Best selling products

2004.5-2007 Cummins 5.9L 4" Turbo Back Single w/ Muffler (411026 / 412026)

2017-2019 Duramax L5P 5" Downpipe Back Exhaust w/ Muffler (531009)

2017-2019 Duramax L5P 4" Downpipe Back Exhaust No Muffler (431022)

2017-2019 Duramax L5P 4" Downpipe Back Exhaust w/ Muffler (431021)

2017-2023 Duramax L5P 4" Cat & DPF Race Pipe w/ Muffler (431031)

2015.5-2016 Duramax LML 5" Downpipe Back Exhaust No Muffler (531008)

2015.5-2016 Duramax LML 5" Downpipe Back Exhaust w/ Muffler (531007)

2015.5-2016 Duramax LML 4" Downpipe Back Exhaust No Muffler (431019)

2015.5-2016 Duramax LML 4" Downpipe Back Exhaust w/ Muffler (431018)

2015.5-2016 Duramax LML 4" Cat & DPF Race Pipe No Muffler (431020)

2011-2015 Duramax LML 5" Downpipe Back Exhaust No Muffler (531006)

2011-2015 Duramax LML 5" Downpipe Back Exhaust w/ Muffler (531005)

2011-2015 Duramax LML 4" Downpipe Back Exhaust No Muffler (431017)

2011-2015 Duramax LML 4"Cat & DPF Race Pipe No Muffler (431015)

2007.5-2010 Duramax LMM 5" Downpipe Back Exhaust No Muffler (531002)

2007.5-2010 Duramax LMM 5" Downpipe Back Exhaust w/ Muffler (531001)

2007.5-2010 Duramax LMM 4" DPF Race Pipe CC-LB (FLO-18233)

2007.5-2010 Duramax LMM 4" DPF Race Pipe CC-SB (FLO-18213)

2007.5-2010 Duramax LMM 4" DPF Race Pipe EC-LB (FLO-18243)

2007.5-2010 Duramax LMM 4" DPF Race Pipe EC-SB (FLO-18223)

2007.5-2010 Duramax LMM 4" DPF Race Pipe (431007)

2004.5-2010 Duramax 3" Turbo Direct Pipe (A00101)

2001-2007 Duramax 5" Downpipe Back Exhaust w/ Muffler (531100)

2001-2007 Duramax 4" Downpipe Back Exhaust No Muffler (431112)