C5 Corvette Long Tube Headers (1997-2004) Billy Boat Exhaust

Please note: this is a custom, made to order system designed specifically for your Corvette. Please allow 2-4 weeks for production. 

This item is not eligible for returns or exchanges due to its custom design. For more information, please read our Returns & Exchanges Policy.

Increase horsepower and torque with these C5 Corvette Long Tube Headers from Billy Boat Exhaust. This header design incorporates the correct firing sequence which pairs exhaust ports together for more efficient exhaust scavenging. 

• 1.75″ tubes flow seemlessly to a 3″, 4-into-1 collector.  
• Perfect for track-focused C5 Corvettes to improve power and lap times.
• Direct, bolt on replacement for 1997-2004 Corvettes (base and Z06). Design varies by year for performance and fitment. Please select your year from the dropdown. 
• Precision crafted using 100% T-304 stainless steel and mandrel bending. Hand-built 4-into-1 merged collector for the best performance possible.
• Increased horsepower and torque throughout the entire RPM range. Dyno tested peak power gains of 18 rear wheel horsepower and 19 ft. lbs. of torque.
• Comes complete with all necessary mounting hardware and installation instructions. No cutting or welding required for installation. 
• Manufactured in the USA with the highest standards. 
• Limited lifetime manufacturer’s warranty. 
• Please note: this product is not emissions legal and is intended for off-highway racing only and should not be used on public roads.

WARNING: This product in the physical form it is sold does not present a hazard. However, operations including, but not limited to welding, brazing, or thermal cutting can expose you to chemicals including Chromium, Nickel, Cobalt, Arsenic, Cadmium and Lead which are known to the state of California to cause cancer, birth defects and other reproductive harm. For more information go to .