Replace that restrictive factory downpipe with a MBRP direct replacement downpipe for more flow, fuel economy, and better performance. Removal of OEM catalytic converters may be a violation of emissions laws in your jurisdiction. Ensure that the intended use of this product is permitted. Not for sale or use in the state of California.
This Part Fits:
This Part Fits:
| Year | Make | Model | Submodel |
|---|---|---|---|
| 2011-2015 | Chevrolet | Express 2500 | Base |
| 2011-2015 | Chevrolet | Express 3500 | Base |
| 2011-2015 | Chevrolet | Express 3500 | LS |
| 2011-2015 | Chevrolet | Express 3500 | LT |
| 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 |
| 2011-2015 | GMC | Savana 2500 | Base |
| 2011-2015 | GMC | Savana 3500 | Base |
| 2011-2015 | GMC | Savana 3500 | LS |
| 2011-2015 | GMC | Savana 3500 | LT |
| 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 |
- 2011-chevrolet-silverado-2500-hd-lt-esi7073394
- 2011-chevrolet-silverado-2500-hd-ltz-esi6743282
- 2011-chevrolet-silverado-2500-hd-wt-esi3107510
- 2011-chevrolet-silverado-3500-hd-lt-esi6562274
- 2011-chevrolet-silverado-3500-hd-ltz-esi2901401
- 2011-chevrolet-silverado-3500-hd-wt-esi6939140
- 2011-gmc-sierra-2500-hd-denali-esi9279496
- 2011-gmc-sierra-2500-hd-sle-esi8638157
- 2011-gmc-sierra-2500-hd-slt-esi9553305
- 2011-gmc-sierra-2500-hd-wt-esi7173997
- 2011-gmc-sierra-3500-hd-denali-esi3225192
- 2011-gmc-sierra-3500-hd-sle-esi9661619
- 2011-gmc-sierra-3500-hd-slt-esi6406539
- 2011-gmc-sierra-3500-hd-wt-esi4101406
- 2012-chevrolet-silverado-2500-hd-lt-esi6002782
- 2012-chevrolet-silverado-2500-hd-ltz-esi5252602
- 2012-chevrolet-silverado-2500-hd-wt-esi7676266
- 2012-chevrolet-silverado-3500-hd-lt-esi9659128
- 2012-chevrolet-silverado-3500-hd-ltz-esi3081601
- 2012-chevrolet-silverado-3500-hd-wt-esi4983214
- 2012-gmc-sierra-2500-hd-denali-esi5123160
- 2012-gmc-sierra-2500-hd-sle-esi3901322
- 2012-gmc-sierra-2500-hd-slt-esi9960383
- 2012-gmc-sierra-2500-hd-wt-esi1877130
- 2012-gmc-sierra-3500-hd-denali-esi9813245
- 2012-gmc-sierra-3500-hd-sle-esi5294411
- 2012-gmc-sierra-3500-hd-slt-esi2566705
- 2012-gmc-sierra-3500-hd-wt-esi6091285
- 2013-chevrolet-silverado-2500-hd-lt-esi9983721
- 2013-chevrolet-silverado-2500-hd-ltz-esi4786047
- 2013-chevrolet-silverado-2500-hd-wt-esi3805033
- 2013-chevrolet-silverado-3500-hd-lt-esi3802796
- 2013-chevrolet-silverado-3500-hd-ltz-esi4947639
- 2013-chevrolet-silverado-3500-hd-wt-esi1699768
- 2013-gmc-sierra-2500-hd-denali-esi5727157
- 2013-gmc-sierra-2500-hd-sle-esi2183395
- 2013-gmc-sierra-2500-hd-slt-esi5997006
- 2013-gmc-sierra-2500-hd-wt-esi5621204
- 2013-gmc-sierra-3500-hd-denali-esi7289348
- 2013-gmc-sierra-3500-hd-sle-esi2311449
- 2013-gmc-sierra-3500-hd-slt-esi4603708
- 2013-gmc-sierra-3500-hd-wt-esi3661602
- 2014-chevrolet-silverado-2500-hd-lt-esi1795312
- 2014-chevrolet-silverado-2500-hd-ltz-esi7636185
- 2014-chevrolet-silverado-2500-hd-wt-esi3270023
- 2014-chevrolet-silverado-3500-hd-lt-esi7733195
- 2014-chevrolet-silverado-3500-hd-ltz-esi8355374
- 2014-chevrolet-silverado-3500-hd-wt-esi6547499
- 2014-gmc-sierra-2500-hd-denali-esi1796388
- 2014-gmc-sierra-2500-hd-sle-esi9809238
- 2014-gmc-sierra-2500-hd-slt-esi2875420
- 2014-gmc-sierra-2500-hd-wt-esi5556205
- 2014-gmc-sierra-3500-hd-denali-esi5977043
- 2014-gmc-sierra-3500-hd-sle-esi7454660
- 2014-gmc-sierra-3500-hd-slt-esi6490708
- 2014-gmc-sierra-3500-hd-wt-esi9479123
- 2015-chevrolet-silverado-2500-hd-high-country-esi6788194
- 2015-chevrolet-silverado-2500-hd-lt-esi4008125
- 2015-chevrolet-silverado-2500-hd-ltz-esi6620577
- 2015-chevrolet-silverado-2500-hd-wt-esi1637633
- 2015-chevrolet-silverado-3500-hd-high-country-esi9898935
- 2015-chevrolet-silverado-3500-hd-lt-esi5084881
- 2015-chevrolet-silverado-3500-hd-ltz-esi9949542
- 2015-chevrolet-silverado-3500-hd-wt-esi4292346
- 2015-gmc-sierra-2500-hd-base-esi2589924
- 2015-gmc-sierra-2500-hd-denali-esi8075030
- 2015-gmc-sierra-2500-hd-sle-esi6730510
- 2015-gmc-sierra-2500-hd-slt-esi4658198
- 2015-gmc-sierra-3500-hd-base-esi1691452
- 2015-gmc-sierra-3500-hd-denali-esi3614779
- 2015-gmc-sierra-3500-hd-sle-esi1474184
- 2015-gmc-sierra-3500-hd-slt-esi6099743
- CARB-EO:D-763-2
- ClearanceItem:N
- EPA:Compliant
- fits_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
- fits_2011-2015`Chevrolet`Express 2500`Base~2011-2015`Chevrolet`Express 3500`Base~2011-2012`Chevrolet`Express 3500`LS~2015`Chevrolet`Express 3500`LS~2011-2012`Chevrolet`Express 3500`LT~2015`Chevrolet`Express 3500`LT
- fits_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
- fits_2011-2015`Chevrolet`Silverado 3500 HD`WT~2011-2015`GMC`Savana 2500`Base~2011-2015`GMC`Savana 3500`Base~2015`GMC`Savana 3500`LS~2015`GMC`Savana 3500`LT~2015`GMC`Sierra 2500 HD`Base~2011-2015`GMC`Sierra 2500 HD`Denali~2011-2015`GMC`Sierra 2500 HD`SLE
- LTL:N
- MPN:GMCA427
- Non-CARB:N
- Prop65:Y
- SpecialOrder:N