531100-601 Mel's Manufacturing 5" Down Pipe Back Exhaust - Aluminized GMC/Chevy 6.6L Duramax 2001-2007

Mel's Manufacturing 3" T-409 Stainless Steel replacement turbo direct pipe for 2004.5-2010 GMC/Chevy Duramax 6.6L LLY, LBZ, and LMM engines.

S&B's pre-oiled and re-washable Cold Air Intake System for 2001-2004 GMC/Chevy 6.6L Duramax LB7 diesels outflows the stock intake by 44.63% while maintaining a 99.25% efficiency rating @ 653 CFM. A "must have" for modified and even stock powered trucks.

This MBRP dual wall exhaust tip fits 5" exhaust systems - it has a 5" inlet, 6" outlet, and is 12" long with an angled, double wall, polished stainless finish. No welding required.