MBRP 4-Inch Cat-Back Exhaust Tour Profile Single Side Exit 01-04 GM 6.6L Duramax LB7 BD-1303104-KT It's a hassle-free

It's a hassle-free

Impact-resistant black housing for a sleek

The result is a grille guard that delivers strength

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Built for long-lasting reliability and backed by an 18-month warranty

MBRP 4-Inch Cat-Back Exhaust Tour Profile Single Side Exit 01-04 GM 6.6L Duramax LB7 BD-1303104-KT It's a hassle-freeAre you looking to give your Duramax a horsepower boost and the sound it should have from the factory? The MBRP Armor Lite Cat Back Exhaust is built for truck owners who want a noticeable upgrade in both sound and performance. By opening the exhaust flow, this system helps your engine breathe easier, resulting in improved throttle response, lower exhaust temperatures, and a deeper, more aggressive tone. Whether youre towing, daily driving, or just