Cat Back Exhaust System

Mel's Manufacturing

2004.5-2007 Cummins 4" Cat Back Exhaust w/ Muffler (411109)

Mel's Manufacturing

2003.5-2007 Powerstroke 4" Cat Back Exhaust System w/ Muffler (421108)

MBRP

2003-2007 Powerstroke 4" Cat-Back Exhaust System w/ Muffler (S6208P)

MBRP

2001-2005 Duramax 4" Cat Back Single Side Exit Exhaust w/ Muffler (S6000P)

Mel's Manufacturing

2011-2015 Duramax 4" Cat Back Exhaust System w / Muffler (431013 / 432013)

Mel's Manufacturing

2004.5-2007 Cummins 5" Cat Back Exhaust w / Muffler (511101 / 512116 )

Mel's Manufacturing

2001-2007 Duramax 4" Cat Back Exhaust System w / Muffler (431108 / 432119)

Mel's Manufacturing

2011-2015 Duramax 4" Cat-Back Exhaust - No Muffler (431014)

PPE

2020-2022 3.0L Duramax 4" SS Cat-Back Exhaust w/ Muffler (1170500xx)

MBRP

2004.5-2007 Cummins 4" Cat Back Exhaust w/ Muffler (S6108P)

Mel's Manufacturing

2001-2005 Duramax 4" Cat Back Exhaust System - 4-Bolt w/ Muffler (431110)

Sinister

2003-2007 Powerstroke 4" Stainless Steel CAT-Back Exhaust System No Muffler SS (SD-6.0EX403)