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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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Morimoto Standalone Can-Bus Wiring Harness - H4 / 9003 - Priced Each ...

T#:54388428

Part#: H240

Ships in 10 Business Days

$ 21.99 USD

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$ 21.99 USD

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Active Autowerke Rotrex Traction Fluid - 1 Liter

T#:57616348

Part#: RTF-1L

Ships in 3 Business Days

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

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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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Rein M52 M54 Power Steering Pump Pulley - PKP0124 - E36, E46, E39, E5...

2X Entries Into Our F80 M3 Sweepstakes

T#:53750207

Part#: PKP0124

In Stock

$ 41.99 USD

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$ 41.99 USD

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Upgrade the Plastic Pulley in Your BMW with an All Aluminum Construction Replacement from Rein

Meistersatz S54 Valve Cover Gasket Set - 11127832034 - E46 M3 ...

T#:57580040

Part#: 11127832034

Ships in 3 Business Days

$ 162.99 USD

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$ 162.99 USD

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Tackle cylinder head service head-on and safeguard your engine’s performance with complete confidence using this valve stem seal kit from Meistersatz.

Meistersatz Oil Sensor O-Ring - 12611744292 - 1, 3, 4, 5, 6, 7 Series...

T#:60139555

Part#: 12611744292

Ships in 3 Business Days

$ 4.99 USD

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$ 4.99 USD

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Rein Washer 8.40x16x1.6 - 07119900052 - 3, 5, 6, 7, 8 Series, 1502-20...

2X Entries Into Our F80 M3 Sweepstakes

T#:60102635

Part#: 07119900052

Ships in 3 Business Days

$ 1.99 USD

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$ 1.99 USD

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VAC Motorsports Premium Stroker Kit, BMW S54, 3.4L / 3.5L

T#:59660902

Part#: VAC-SK-E46M3

Ships on Dec 1, 2026

$ 10,449.99 USD

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$ 10,449.99 USD

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M9 X 1.25 BMW 328 E46 Rod Bolt Kit

T#:54139644

Part#: 301-6022

Ships on Dec 1, 2026

20% off MSRP $ 19.99

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

$ 15.99 USD

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20% off MSRP

$ 19.99

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

$ 15.99 USD

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Engineered from proprietary ARP2000® alloy, these M9 x 1.25 fasteners provide the massive clamping force needed to keep the rod journals perfectly round and seated, even when bouncing off the rev limiter lap after lap.

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Temperature Sensor Wiring Repair Kit

T#:59038384

Part#: 10171

Ships on Dec 8, 2026

$ 32.99 USD

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$ 32.99 USD

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SenCom's repair kit restores it with a 2-wire, 200mm pigtail of silicone-insulated copper-tin wire.

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