Silver Bullet Throttle Body Spacer by aFe 135/335/535

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An AFE Silver Bullet Throttle Body Spacer is an excellent way to increase the horsepower and torque of your vehicle, while still improving your gas mileage. The AFE Throttle Body Spacer twists incoming air to provide a more thoroughly mixed air to fuel ratio. This provides for an increase in horsepower and torque, while improving MPG while cruising.  Unlike other throttle body spacers AFE's has serrated edges which decrease the ""whistle"" at idle and cruising speeds. Improve your vehicle's throttle response and gas mileage with a Throttle Body Spacer by AFE.

  • Increase in MPG
  • Improved throttle response
  • No annoying whistle
  • Increase in horsepower and torque
  • High quality billet aluminum construction

Applications (46-31002)

  • 135i
  • 335i/xi
  • 535i/xi
  • Z4 35i

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Mod Category: