Mishimoto 17-19 GM 6.6L Duramax (L5P) Transmission Cooler - Silver
Your vehicle
Year, make and model. Our techs check fitment against it before the order ships.
- Tell us your car and our techs check fitment before it ships
- Want it installed? Book it at our Coral Springs shop
- Questions on this part? Call (561) 395-5700
The details
About this part
There's no greater enemy for a transmission than heat. Whether your 2017-2019 Chevy/GMC 6.6L L5P Duramax is a dedicated tow vehicle, hardworking fleet truck, or a daily driver with a liking for the drag strip, you need to ensure that your transmission runs cool.Luckily, Mishimoto has developed a direct-fit transmission cooler to do just that. Our 2017-2019 Chevy/GMC 6.6L L5P Duramax transmission cooler utilizes a stacked-plate design for maximum durability and powerful cooling. Aside from its durable construction, this transmission cooler is significantly larger than the stock core. The Mishimoto transmission cooler boasts a 67-percent greater core volume, and 164-percent greater fin surface area than the stock 2017-2019 L5P Duramax transmission cooler.The included CNC-machined adapters connect directly to the stock transmission cooler lines for leak-free cooling. Direct-fit brackets and tailor-made hoses make installation easy. Like all Mishimoto products, this transmission cooler is backed up by our Lifetime Warranty with Accident Protection for worry-free cooling as long as you own it.
- CNC-machined adapters make it easy to connect Mishimoto cooler to stock fluid lines or AN lines
- Direct-fit for all 2017-2019 Chevrolet/GMC with Allison transmission (L5P)
- Stacked-plate construction for maximum durability and superior cooling