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:
| Year | Make | Model | Submodel |
|---|---|---|---|
| 2011-2015 | Chevrolet | Express 2500 | Base |
| 2011-2015 | Chevrolet | Express 3500 | Base |
| 2011-2012,2015 | Chevrolet | Express 3500 | LS |
| 2011-2012,2015 | 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 |
| 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 |
| 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-esi7121608
- 2011-chevrolet-silverado-2500-hd-ltz-esi1520848
- 2011-chevrolet-silverado-3500-hd-lt-esi4572898
- 2011-chevrolet-silverado-3500-hd-wt-esi5390037
- 2011-gmc-sierra-2500-hd-denali-esi7749798
- 2011-gmc-sierra-2500-hd-sle-esi4516244
- 2011-gmc-sierra-2500-hd-slt-esi2716254
- 2011-gmc-sierra-2500-hd-wt-esi5465680
- 2011-gmc-sierra-3500-hd-denali-esi3908601
- 2011-gmc-sierra-3500-hd-sle-esi5003015
- 2011-gmc-sierra-3500-hd-slt-esi3531046
- 2011-gmc-sierra-3500-hd-wt-esi5989660
- 2012-chevrolet-silverado-2500-hd-lt-esi7229304
- 2012-chevrolet-silverado-2500-hd-ltz-esi9320515
- 2012-chevrolet-silverado-2500-hd-wt-esi4560639
- 2012-chevrolet-silverado-3500-hd-lt-esi9698551
- 2012-chevrolet-silverado-3500-hd-wt-esi5307002
- 2012-gmc-sierra-2500-hd-denali-esi9273542
- 2012-gmc-sierra-2500-hd-sle-esi8924492
- 2012-gmc-sierra-2500-hd-slt-esi6502650
- 2012-gmc-sierra-3500-hd-denali-esi8465396
- 2012-gmc-sierra-3500-hd-sle-esi7860471
- 2012-gmc-sierra-3500-hd-slt-esi3103334
- 2012-gmc-sierra-3500-hd-wt-esi6292423
- 2013-chevrolet-silverado-2500-hd-lt-esi3967103
- 2013-chevrolet-silverado-2500-hd-ltz-esi3624152
- 2013-chevrolet-silverado-3500-hd-lt-esi9308083
- 2013-chevrolet-silverado-3500-hd-ltz-esi2304541
- 2013-chevrolet-silverado-3500-hd-wt-esi5389990
- 2013-gmc-sierra-2500-hd-denali-esi5889759
- 2013-gmc-sierra-2500-hd-sle-esi4489275
- 2013-gmc-sierra-2500-hd-slt-esi7846038
- 2013-gmc-sierra-2500-hd-wt-esi7623010
- 2013-gmc-sierra-3500-hd-denali-esi2570287
- 2013-gmc-sierra-3500-hd-sle-esi9083397
- 2013-gmc-sierra-3500-hd-slt-esi2741141
- 2014-chevrolet-silverado-2500-hd-lt-esi5907100
- 2014-chevrolet-silverado-2500-hd-ltz-esi3488600
- 2014-chevrolet-silverado-3500-hd-lt-esi4121303
- 2014-chevrolet-silverado-3500-hd-ltz-esi5153684
- 2014-chevrolet-silverado-3500-hd-wt-esi3579244
- 2014-gmc-sierra-2500-hd-denali-esi4740300
- 2014-gmc-sierra-2500-hd-sle-esi9370878
- 2014-gmc-sierra-2500-hd-slt-esi5622521
- 2014-gmc-sierra-3500-hd-denali-esi5245675
- 2014-gmc-sierra-3500-hd-sle-esi1627415
- 2014-gmc-sierra-3500-hd-slt-esi9530701
- 2015-chevrolet-silverado-2500-hd-high-country-esi8766591
- 2015-chevrolet-silverado-2500-hd-lt-esi6268092
- 2015-chevrolet-silverado-2500-hd-ltz-esi4126721
- 2015-chevrolet-silverado-3500-hd-high-country-esi4704121
- 2015-chevrolet-silverado-3500-hd-lt-esi7559056
- 2015-chevrolet-silverado-3500-hd-ltz-esi9264173
- 2015-chevrolet-silverado-3500-hd-wt-esi2243386
- 2015-gmc-sierra-2500-hd-base-esi4570125
- 2015-gmc-sierra-2500-hd-denali-esi7709200
- 2015-gmc-sierra-2500-hd-sle-esi2400268
- 2015-gmc-sierra-2500-hd-slt-esi3537894
- 2015-gmc-sierra-3500-hd-base-esi7464400
- 2015-gmc-sierra-3500-hd-denali-esi2826665
- 2015-gmc-sierra-3500-hd-sle-esi5276608
- 2015-gmc-sierra-3500-hd-slt-esi7105626
- 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