Full length and fenderwell headers provide the ultimate performance for streetrodders with high performance engines. These header styles have longer primarytubes, which help produce more horsepower and torque than Tight Tucks. Chassisheaders fit inside
Product Features:- Patriot Exhaust H8301 1 5/8" Full Length Header Pontiac Firebird 350-455 70-79 Raw
- Full length headers are typically used for higher RPM horsepower, but can also increase the mid range torque in applications were there is room to fit a long tube design.