Full recirculating BOV. The Plumb Back system recirculates all excess pressure back into the intake system. Great for enthusiasts not wanting to be noticed but wanting the performance and reliability benefits of a quality BOV.
Green Spring Rated -15 InHg (installed).
Fits most cars using the factory BOSCH or DENSO bypass valves, also Mitsubishi Evo, Colt/Lancer Ralliart, and the 3000GT/GTO, as well as the Subaru Legacy/Liberty 09-10.
IMPORTANT EMISSIONS NOTE: This product does not have a CARB EO #; it is not legal for sale or use in CA on pollution controlled motor vehicles. This is intended as a "Race Only" product to be used solely for competition. It's use is limited to closed-course and open-course racing that is formally sanctioned by a recognized racing organization; any other use including recreational off-road use, may be a violation of local, state and federal laws. It is the buyer's responsibility to verify legal use of this product for the intended application and use.