Gibson GP400S - Performance Header. Every Gibson product is designed for hassle free, bolt-on installation with professional looking results Stainless Steel Performance Header (GP400S) by Gibson. Primary Tubing Diameter: 1.5in. Let your engine breathe and gain power and performance with Gibson Stainless Steel Performance Headers. These headers will flow much more exhaust than your restrictive factory exhaust manifolds.
The increased exhaust flow will result in more usable low end and mid-range horsepower and torque. Re designed to directly replace your exhaust manifolds for easy, hassle-free bolt-on installation. This item is in the category "eBay Motors\Parts & Accessories\Car & Truck Parts & Accessories\Exhaust & Emission Systems\Manifolds & Headers". The seller is "txtrucktraders" and is located in this country: US.This item can be shipped worldwide.