Part Number: GFB-T9503

Fitment: 08-14 Subaru STI 2.5L

Details:

Notes: Deceptor Pro II TMS Direct fit motorised Blow off valve or BOV with GFB TMS advantage. In cabin patented adjustable venting bias system diverter valve.

Details: 

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