aFe Silver Bullet Throttle Body Spacer 07-13 BMW 328i (E90/E91/E92/E93) L6-3.0L N52 2003-saturn-ion-esi2705650 5 Audi S4 3

5 Audi S4 3

remaining stroke: 88 mm / 61 mm

69" diameter internal bore

Inspect all components in the brake system

The end result is that it gives you more fresh air inside your engine’s cylinders

aFe Silver Bullet Throttle Body Spacer 07-13 BMW 328i (E90/E91/E92/E93) L6-3.0L N52 2003-saturn-ion-esi2705650 5 Audi S4 3The serrated helix design (US PAT 07055513) creates turbulence in the intake manifold and increases air pressure in the combustion chamber for better performance. This unique entry design also reduces intake whistle that commonly occurs with other helix only styles. The addition of a Silver Bullet throttle body spacer lengthens the intake tract, which increases air intake speed, resulting in improved throttle response and overall performance. All