
Interested in a new exhaust system for your L5P Duramax? Check out the Large Bore-HD dual DPF-Back exhaust system by aFe. This system is constructed from 4" mandrel-bent 409 stainless steel tubing and uses high quality band clamps and OE-style bayonet hangers. This unit uses all factory mounting locations and comes with a bolt-on bracket that supports the driver side tailpipe. This provides for a quick, hassle-free installation with no modification necessary. Also included in this exhaust system are dual massive 6" high temp black powder-coated stainless steel tips with a laser-cut stainless steel aFe power badges. Large Bore-HD exhaust systems are the perfect combination of performance, fit and value. Single To Dual Exhaust Conversion: This exhaust is designed to convert the standard single exhaust into an aggressive dual exhaust. Fits With Spare Tire: This exhaust system fits perfectly without relocating the spare tire. OE Fit: OE-style bayonet hangers are used to maintain a stable pipe location during high vibration and high heat conditions. The bayonet tip holds the hanger bushing in place for an OE-style fit that does not change with time. Flow and Performance: This Large Bore-HD exhaust system is constructed from 4" mandrel-bent stainless steel tubing for maximum flow. Smooth transition bends allow for low turbulence, increasing horsepower, torque and lowering EGT's. Massive 6" Black Tips: Finishing off the exhaust are dual powder-coated high temp black 304 stainless steel exhaust tips. This tip features a laser-cut stainless steel aFe power badge for an aggressive style.
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 |
| 2017-2019 | 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 |
- 2017-chevrolet-silverado-2500-hd-high-country-esi8991906
- 2017-chevrolet-silverado-2500-hd-lt-esi8930812
- 2017-chevrolet-silverado-2500-hd-ltz-esi6843686
- 2017-chevrolet-silverado-2500-hd-wt-esi3364712
- 2017-chevrolet-silverado-3500-hd-high-country-esi1893869
- 2017-chevrolet-silverado-3500-hd-lt-esi3217074
- 2017-chevrolet-silverado-3500-hd-ltz-esi6174818
- 2017-chevrolet-silverado-3500-hd-wt-esi5985753
- 2017-gmc-sierra-2500-hd-base-esi2171710
- 2017-gmc-sierra-2500-hd-denali-esi9398370
- 2017-gmc-sierra-2500-hd-sle-esi7205651
- 2017-gmc-sierra-2500-hd-slt-esi4728875
- 2017-gmc-sierra-3500-hd-base-esi6107314
- 2017-gmc-sierra-3500-hd-denali-esi3571210
- 2017-gmc-sierra-3500-hd-sle-esi8260090
- 2017-gmc-sierra-3500-hd-slt-esi6494066
- 2018-chevrolet-silverado-2500-hd-high-country-esi2186972
- 2018-chevrolet-silverado-2500-hd-lt-esi5589362
- 2018-chevrolet-silverado-2500-hd-ltz-esi5725199
- 2018-chevrolet-silverado-2500-hd-wt-esi5896659
- 2018-chevrolet-silverado-3500-hd-high-country-esi2140774
- 2018-chevrolet-silverado-3500-hd-lt-esi8963822
- 2018-chevrolet-silverado-3500-hd-ltz-esi9731656
- 2018-chevrolet-silverado-3500-hd-wt-esi6629251
- 2018-gmc-sierra-2500-hd-base-esi6765517
- 2018-gmc-sierra-2500-hd-denali-esi5692388
- 2018-gmc-sierra-2500-hd-sle-esi7210478
- 2018-gmc-sierra-2500-hd-slt-esi3485019
- 2018-gmc-sierra-3500-hd-base-esi4479426
- 2018-gmc-sierra-3500-hd-denali-esi4387256
- 2018-gmc-sierra-3500-hd-sle-esi9421923
- 2018-gmc-sierra-3500-hd-slt-esi4419571
- 2019-chevrolet-silverado-2500-hd-high-country-esi8098232
- 2019-chevrolet-silverado-2500-hd-lt-esi5294821
- 2019-chevrolet-silverado-2500-hd-ltz-esi9946444
- 2019-chevrolet-silverado-2500-hd-wt-esi8307550
- 2019-chevrolet-silverado-3500-hd-high-country-esi6963844
- 2019-chevrolet-silverado-3500-hd-lt-esi4232386
- 2019-chevrolet-silverado-3500-hd-ltz-esi1614820
- 2019-chevrolet-silverado-3500-hd-wt-esi5162340
- 2019-gmc-sierra-2500-hd-base-esi7426797
- 2019-gmc-sierra-2500-hd-denali-esi8165199
- 2019-gmc-sierra-2500-hd-sle-esi3911659
- 2019-gmc-sierra-2500-hd-slt-esi6874551
- 2019-gmc-sierra-3500-hd-base-esi5500498
- 2019-gmc-sierra-3500-hd-denali-esi7054256
- 2019-gmc-sierra-3500-hd-sle-esi9982231
- 2019-gmc-sierra-3500-hd-slt-esi2922433
- ClearanceItem:N
- 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~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
- fits_2017-2019`GMC`Sierra 3500 HD`Denali~2017-2019`GMC`Sierra 3500 HD`SLE~2017-2019`GMC`Sierra 3500 HD`SLT
- LTL:N
- MPN:49-44086-B
- Non-CARB:Y
- Prop65:Y
- SpecialOrder:Y