2007-2014 GMC Sierra 2500HD Exhausts

Full exhaust system fitment for the 2007-2014 GMC Sierra 2500HD, covering both 6.0L Vortec gas and 6.6L Duramax LMM and LML diesel configurations. Cat-back and DPF-back systems from MBRP, Flowmaster, MagnaFlow, and aFe in 4-inch and 5-inch diameters with polished or black tips.

Will a cat-back exhaust throw a check engine light or fail emissions? No. Cat-back systems install downstream of the catalytic converters, so factory O2 sensors and emissions equipment stay untouched and no CEL is triggered.

Verified fitment on every listing, no guesswork at checkout.