GFB T9220 Universal 20mm Inlet 20mm Outlet Hybrid TMS Dual Outlet Blow-Off Valve 4x6" speaker Please note that all Zunsport

Please note that all Zunsport grilles are normally attached to your original plastic grilles

FRONT 35-70mm

This non-resonated system makes the system louder as it excludes the centre silencer and therefore

the fascia has a removable pocket for single and double din installation

Vauxhall Astra G

GFB T9220 Universal 20mm Inlet 20mm Outlet Hybrid TMS Dual Outlet Blow-Off Valve 4x6" speaker Please note that all ZunsportBrand New The Hybrid Is Back! Celebrating 20 Years Since the Worlds First Dual Outlet Blow Off Valve In a time before Justin Bieber, Y2K, and even Google, the year is 1998 and GFBs founding engineer John Adrian is so sick of his new WRX stalling with an atmosphere venting BOV he decided he didnt want to live in a world any longer without a dual port BOVso he invented it! Known as the Hybrid, this world first became the flagship model of the newly