GFB Deceptor Pro II Motorised Blow Off Valve w/TMS Advantage 2015-2021 WRX

Now You Can Control The Sound Of The BOV From Inside The Cabin!
So how much more can you do with a blow-off valve? Well, the Deceptor Pro II takes the ‘Respons’ concept even further...

Adjust your BOV venting bias electronically on-the-fly
Revised porting to optimise flow and venting bias
Compact design fits in most factory valve locations
Direct bolt on for many vehicles
New bore finishing process ensures a lifetime of reliable operation

Deceptor Pro II features
Direct bolt-on for most vehicles available:

Remote proportional venting bias/volume control- from silent to loud or anywhere in between
Sleek, compact in-car BOV volume controller with backlit dial
End point adjustment to control maximum vent to atmosphere bias setting
Volume adjustment mechanism driven by a high-torque geared electric motor
Durable, low-friction ger train supported by precision sealed ball-bearing
Supplied with all parts and wiring required to have it up and running quickly and easily