oil Cooler READ REVIEW

Best Oem Style: Buy: Dk Engine Parts Cummins Oil Cooler READ REVIEW

Best For Heavy Duty: Buy: American Cooling Solutions Cummins Oil Cooler READ REVIEW

Best For Delivery Time: Buy: N\\C Cummins Oil Cooler READ REVIEW

Best Overall: Mishimoto Cummins Oil Cooler

Buy on Amazon

Compared with other coolers in this category, the Mishimoto cummins oil cooler has a design with broader appeal. The Mishimoto cummins oil cooler has produced a line of upgrades to fit nearly any application. The Manufacturer says: Mishimoto has solved this common issue by making the thermostat in 2003. The stock cooler ’s thermostat fails, it fails closed, bypassing the cooler and returning hot fluid to the transmission.

Finally, the Mishimoto cummins oil cooler is made with great choice, is lower and it is easy to follow.

Almost all customers found that the cooler was very well made, obvious quality. And, they strongly agree that the cooler provides better cooling in that factory. Further, they strongly agree that the cooler is a great transmission cooler for customers. Overall, most buyers agree that the cooler suits best, and no one questions it.

• This fits all 2003–2009 dodge ram 5.9l & 6.7l cummins.
• No more replacing the entire cooler if the thermostat fails.
• utilizes a stacked plate core for durable and powerful cooling.
• The 2009 dodge ram cummins transmission cooler is fully serviceable and easily bypassed for constant cooling.

Best With Part Number: Novaparts Cummins Oil Cooler

Buy on Amazon

The Novaparts cummins oil cooler is satisfactory and appropriate and fits well with your regular use. Please check the fitment before buying. Install an auto transmission oil cooler with base torque converter cooler for 2003, 2004, 2005, 2006, 2007, 2008 2009 dodge ram 2500 dodge ram 3500 with 5.9 cummins diesel. In short, with a 4.3 rating and more than 344 buyers, the Novaparts cummins oilcooler stands as the best choice.

One customer says - "So break out your jeweler's files and remove that paint fellas. ". Most buyers found that the cooler is a great fit and so far so good, will update later if something changes.

• Part no. : 68253200aa, 68004317aa, 5086946aa, 5086946ab.
• High quality oem replacement part; aftermarket products.
• Warranty: 180 days; you can get a refund or replacement.

Best For Last A While: Evil Energy Cummins Oil Cooler

Buy on Amazon

The Evil Energy Cummins Oil Cooler's material feels more premium than its price would suggest. The evil energy cumminsoil cooler is highly recommended, plus it is made of aluminium alloy, and the bracket is steel. Make sure this fits by entering your model number. Also, the cooler is compatible with 2003, 2004, 2005, 2006, 2007, 2008 2009 dodge ram 3500 5.9l 359cu.

Most importantly, the evil energy cummins oil cooler is critically important to use carefully when installing the cooler lines to the cooler.

In short, at the price, they believe that they got a steal of a deal with it.

• This is made to last a while and it has replaced part number.
• Replace part number: 68253200aa, 68004317aa, 5086946aa, 5086946ab. Please check part number before purchase.
• Good brand reputation.

Best Oem Style: Dk Engine Parts Cummins Oil Cooler

Buy on Amazon

The DK engine parts cummins oil cooler is suitable and reliable and fits well with your daily purpose. And, this is an aftermarket oilcooler that replaces the old - style oil cooler. If you do not see what you are looking for, please do not hesitate to call us. Lastly, the DK engine parts cumminsoil cooler come with a minimum of a 1-year warranty.

• The Manufacturer says: our parts will meet the specifications and productivity of genuine parts.
• Good investment for the long term.

Best For Heavy Duty: American Cooling Solutions Cummins Oil Cooler

Buy on Amazon

Next on the list, we've got yet another cooler that manages to win our hearts. It's the American cooling solutions cummins oil cooler and it's widely considered as the cooler that has the most suitable features. Review all photos and dimensions as there may be more than one option for your year, make and model. Make sure this fits by entering your model number. The cooler is easy to maintain and fits perfectly for your daily use.

• 6.7l 2007.5+ diesel engine kit with gaskets.
• One of the newcomers and featured product.

Best For Delivery Time: N\\C Cummins Oil Cooler

Buy on Amazon

The N\\C Cummins Oil Cooler's material feels more premium than its price would suggest. Make sure this fits by entering your model number. The delivery time will not be a month like that shown online, you can buy with confidence. When it comes to finding an optimal cooler, the n\\c cummins oil cooler is definitely your first choice.

• Part number: 3081359, 3161781, 4386525, 4975879.
• Applicable models: for cummins m11 cm ism qsm engine.
• Lot of satisfied buyers.