BMW Engine Parts for BMW 3 Series E46 (1999-2005)

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Turner Motorsport has everything you need to upgrade your BMW through our stages of performance or to keep your car in peak condition with our range of the latest in proven OEM cooling parts. Upgrade your cooling system and engine performance with the selections below to give your BMW a performance and reliability advantage.

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Active Autowerke Rotrex Traction Fluid - 1 Liter
Active Autowerke Rotrex Traction Fluid - 1 Liter
Active Autowerke - Corporate Logo
T#:57616348
Part#: RTF-1L
Ships in 3 Business Days
New Item
7% off MSRP $ 140.00

MSRP stands for Manufacturer's Suggested Retail Price. This is the suggested retail price provided by the manufacturer, supplier or seller.

$ 130.00 USD
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7% off MSRP
$ 140.00

MSRP stands for Manufacturer's Suggested Retail Price. This is the suggested retail price provided by the manufacturer, supplier or seller.

$ 130.00 USD
Free Shipping
Add to Wish List
Rotrex superchargers utilize a unique traction drive system that sets it apart from other centrifugal-style superchargers. For best performance, Rotrex recommends replacing this fluid every 50,000 miles. This bottle of traction fluid is plenty enough for one supercharger service (typically 750ml).
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SEG Automotive Alternator - SEG Automotive 0124.525.588 - 12317541694 - E46 325i 325Ci 330Ci, E60 525i 530i, E83 X3
SEG Automotive Alternator - SEG Automotive 0124.525.588 - 12317541694...
SEG Automotive - Corporate Logo
T#:54851984
Part#: 12317541694
Ships in 1 Business Day
New Item
$ 521.99

This product was last offered at the strikethrough price on
07-16-2026

$ 470.99 USD
Free Shipping on orders $49 and up
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$ 470.99 USD
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SEG Automotive Alternator - SEG Automotive 0124.515.223 - 12317519618 - E46
SEG Automotive Alternator - SEG Automotive 0124.515.223 - 12317519618...
SEG Automotive - Corporate Logo
T#:54851980
Part#: 12317519618
Ships in 1 Business Day
New Item
$ 503.99

This product was last offered at the strikethrough price on
07-16-2026

$ 458.99 USD
Free Shipping on orders $49 and up
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$ 458.99 USD
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SEG Automotive New 150A Alternator - 0124.525.561 - E21, E30, E36, E46, E9x, E8x, E60
SEG Automotive New 150A Alternator - 0124.525.561 - E21, E30, E36, E4...
SEG Automotive - Corporate Logo
T#:58965212
Part#: 0124.525.561
Ships on Dec 8, 2026
New Item
$ 487.99 USD
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$ 487.99 USD
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SEG Automotive, the company behind Bosch's starter motor and generator business, builds this brand-new 150-amp alternator with a freewheel pulley that smooths out belt loads for a quieter, longer-lasting accessory drive.
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SEG Automotive New 120A Alternator - 0124.515.052 - E46, E39 525i 530i, E53 X5
SEG Automotive New 120A Alternator - 0124.515.052 - E46, E39 525i 530...
SEG Automotive - Corporate Logo
T#:58965210
Part#: 0124.515.052
Ships on Dec 8, 2026
New Item
$ 485.99 USD
Free Shipping on orders $49 and up
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$ 485.99 USD
Free Shipping on orders $49 and up
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A strong charging system keeps everything from your ignition to your stereo working at its best, and a failing alternator can undermine all of it.
SEG Automotive New Alternator - 0124.525.523 - E46 325i 325Ci 330Ci, E60 525i 530i, E83 X3
SEG Automotive New Alternator - 0124.525.523 - E46 325i 325Ci 330Ci, ...
SEG Automotive - Corporate Logo
T#:58965213
Part#: 0124.525.523
Ships on Dec 8, 2026
New Item
$ 495.99 USD
Free Shipping on orders $49 and up
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$ 495.99 USD
Free Shipping on orders $49 and up
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Your BMW's charging system powers everything from ignition to infotainment, so a weak alternator affects the whole car.

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