AFE 49-14001 LARGE BORE-HD 4" 409 STAINLESS STEEL CAT-BACK EXHAUST SYSTEM FOR 01-05 GM 6.6L DURAMAX

Transform your GM Diesel Truck from 2001 to 2005 with the AFE 49-14001 Large Bore-HD 4" 409 Stainless Steel Cat-Back Exhaust System. This high-performance exhaust system is engineered for the V8-6.6L (td) LB7/LLY engine, delivering exceptional enhancements in power and torque while standing up to the toughest conditions.

Constructed from premium mandrel-bent 4" stainless steel tubing, the Large Bore-HD exhaust system ensures optimal exhaust flow, resulting in noticeable increases in horsepower and lower Exhaust Gas Temperatures (EGT). The thoughtfully designed cat-back system includes a performance muffler that balances function and sound, elevating your truck's performance to new heights.

• 4" mandrel bent stainless steel construction for maximum durability and performance
• Increased horsepower and torque for outstanding performance
• 24" free-flowing muffler that provides a robust sound
• Factory mounting locations for an easy, hassle-free installation
• High-quality OE style band clamps for a leak-free seal
• OE style bayonet hangers for enhanced pipe stability
• Smooth transition bends for reduced turbulence and improved flow
• No CARB EO# required for installation

Proudly engineered and manufactured in Corona, California, the AFE Large Bore-HD exhaust system is compatible with Chevrolet Silverado 2500 HD, Chevrolet Silverado 3500, GMC Sierra 2500 HD, and GMC Sierra 3500 models. Elevate your truck's performance and unleash its full potential with uncompromising quality that withstands the test of time.