Chevrolet Avalanche Performance Exhaust - Flowmaster - Scavenger Series Elite - 02-13. These shorty headers replace restrictive factory manifolds to boost exhaust efficiency and sharpen throttle response on your Avalanche.

Constructed from stainless steel and finished with a high-temperature ceramic coating, the Scavenger Series Elite is built for durability and a straightforward fit. 1-5/8 in. primary tubes and 3/8 in. laser-cut flanges pair with factory collector connections for a direct-fit, leak-free install. Includes gaskets and necessary hardware. Dyno tuned for strong results—on a 2004 Silverado 5.3L, testing showed gains of 14 hp and 23 lb-ft. 50-state legal per application (CARB EO D-698-20), including 2002–2013 Avalanche 5.3L.

Features

• Stainless steel construction with high-temp ceramic coating
• 1-5/8 in. primary tubes; 3/8 in. laser-cut flanges
• Factory collector connections for direct-fit, leak-free install
• Includes gaskets and hardware
• 50-state legal per application (CARB EO D-698-20)
• Designed for 2002–2013 GM truck/SUV platforms, incl. Avalanche 5.3L

Have questions or need help planning your setup? Call us at 512-982-9393 (Austin, TX) or 562-981-6800 (Los Angeles, CA area). We offer professional installation and customization services at both locations.

Buying multiple items? Contact us for potential shipping discounts. We install on premises at both locations.

CA Residents: WARNING: Cancer and Reproductive Harm - www.P65Warnings.ca.gov