aFe Silver Bullet Throttle Body Spacer 12 Honda Civic Si / 08-12 Honda Accord / 09-12 Acura TSXSilver Bullet throttle body spacers create turbulence in the air flow at the point just prior entry into the engine increasing horsepower, torque and improving throttle response and fuel efficiency. Silver Bullet throttle body spacers are constructed out of durable T 6061 billet aluminum and using a unique serrated helix entry to create turbulence at the manifold while eliminating the annoying whistle found in other helix only throttle spacers.

our engineers use our in-house Dynapack DP42 dynamometer to perform repeated runs to test each change that is made to the software and confirm drivability in any situation

even with an HPFP upgrade

B5 (1997-2001) Audi A4 1

filtering down to 5 micron while offering the least amount of restriction over similar products

1) for enhanced performance and style

GIAC performance software for the Mk4 Golf/Jetta VR6 smoothly delivers a 10 hp and 12 ft-lbs gain for 12v cars and 7 hp and 12 ft-lbs gain for 24v cars

the your vehicle does not have PSE and you should select the standard exhaust option when checking out

not just a heavy steel made exhaust systems

In-house development and testing for best in class braking

Brushed Finished 3" Tubing

066109514A - Upper Guide Rail (Brown)

Eibach Pro-System Plus = Pro-Kit Sport Springs + KONI STR