CompareFits your vehicle 4 Inch Filter Back Dual Outlet Single Side Aluminized Steel For 11-19 Silverado/Sierra 2500/3500 Duramax MBRP $634.99
CompareFits your vehicle 4 Inch Filter Back Single Side Aluminized Steel For 11-19 Silverado/Sierra 2500/3500 Duramax MBRP $474.99
CompareFits your vehicle 4 Inch Filter Back Single Side Black Coated For 11-19 Silverado/Sierra 2500/3500 Duramax MBRP $649.99
CompareFits your vehicle 4 Inch Filter Back Single Side T304 Stainless Steel For 11-19 Silverado/Sierra 2500/3500 Duramax MBRP $779.99
3% offCompareFits your vehicle 4" Aluminized Downpipe Back Single NO Muffler | 2015.5-2016 GM 2500/3500 6.6L DURAMAX (FLO-PRO) Aluminized, Without Muffler $960.00 $931.20
3% offCompareFits your vehicle 4" Aluminized Downpipe Back Single With Muffler | 2015.5-2016 GM 2500/3500 6.6L DURAMAX (FLO-PRO) Aluminized, With Muffler $1030.00 $999.10
3% offCompareFits your vehicle 4" Stainless Downpipe Back Single NO Muffler | 2015.5-2016 GM 2500/3500 6.6L DURAMAX (FLO-PRO) Stainless, Without Muffler $1110.00 $1076.70
3% offCompareFits your vehicle 4" Stainless Downpipe Back Single With Muffler | 2015.5-2016 GM 2500/3500 6.6L DURAMAX (FLO-PRO) Stainless, With Muffler $1210.00 $1173.70
3% offCompareFits your vehicle P1 4" Down Pipe Back, Race System, without bungs, with muffler, AL, 2015.5-2016** Chevy/GMC 2500/3500 HD $899.99 $872.99
3% offCompareFits your vehicle P1 4" Down Pipe Back, Race System, without bungs, without muffler, 409 Stainless, 2015.5-2016** Chevy/GMC 2500/3500 HD $949.99 $921.49
3% offCompareFits your vehicle P1 4" Down Pipe Back, Race System, without bungs, without muffler, Aluminized, 2015.5-2016** Chevy/GMC 2500/3500 HD $849.99 $824.49
3% offCompareRegular Product P1 4" Turbo Back, Race System, no bungs, without muffler, T409 Stainless, 2019-2022 RAM 2500/3500 6.7L ,All Models $1009.99 $979.69
3% offCompareRegular Product P1 4" Turbo Back, Race System, no bungs, without muffler, T409 Stainless, 2019-2022 RAM 2500/3500 6.7L ,All Models $1009.99 $979.69
3% offCompareFits your vehicle P1 4" Down Pipe Back, Race System, without bungs, without muffler, 409 Stainless, 2015.5-2016** Chevy/GMC 2500/3500 HD $949.99 $921.49
3% offCompareFits your vehicle P1 4" Down Pipe Back, Race System, without bungs, without muffler, Aluminized, 2015.5-2016** Chevy/GMC 2500/3500 HD $849.99 $824.49
3% offCompareFits your vehicle P1 4" Down Pipe Back, Race System, without bungs, with muffler, AL, 2015.5-2016** Chevy/GMC 2500/3500 HD $899.99 $872.99
3% offCompareFits your vehicle 4" Stainless Downpipe Back Single With Muffler | 2015.5-2016 GM 2500/3500 6.6L DURAMAX (FLO-PRO) Stainless, With Muffler $1210.00 $1173.70
3% offCompareFits your vehicle 4" Aluminized Downpipe Back Single With Muffler | 2015.5-2016 GM 2500/3500 6.6L DURAMAX (FLO-PRO) Aluminized, With Muffler $1030.00 $999.10