Brian Tooley Racing Exhaust Header / Manifold Gasket - 1.87 in Round Port - GM LS-Series (Pair) RS4819V-001 No EGR provision

No EGR provision

Chevrolet: C10 75 - 80 7

Straight through nonrestrictive system design maximizes airflow improving performance and fuel economy

Delta Flow Technology Increases Performance and Reduces Drone

Brian Tooley Racing Exhaust Header / Manifold Gasket - 1.87 in Round Port - GM LS-Series (Pair) RS4819V-001 No EGR provisionProduct Description: Exhaust Header Manifold Gasket 1. 87 in Round Port Multi Layered Steel GM LS Series Pair Brian Tooley Racing (BTR) started as a small operation fueled by Brian Tooley's passion for engine performance and innovation. In the early 1990s, Tooley began his journey in the performance industry by working on cylinder heads and founding Total Engine Airflow (TEA). Eventually, he shifted to creating custom parts for enthusiasts, leveraging