?This blow off valve vents excess turbo 'boost' into the intake system which helps reduce turbo lag£¬ increase throttle response£¬ prolong the life of turbocharger£¬ and it does not cause any errors in the vehicles ECU.<br><br><strong>Features:</strong><br>100% brand new.<br>Fits for most diese cars with 25mm intake pipe.<br>Comes with 14psi spring and 7psi spring.<br>Professional installation is highly recommended.<br><br><strong>Specifications:</strong><br>Color: Chrome<br>Material: Aluminum Alloy<br>Item size: approx. 10.2 * 9.9 * 6.8cm / 4.0 * 3.9 * 2.7in<br>Item weight: approx. 276g / 9.7oz<br>Package size: approx. 12 * 11 * 8.2cm / 4.7 * 4.3 * 3.2in<br>Package weight: approx. 367g / 12.9oz<br><br><strong>Package List:</strong><br>1 * Blow Off Valve<br>2 * Spring