AFE aFe Throttle Body Spacer - E53 X5, E60 E63 E64 46-31001

aFe Throttle Body Spacer - E53 X5, E60 E63 E64

Silver 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 only throttle spacers. This throttle body spacer is 50-state legal (CARB E.O Number D-516-2).
This throttle body spacer fits the following BMWs:

E60 5 series: BMW 545i 2004-2005
E63 E64 6 series: BMW 645ci, + Convertibles 2004-2005
E65 E66 7 series: BMW 745i, 745li 2002-2005
E53 X5: BMW X5 4.4i 4.6is 2000-2006
AFE AFE
T#: 2644 | Part#: 46-31001 | EO#: D-550-11
CARB certified for sale in all 50 states
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139.00 $139.00
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AFE aFe Throttle Body Spacer - E53 X5, E60 E63 E64 46-31001
aFe Throttle Body Spacer - E53 X5, E60 E63 E64
$139.00
Silver 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 only throttle spacers. This throttle body spacer is 50-state legal (CARB E.O Number D-516-2).
This throttle body spacer fits the following BMWs:

E60 5 series : BMW 545i 2004-2005
E63 E64 6 series : BMW 645ci, + Convertibles 2004-2005
E65 E66 7 series : BMW 745i, 745li 2002-2005
E53 X5 : BMW X5 4.4i 4.6is 2000-2006
Prop 65 WarningProp 65 Warning

Cross Reference
  • 46-31001
  • 4631001
  • afe46-31001

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MAKE MODEL SUBMODEL ENGINE Special Fitment Notes
BMW E53 X5 M62 4.4L Use vehicle selector to confirm fitment
BMW E53 X5 M62 4.6L Use vehicle selector to confirm fitment
BMW E53 X5 N62 4.4L Use vehicle selector to confirm fitment
BMW E60 545i N62 4.4L Use vehicle selector to confirm fitment
BMW E63 645Ci N62 4.4L Use vehicle selector to confirm fitment
BMW E64 645Ci N62 4.4L Use vehicle selector to confirm fitment
BMW E65 745i N62 4.4L Use vehicle selector to confirm fitment
BMW E66 745Li N62 4.4L Use vehicle selector to confirm fitment
*The above product applications have been written by Turner Motorsport. All warranties, product application, fitment, and performance are the responsibility of Turner Motorsport. For additional information see the terms of use.

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