aFe Throttle Body Spacer BMW E39 E60 E63 V8 Scion 5mm to -35mm

5mm to -35mm

which is used to calculate the best air volume ratio specific to the VW Golf R MK6

A stiffer caliper on your LGT means improved performance without added vibration

Exit Position: QUAD SPLIT REAR EXIT

aFe Throttle Body Spacer BMW E39 E60 E63 V8 Scion 5mm to -35mmSilver Bullet throttle body spacers create turbulence in the air flow at the point just prior entry into the engine increasing horsepower, torque +5 hp, +2. 5 lbs ft 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