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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Meyle Exhaust Camshaft Position Sensor - BMW S54 S62
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Meyle - Corporate Logo
T#:55497462
Part#: 3148000038
In Stock
New Item
$ 27.99

This product was last offered at the strikethrough price on
09-14-2026

$ 25.99 USD
Free Shipping on orders $49 and up
$ 25.99 USD
Free Shipping on orders $49 and up
Don't let a failing camshaft position sensor rob your vehicle of power or cut your track day short. This Meyle replacement camshaft sensor is built to deliver fast, highly accurate data to the ECU, preventing the performance drops, sluggish throttle response, and rough idling caused by worn-out factory electronics. Engineered to withstand high underhood heat and intense vibrations, it keeps your ignition timing and fuel delivery tightly synced, whether you are daily driving or pushing through high-RPM pulls.
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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
Free Shipping
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
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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Accessory Belt - Air Conditioning Compressor - E46 E39 E53 E83 E85 - ...
For vehicles with production date from 09/2002
5X Entries Into Our F80 M3 Sweepstakes 2X Entries For Our Spin To Win Sweepstakes!
Meyle - Corporate Logo
T#:55497436
Part#: 500040863
In Stock
New Item
$ 5.99

This product was last offered at the strikethrough price on
09-14-2026

$ 4.99 USD
Free Shipping on orders $49 and up
$ 4.99 USD
Free Shipping on orders $49 and up
This belt drives the air conditioning compressor for the AC system. We recommend checking your belts every 10,000 miles. If your belts have excessive cracks, dry rot, missing teeth and/or grooves, are cause noise, it's time for new ones.
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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!
Doorbusters - Corporate Logo
T#:59954889
Part#: 008682LAKT
In Stock
New Item
Sale - Save 28% $ 902.52

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

$ 649.00 USD
Free Shipping on orders $49 and up
Sale - Save 28%
$ 902.52

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

$ 649.00 USD
Free Shipping on orders $49 and up
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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Launch - Corporate Logo
T#:59477502
Part#: 301050822
Ships in 5 Business Days
New Item
22% off MSRP $ 449.99

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

$ 350.00 USD
22% off MSRP
$ 449.99

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

$ 350.00 USD
The Launch Tech Millennium Master 2.0 steps up from basic code readers to offer a comprehensive diagnostic solution for both serious DIY enthusiasts and professional technicians. Moving beyond simple emissions codes, this scanner provides full system diagnostics, allowing you to read and clear fault codes and view live data across your vehicle's entire network.
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Launch - Corporate Logo
T#:59477534
Part#: 702030019
Ships in 5 Business Days
New Item
5% off MSRP $ 599.99

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

$ 569.99 USD
5% off MSRP
$ 599.99

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

$ 569.99 USD
The Launch Tech Tread Master 2.0 revolutionizes tire inspection for workshops and fleet maintenance professionals. Moving beyond manual analog gauges, this handheld device utilizes advanced Class 2 laser scanning to deliver precision 1/32nd-inch real-time tread depth measurements in roughly 3 seconds per tire.
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Launch - Corporate Logo
T#:59477499
Part#: 307010408
Ships in 5 Business Days
New Item
17% off MSRP $ 35.99

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

$ 29.99 USD
17% off MSRP
$ 35.99

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

$ 29.99 USD
Whether you are a weekend DIY warrior or just looking to save a trip to the mechanic every time a check engine light pops on, the Launch Tech Millennium 30 Plus is the perfect entry-level diagnostic companion. Designed for budget-conscious users who still demand accuracy and reliability, this compact scanner delivers essential vehicle diagnostics right to the palm of your hand. Don't let the compact size fool you—this lightweight unit packs all 10 OBD2 test modes, allowing you to read and clear fault codes, view live data, and monitor your battery's health without breaking the bank.
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Launch - Corporate Logo
T#:59477507
Part#: 301050830
Ships in 5 Business Days
New Item
14% off MSRP $ 699.99

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

$ 599.99 USD
14% off MSRP
$ 699.99

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

$ 599.99 USD
Designed specifically for heavy-duty diesel technicians, the Launch Tech Millennium HD ProA is a highly portable, Android-based diagnostic scanner that packs serious capability into a compact design. Whether you are in the shop or on a roadside service call, this tool provides full-system diagnostic coverage for over 50 commercial vehicle brands, ensuring you can quickly identify faults across engines, transmissions, braking systems, and more. Beyond standard HD-OBD code reading, the Millennium HD ProA empowers you to perform 8 essential heavy-duty service functions. With Wi-Fi for easy over-the-air updates and Auto VIN detection for rapid vehicle identification, it is a versatile, cost-effective solution for maintaining commercial fleets.
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Launch - Corporate Logo
T#:59477532
Part#: 341184002
Ships in 5 Business Days
New Item
13% off MSRP $ 5,995.99

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

$ 5,196.99 USD
13% off MSRP
$ 5,995.99

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

$ 5,196.99 USD
For professional technicians who demand the absolute best in speed, coverage, and durability, the Launch Tech X-431 Throttle V is the ultimate diagnostic powerhouse. Built to survive the harsh environment of a busy shop floor, the Throttle V features an IP65-rated water and dust-resistant housing, ensuring your investment is protected against spills, drops, and grime. The Throttle V dominates complex diagnostics with its massive 13.6-inch 2K high-definition touchscreen, making it incredibly easy to view live data streams, read OE-level wiring diagrams, and utilize the advanced Smart Topology View. This feature visually maps all vehicle modules in a single diagram, allowing you to instantly spot communication faults across the entire network. Powered by a blistering 2.0GHz Octa-Core processor, an enormous 12GB of RAM, and 512GB of storage, this Android 13 tablet effortlessly handles multitasking and stores thousands of diagnostic reports without breaking a sweat. With the included SmartLink C VCI, you get seamless Bluetooth communication, dual-band Wi-Fi, and support for the latest protocols including CAN FD, DoIP, and J2534 passthrough programming.
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Launch - Corporate Logo
T#:59477505
Part#: 301190908
Ships in 5 Business Days
New Item
9% off MSRP $ 5,495.99

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

$ 4,999.99 USD
9% off MSRP
$ 5,495.99

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

$ 4,999.99 USD
The Launch Tech X-431 Torque AutoHD Pro is the ultimate diagnostic powerhouse designed for shops that do it all. Built to handle the demands of mixed fleets, this rugged tablet bridges the gap between automotive and commercial vehicle repair, offering OE-level diagnostics for everything from daily drivers to Class 1–8 heavy-duty trucks.
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Launch - Corporate Logo
T#:59477531
Part#: 321195201
Ships in 5 Business Days
New Item
19% off MSRP $ 1,595.99

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

$ 1,299.99 USD
19% off MSRP
$ 1,595.99

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

$ 1,299.99 USD
The Launch Tech X-431 Turbo III is the ultimate everyday companion for general repair shops, mobile mechanics, and advanced enthusiasts who need professional-level diagnostics without the bulk. Featuring an 8-inch touchscreen and a durable, compact design with an adjustable kickstand, it easily navigates the tight spaces of an engine bay or interior while delivering comprehensive, full-system diagnostics.
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Launch - Corporate Logo
T#:59477511
Part#: 307020135
Ships in 5 Business Days
New Item
20% off MSRP $ 249.99

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

$ 199.00 USD
20% off MSRP
$ 249.99

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

$ 199.00 USD
The Launch Tech BST860S is a standalone, plug-and-play battery testing solution designed for the fast-paced environment of professional repair shops. When you need to quickly assess a battery's health and provide tangible proof to a customer, the BST860S delivers. Its standout feature is the built-in thermal printer, allowing you to instantly print a comprehensive, easy-to-read health report right at the fender.
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Launch - Corporate Logo
T#:59477509
Part#: 301180946
Ships in 5 Business Days
New Item
12% 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.

$ 88.00 USD
12% 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.

$ 88.00 USD
Whether you are a professional technician performing routine inspections or a DIY enthusiast diagnosing a no-start condition, the Launch Tech BST360 makes battery testing fast, safe, and convenient. This compact, wireless tester eliminates the need for bulky equipment, turning your smartphone or compatible Launch X-431 diagnostic scanner into a powerful battery analysis system.
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Launch - Corporate Logo
T#:59477501
Part#: 341051503
Ships in 5 Business Days
New Item
5% off MSRP $ 79.99

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

$ 75.99 USD
5% off MSRP
$ 79.99

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

$ 75.99 USD
Whether you are a DIY enthusiast looking to handle your own check engine lights or a professional technician needing a quick, reliable backup tool, the Launch Tech Millennium OBD is a highly capable and cost-effective solution. Designed to provide essential vehicle diagnostics without the bloated price tag, this scanner gets straight to the point.
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Radium Engineering - Corporate Logo
T#:53290958
Part#: 20-0589
In Stock at Vendor
New Item
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
Free Shipping on orders $49 and up
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
Free Shipping on orders $49 and up

Launch - Corporate Logo
T#:59477503
Part#: 301050768
Ships in 5 Business Days
New Item
44% off MSRP $ 799.99

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

$ 449.00 USD
44% off MSRP
$ 799.99

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

$ 449.00 USD
Designed to bridge the gap between advanced DIY capability and professional shop requirements, the Launch Tech Millennium Max is a powerful bi-directional scan tool packaged in a rugged, job-site-ready tablet. This versatile scanner moves beyond simply reading and clearing codes—it gives you the power of active testing and ECU control to command vehicle components and pinpoint issues faster.
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Launch - Corporate Logo
T#:59477533
Part#: 321195101
Ships in 5 Business Days
New Item
23% off MSRP $ 2,595.99

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

$ 2,000.00 USD
23% off MSRP
$ 2,595.99

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

$ 2,000.00 USD
The Launch Tech X-431 Torque Link perfectly balances high-end functionality and exceptional value for growing repair shops and serious technicians. Bridging the gap between entry-level scanners and ultra-premium tablets, the Torque Link brings true professional-grade diagnostics—including advanced topology mapping—to a rugged, highly capable 10.1-inch platform. Powered by a fast 2.0GHz Quad-Core processor, 4GB of RAM, and a generous 128GB of internal storage, this Android 10 tablet is designed to keep up with busy days in the bay. Its standout feature is the included SmartLink C VCI, which not only provides wireless Bluetooth communication and CAN FD/DoIP protocol support but also acts as a J2534 passthrough device for dealer-level module programming. With built-in features like AutoAuth secure gateway access, VW/Audi Guided Functions, bi-directional active testing, and massive expandability for Heavy-Duty and ADAS calibration, the Torque Link handles complex repairs efficiently and reliably.
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Meyle V-Ribbed Accessory Belt - Alternator/Water Pump/Power Steering ...
5X Entries Into Our F80 M3 Sweepstakes 2X Entries For Our Spin To Win Sweepstakes!
Meyle - Corporate Logo
T#:55497412
Part#: 0500061540
Ships on Dec 2, 2026
New Item
$ 12.99

This product was last offered at the strikethrough price on
08-26-2026

$ 11.99 USD
Free Shipping on orders $49 and up
$ 11.99 USD
Free Shipping on orders $49 and up
This is the main drive belt / serpentine belt 6PK1540 that drives all of the engine auxiliaries, such as the alternator, water pump, and power steering pump. If your belt has excessive cracks, dry rot, missing teeth and/or grooves, or is causing noise, it's time for a new one.
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Engine Oil Drain Plug
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Elring - Corporate Logo
T#:54317188
Part#: 455.740
In Stock
New Item
$ 8.99 USD
Free Shipping on orders $49 and up
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,...
2X Entries Into Our F80 M3 Sweepstakes 2X Entries For Our Spin To Win Sweepstakes!
Elring - Corporate Logo
T#:54744799
Part#: 903.340
In Stock
New Item
$ 287.99

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

$ 256.99 USD
Limited Qty Sale
Free Shipping on orders $49 and up
$ 287.99

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

$ 256.99 USD
Limited Qty Sale
Free Shipping on orders $49 and up
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!
Elring - Corporate Logo
T#:54495223
Part#: 905.600
In Stock
New Item
$ 282.99

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

$ 250.99 USD
Limited Qty Sale
Free Shipping on orders $49 and up
$ 282.99

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

$ 250.99 USD
Limited Qty Sale
Free Shipping on orders $49 and up
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!
Elring - Corporate Logo
T#:54780503
Part#: 903.350
In Stock
New Item
$ 277.99

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

$ 248.99 USD
Limited Qty Sale
Free Shipping on orders $49 and up
$ 277.99

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

$ 248.99 USD
Limited Qty Sale
Free Shipping on orders $49 and up
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!
Elring - Corporate Logo
T#:54495230
Part#: 382.800
In Stock
New Item
$ 240.99

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

$ 214.99 USD
Limited Qty Sale
Free Shipping on orders $49 and up
$ 240.99

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

$ 214.99 USD
Limited Qty Sale
Free Shipping on orders $49 and up
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...
2X Entries Into Our F80 M3 Sweepstakes 2X Entries For Our Spin To Win Sweepstakes!
Elring - Corporate Logo
T#:54744772
Part#: 11117511529
Ships on Dec 14, 2026
New Item
$ 144.99 USD
Free Shipping on orders $49 and up
This Elring Crankcase Gasket Set delivers track-ready reliability for your street or club racing BMW.


Meyle Air Temperature Sensor - 13621739510 - E36, E46, E39, E38, E83,...
5X Entries Into Our F80 M3 Sweepstakes 2X Entries For Our Spin To Win Sweepstakes!
Meyle - Corporate Logo
T#:55281743
Part#: 13621739510
Ships on Dec 4, 2026
New Item
$ 21.99 USD
Free Shipping on orders $49 and up
Meyle Camshaft Position Sensor - 12147518628 - 3, 5, 6, 7 Series, X3,...
5X Entries Into Our F80 M3 Sweepstakes 2X Entries For Our Spin To Win Sweepstakes!
Meyle - Corporate Logo
T#:59991931
Part#: 12147518628
Ships on Dec 4, 2026
New Item
$ 33.99 USD
Free Shipping on orders $49 and up
Meyle S54 M3 Crankshaft Speed Sensor - 13627548994 - E46 M3
5X Entries Into Our F80 M3 Sweepstakes 2X Entries For Our Spin To Win Sweepstakes!
Meyle - Corporate Logo
T#:59991872
Part#: 13627548994
Ships on Dec 4, 2026
New Item
$ 41.99 USD
Free Shipping on orders $49 and up