Tested to 500+ horsepower
Prevents compressor surge, which leads to lost performance and throttle response when closed then reopening at speed
Simple install, no drilling required
The body, piston and cap are machined from billet aluminum
The cap is anodized and re-machined for easy gripping for spring tension adjustments
The piston and body are hard coated with impregnated Teflon anti-friction matrix
The design has 3 sealing O-rings for leak-proof operation
Quick, crisp pressure relief from the BOV chevron-styled ports, creating the addicting “pshhh pshhh” sound that turbo customers crave
Includes a prefilter to keep dirt/sand out of the valve exhaust ports
Requires EVP Silicone Charge Tube (or aftermarket charge tube) with 25mm BOV port