aFe Silver Bullet Throttle Body Spacer Audi A4 (B8) 09-16 I4-2.0L

Serrated/Helix Design: 
The Serrated/Helix design creates air turbulence in the intake manifold. This turbulence increases the air pressure in the combustion chamber resulting in increased horsepower, torque and improved throttle response. The Serrated/Helix combination design also reduces intake whistle that occurs with another helix only designs.

6061-T6 Billet Aluminum Construction:
All Silver Bullet Throttle Body Spacers are precision machined from 6061-T6 billet aluminum for lightweight, high strength and perfect fit and finish.

Installation Is A Snap:
This Silver Bullet throttle body spacer uses all factory mounting locations and a factory O-ring seal providing stability and a hassle-free installation. 
Note:
This throttle body spacer is not CARB exempt at this time and is not legal for sale in California or use on vehicles registered with the California Department of Motor Vehicles.