MBRP 4" Cat Back Exhaust - Aluminized GM 2001-2005

MBRP's aluminized 4" Cat-Back Performance Series Exhaust System for your 2001-2005 GMC Chevy 6.6L Duramax with the LB7 or LLY engine. Comes with a T304 polished stainless muffler. Tip not included.