

| SKU | WCFWCF100704 |
| MPN | WCF100704 |
| EAN | WCF100704 |
| Certifications | None |
Replace the restrictive crushed factory down pipe on your 2011-2016 LML Duramax with this full 3" Stainless Steel down pipe. For use with factory turbo or factory style drop in turbo on trucks using a v-band connection style exhaust, NOT the 3 bolt flange style exhaust. - - Replaces the following GM Part Numbers: 12643610, 12638304, 12643214 - - Note: For 3 bolt style down pipe use PN: WCF100705
This Part Fits:
This Part Fits:
| Year | Make | Model | Submodel |
|---|---|---|---|
| 2015 | Chevrolet | Silverado 2500 HD | High Country |
| 2011-2015 | Chevrolet | Silverado 2500 HD | LT |
| 2011-2015 | Chevrolet | Silverado 2500 HD | LTZ |
| 2011-2015 | Chevrolet | Silverado 2500 HD | WT |
| 2015 | Chevrolet | Silverado 3500 HD | High Country |
| 2011-2015 | Chevrolet | Silverado 3500 HD | LT |
| 2011-2015 | Chevrolet | Silverado 3500 HD | LTZ |
| 2011-2015 | Chevrolet | Silverado 3500 HD | WT |
| 2015 | GMC | Sierra 2500 HD | Base |
| 2011-2015 | GMC | Sierra 2500 HD | Denali |
| 2011-2015 | GMC | Sierra 2500 HD | SLE |
| 2011-2015 | GMC | Sierra 2500 HD | SLT |
| 2011-2014 | GMC | Sierra 2500 HD | WT |
| 2015 | GMC | Sierra 3500 HD | Base |
| 2011-2015 | GMC | Sierra 3500 HD | Denali |
| 2011-2015 | GMC | Sierra 3500 HD | SLE |
| 2011-2015 | GMC | Sierra 3500 HD | SLT |
| 2011-2014 | GMC | Sierra 3500 HD | WT |
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