Developed to meet the needs of even the most heavily modified GTO applications, these headers employ 1 3/4" primaries and 3" collectors to provide huge power increases throughout the rpm range. Team them with one of our Loud Mouth or PowerFlo cat-backs to create a fully optimized exhaust system.

Race-proven on SLP's 575-hp ZL-402 development car!

GTO Long-Tube Header Features

• Constructed entirely from mandrel-bent 409 stainless steel
• Heavy-duty (3/8"), one-piece flanges resist warping
• Worth up to 25 additional rear-wheel horsepower
• Aluminum-ceramic coating provides superior performance, appearance, and component longevity
• Easy bolt-on installation—no cutting or welding required!
• Compatible with stock or SLP cat-back system
• Includes high-flow catalytic converters, oxygen-sensor extension harnesses, detailed instructions, and all required installation hardware