BMW Throttle Body Parts for BMW 3 Series E46 (1999-2005)

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We carry a variety of parts related to BMW throttle bodies and throttle body upgrades. Modern BMWs have electronic throttles that need replacement rather than repair. A malfunctioning unit can disable the car so it's important to pay attention to any fault codes related to the 'EML' system. Older mechanical throttles are much more reliable and less prone to any issues. Replacement of any throttle housing is easy and straightforward.

Larger throttle bodies have been advertised for years as a performance upgrade. On their own they will not make any power difference. But combined with other upgrades, such as larger mass air sensors and intakes, they can contribute to power gains. However, we do not currently sell larger throttle bodies. We do offer adapter plates to mount different throttle housings onto your intake manifold. This is most commonly done along with a stand-alone engine management system with or without drive-by-wire control.
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Throttle Position Sensor - Priced Each
2X Entries Into Our F80 M3 Sweepstakes
URO - Corporate Logo
T#:35863166
Part#: 13637840383
Back Ordered
$ 41.99 USD
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Detects the throttle valve position and when malfunctioning may throw codes and/or cause the motor to run poorly.

Fits the following BMW engines:
S54 S62

aFe Throttle Body Spacer - E46 325i
CARB certified for sale in all 50 states
AFE - Corporate Logo
T#:4527
Part#: 46-31008
EO#: D-550-11
Ships in 3 Business Days
$ 139.00 USD
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$ 139.00 USD
Free Shipping
The Silver Bullet throttle body spacer creates turbulence in the air flow just prior to entry into the engine increasing horsepower, torque and improving throttle response. In recent dyno testing by aFe, this throttle body spacer produced +10hp and +14lbs. x ft. torque . The 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. Great power per dollar performance.

This item fits the following BMWs:
2001-2005 E46 BMW 325i 325ci 325xi
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URO Throttle Body Boot - E46 M3, Z3 M
For vehicles with production date up to 10/2004
2X Entries Into Our F80 M3 Sweepstakes
URO - Corporate Logo
T#:43750230
Part#: 11612466477
Ships in 1 Business Day
$ 25.99 USD
Free Shipping on orders $49 and up
$ 25.99 USD
Free Shipping on orders $49 and up
This hose attaches the intake plenum to the throttle body, six required per vehicle.

URO Throttle Body Boot - E46 M3, Z4 M
For vehicles with production date from 10/2004+
2X Entries Into Our F80 M3 Sweepstakes
URO - Corporate Logo
T#:43750229
Part#: 11617835861
Ships in 1 Business Day
$ 25.99 USD
Free Shipping on orders $49 and up
$ 25.99 USD
Free Shipping on orders $49 and up
This hose attaches the intake plenum to the throttle body, six required per vehicle.