Downpipes

MBRP 3" Down Pipe Chevy/GMC 6.6L Duramax 2004.5 - 2010 - C.A.R.B. Approved - GMCA424

MBRP 3" Down Pipe, 2004.5 - 2010 Silverado/Sierra 6.6L LLY/LBZ/LMM Duramax - GM8424