Chevy Chevrolet Buick 4.8L 5.3L LS1 LS2 LS3 LS6 LS 1-3/4" Swap Tube Headers Generic 402 5'' Upper Section

5'' Upper Section

Fully replaces both EGR valve and cooler

Cast pistons feature a high silicone content for added strength and durability

Doesn't fit 4WD/4x4 models

Chevy Chevrolet Buick 4.8L 5.3L LS1 LS2 LS3 LS6 LS 1-3/4" Swap Tube Headers Generic 402 5'' Upper SectionProduct Overview: 1. Exhaust headers are a key upgrade for boosting engine performance by improving airflow. Unlike restrictive factory exhaust manifolds, performance headers give each cylinder its own dedicated exhaust path, reducing back pressure and improving exhaust flow. 2. By minimizing exhaust interference between cylinders, headers help increase horsepower and torque. When paired with a high performance cold air intake and a cat back exhaust