Invidia - Subaru 05-12 WRX/STi - Equal Length Racing Manifold Header subaru-wrx-2011 The PERRIN Blow Off Valve

The PERRIN Blow Off Valve cap

The COBB TMIC Coupler replaces the leak-prone factory hose and looks good while doing so

High-Performance Handling and Aggressive Good Looks

Accurate to within +/- 1% Full Scale

Installation

Invidia - Subaru 05-12 WRX/STi - Equal Length Racing Manifold Header subaru-wrx-2011 The PERRIN Blow Off ValveEnter the world of turbo performance with Invidia Turbo Manifolds. Invidia Turbo Manifolds start with committed engineers developing a product that will extract the most possible power out of your engine. Invidia Turbo Manifolds are then constructed from SUS Stainless Steel before going thru a rigorous inspection process for consistent quality. After that, it's up to you whether to add this massive power added to your vehicle. *04 05 Need STi Oil Pan