SKU: K4110A-RP Diamond Eye Performance 4 inch Aluminized Cat-Back Exhaust for 2001-2005 GM Duramax 6.6L LBZ/LLY (N

Diamond Eye Performance 4" ALUMINIZED CAT BACK SINGLE FOR 2001-2005 Chevy/GMC (No Muffler)

Diamond Eye exhaust systems are built just the way you want! Upgrading your exhaust has definite benefits--lower EGTs, more horsepower, better sound quality, and more passes by the pump. CNC mandrel-bending machines and support equipment allow Diamond Eye technicians to fabricate non-restrictive, free-flowing systems to benefit your engine.

You have the choice of standard or muffler replacement kits (RP) in a variety of 3 in. models, up to bigger and better 5.0 in. systems, in either economical 16-gauge aluminized steel or longer-lasting, good looking 409 stainless steel. These kits are also designed to reduce your installation time; hangers, clamps, and hardware are included to complete your job. For a great fit and finish, bolt on a Diamond Eye Performance exhaust system.