2.00" diameter housing.
1" brass piston with seal.
Large outlet for quick release and aggressive sound.
Advanced spring design allows for great response and performance at high boost.
Fits for Subaru WRX.
Professional installation is highly recommended.
Fitment: for Subaru Impreza WRX/STI 02-07
Material: Aluminum Alloy
Item weight: approx. 389g / 13.7oz
Package size: approx. 12.5 * 11 * 8cm / 4.9 * 4.3 * 3.2in
Package weight: approx. 439g / 15.5oz
1 * Blow Off Valve