
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.
This Part Fits:
This Part Fits:
| Year | Make | Model | Submodel |
|---|---|---|---|
| 2017-2019 | Chevrolet | Silverado 2500 HD | High Country |
| 2017-2019 | Chevrolet | Silverado 2500 HD | LT |
| 2017-2019 | Chevrolet | Silverado 2500 HD | LTZ |
| 2017-2019 | Chevrolet | Silverado 2500 HD | WT |
| 2017-2019 | Chevrolet | Silverado 3500 HD | High Country |
| 2017-2019 | Chevrolet | Silverado 3500 HD | LT |
| 2017-2019 | Chevrolet | Silverado 3500 HD | LTZ |
| 2017-2019 | Chevrolet | Silverado 3500 HD | WT |
- 2017-chevrolet-silverado-2500-hd-high-country-esi5341617
- 2017-chevrolet-silverado-2500-hd-lt-esi1336163
- 2017-chevrolet-silverado-2500-hd-ltz-esi2663215
- 2017-chevrolet-silverado-2500-hd-wt-esi7778178
- 2017-chevrolet-silverado-3500-hd-high-country-esi4301910
- 2017-chevrolet-silverado-3500-hd-lt-esi1518244
- 2017-chevrolet-silverado-3500-hd-ltz-esi4510935
- 2017-chevrolet-silverado-3500-hd-wt-esi2188727
- 2018-chevrolet-silverado-2500-hd-high-country-esi9308263
- 2018-chevrolet-silverado-2500-hd-lt-esi9557305
- 2018-chevrolet-silverado-2500-hd-ltz-esi4597067
- 2018-chevrolet-silverado-2500-hd-wt-esi1332140
- 2018-chevrolet-silverado-3500-hd-high-country-esi2481707
- 2018-chevrolet-silverado-3500-hd-lt-esi6497259
- 2018-chevrolet-silverado-3500-hd-ltz-esi8018667
- 2018-chevrolet-silverado-3500-hd-wt-esi7871599
- 2019-chevrolet-silverado-2500-hd-high-country-esi8163434
- 2019-chevrolet-silverado-2500-hd-lt-esi5910711
- 2019-chevrolet-silverado-2500-hd-ltz-esi3184969
- 2019-chevrolet-silverado-2500-hd-wt-esi9576486
- 2019-chevrolet-silverado-3500-hd-high-country-esi9537289
- 2019-chevrolet-silverado-3500-hd-lt-esi8246862
- 2019-chevrolet-silverado-3500-hd-ltz-esi8354057
- 2019-chevrolet-silverado-3500-hd-wt-esi5618769
- ClearanceItem:N
- Cooling>Transmission Coolers
- EPA:N/A
- fits_2017-2019`Chevrolet`Silverado 2500 HD`High Country~2017-2019`Chevrolet`Silverado 2500 HD`LT~2017-2019`Chevrolet`Silverado 2500 HD`LTZ~2017-2019`Chevrolet`Silverado 2500 HD`WT~2017-2019`Chevrolet`Silverado 3500 HD`High Country
- fits_2017-2019`Chevrolet`Silverado 3500 HD`LTZ~2017-2019`Chevrolet`Silverado 3500 HD`WT
- LTL:N
- MPN:MMTC-DMAX-17SL
- Non-CARB:N
- Prop65:Y
- SpecialOrder:N