Left Exhaust Manifold for 2003-2007 Chevrolet W3500 Tiltmaster & More - Dorman 674-5603

This exhaust manifold was precision-engineered and durably manufactured to match the fit and function of the original manifold on specified vehicles. It includes all necessary gaskets and downpipe hardware for a complete repair.

• Ideal replacement - this exhaust manifold was precision-engineered and durably manufactured to match the fit and function of the stock manifold on specified vehicles
• Reliable construction - durable materials resist warping, cracking and leaking for long-lasting performance
• Complete repair - includes all necessary gaskets and downpipe hardware
• Trustworthy design - built by industry leader in aftermarket manifolds