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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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E46 M3 Heavy Duty Aluminum Expansion Tank Kit & Performance Ignition ...

Our Doorbuster deals are in limited supply at these prices. Get yours while they're in stock! Can't find the perfect bundle? Call or chat with us to build a custom one. 10X Entries For Our Spin To Win Sweepstakes!

T#:59954889

Part#: 008682LAKT

In Stock

Sale - Save 28% $ 902.52

This product was last offered at the strikethrough price on
11-07-2026

$ 649.00 USD

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Sale - Save 28%

$ 902.52

This product was last offered at the strikethrough price on
11-07-2026

$ 649.00 USD

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The last expansion tank you'll ever need! Upgrade to durable aluminum construction and leave failure-prone plastic behind & everything needed for a performance ignition service including NGK spark plugs and Turner ignition coils!

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Radium - Split-Flow Flex Fuel Sensor Adapter

T#:53290958

Part#: 20-0589

In Stock at Vendor

5% off MSRP $ 99.99

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

$ 94.99 USD

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5% off MSRP

$ 99.99

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

$ 94.99 USD

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M9 X 1.25 BMW 328 E46 Rod Bolt Kit

T#:54139644

Part#: 301-6022

Ships on Nov 30, 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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Engine Oil Drain Plug

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T#:54317188

Part#: 455.740

In Stock

$ 8.99 USD

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$ 8.99 USD

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This engine oil drain plug is engineered to original specifications, delivering the perfect thread pitch and sealing performance.

Elring M54 Engine Cylinder Head Gasket Set - 903.340 - E46, E39, E60,...

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T#:54744799

Part#: 903.340

In Stock

$ 287.99

This product was last offered at the strikethrough price on
11-07-2026

$ 256.99 USD

Limited Qty Sale

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$ 287.99

This product was last offered at the strikethrough price on
11-07-2026

$ 256.99 USD

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Keep your ultimate driving machine running at peak performance with this premium upper engine gasket set from Elring.

Elring M54 Engine Cylinder Head Gasket Set - 905.600 - E46, E39 525i ...

2X Entries Into Our F80 M3 Sweepstakes 2X Entries For Our Spin To Win Sweepstakes!

T#:54495223

Part#: 905.600

In Stock

$ 282.99

This product was last offered at the strikethrough price on
11-07-2026

$ 250.99 USD

Limited Qty Sale

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$ 282.99

This product was last offered at the strikethrough price on
11-07-2026

$ 250.99 USD

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This complete kit strips away the guesswork by packaging the critical cylinder head gasket and vital valve stem seals into one part number.

Elring M54 Engine Cylinder Head Gasket Set - 903.350 - E46, E39, E60,...

2X Entries Into Our F80 M3 Sweepstakes 2X Entries For Our Spin To Win Sweepstakes!

T#:54780503

Part#: 903.350

In Stock

$ 277.99

This product was last offered at the strikethrough price on
11-07-2026

$ 248.99 USD

Limited Qty Sale

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$ 277.99

This product was last offered at the strikethrough price on
11-07-2026

$ 248.99 USD

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This comprehensive top-end gasket set provides the components necessary to secure passages and handle the rigorous demands of spirited European driving.

Elring M54 Engine Cylinder Head Gasket Set - 382.800 - E46, E39, E60,...

2X Entries Into Our F80 M3 Sweepstakes 2X Entries For Our Spin To Win Sweepstakes!

T#:54495230

Part#: 382.800

In Stock

$ 240.99

This product was last offered at the strikethrough price on
11-07-2026

$ 214.99 USD

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$ 240.99

This product was last offered at the strikethrough price on
11-07-2026

$ 214.99 USD

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Provides a precise seal against extreme pressures and temperatures, preventing catastrophic fluid mixing and maintaining optimal combustion efficiency.

Elring Engine Conversion Gasket Set - 11117511529 - E46, E9x, E82, E6...

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T#:54744772

Part#: 11117511529

Ships on Dec 14, 2026

$ 144.99 USD

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$ 144.99 USD

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This Elring Crankcase Gasket Set delivers track-ready reliability for your street or club racing BMW.

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