Mishimoto performance intercooler for the 2017-2019 Chevrolet and GMC 6.6L L5P Duramax. The 68mm-thick bar-and-plate core runs 70 percent thicker than stock for maximum cooling and cuts intake restriction by over 64 percent, while the inlet and outlet are enlarged 6mm and 12mm to improve flow. Durable cast-aluminum end tanks resist cracking under high temperatures and boost pressure. Finished in Silver powder coat.
| Type | Performance intercooler |
| Core | Bar-and-plate |
| Material | Aluminum with cast-aluminum end tanks |
| Finish | Silver |
| Core Thickness | 68mm (70% thicker than stock) |
| Flow | Over 64% less restriction than stock; inlet +6mm / outlet +12mm |
| Included | Adapter cold-side pipe with DuraCore boot and constant-tension T-bolt clamps |
| Warranty | Mishimoto Lifetime Warranty |
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 |
| 2017-2019 | GMC | Sierra 2500 HD | Base |
| 2017-2019 | GMC | Sierra 2500 HD | Denali |
| 2017-2019 | GMC | Sierra 2500 HD | SLE |
| 2017-2019 | GMC | Sierra 2500 HD | SLT |
| 2017-2019 | GMC | Sierra 3500 HD | Base |
| 2017-2019 | GMC | Sierra 3500 HD | Denali |
| 2017-2019 | GMC | Sierra 3500 HD | SLE |
| 2017-2019 | GMC | Sierra 3500 HD | SLT |
