GFB 08+ WRX / 03-09 GT Legacy / 09+ XT Forester Direct Fit Deceptor Pro II Crew neck Kit comes with two spacers

Kit comes with two spacers to work with the VQ's dual throttle body design

Using Borla

AWE Tuning Audi B8 A4 Touring Edition Exhaust - Single Side Diamond Black Tips

The MX4's resilient infrastructure is designed for everyday use

GFB 08+ WRX / 03-09 GT Legacy / 09+ XT Forester Direct Fit Deceptor Pro II Crew neck Kit comes with two spacersControl the sound of your BOV "ON THE FLY." Go on, admit it. There are times you wish you could have that signature turbo blow off sound, but you're not prepared to listen to it all the time. GFB's Deceptor Pro II delivers just what you need ? the ability to control how loud your BOV sound is, from the driver's seat. To top it off, if your car typically suffers issues such as backfiring and stalling when venting more than a certain percentage of air