Vibrant Race Header (with High Flow Cat) for 06 + Civic Si Description
Vibrant's own 4-2-1 race header to fit all 06+ Civic Si models coupe or sedan. Independently dyno'd to produce power gains of up to 20HP vs. stock manifold. Combine this with our StreetPower cat-back exhaust system (Part #1626 for Civic Si Coupe and Part #1622 for Civic Si Sedan) for even greater power gains. Features a huge 2 1/2" Outlet. This header deletes the stock catalytic converter. This header is also available with a High Flow Metal Core Catalytic Converter (Part #2507)
All Vibrant Headers Feature:
- T304 Stainless Steel tubing for superior durability.
- Full TIG Welds for optimum strength.
- Easy Bolt-On installation, utilizing all stock mounting points
This item usually ships out in 1-2 business days from the original purchase date.