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BMW Electrical Sensors, Switches, & Relays for BMW X Series F26 (2015+)

Clear BMW chassis

Electrical gremlins can be very frustrating. Luckily your BMW's electrical system is better than most, even if it's 25 years old. Here you will find electrical relays, sensors, switches, and modules for the engine, camshaft, and crankshaft. Our parts are OEM, Genuine BMW, or approved aftermarket brands that we have an excellent track record with. There is no middle ground with electrical parts - it either works perfectly or not. And there's nothing more frustrating than a new part that fails right out of the box. So it's important to choose quality replacement parts over a cheap but faulty piece.

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OEM Bosch Mass Air Flow Sensor (MAF) -- N20 N26 S55 S63 B38 B46 Z4 ...

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T#:389744

Part#: 13627602038

Back Ordered

$ 246.99

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

$ 161.99 USD

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$ 161.99 USD

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The mass air flow sensor measures the amount of air flow to tell the computer how much fuel to add to the mixture. If the MAF sensor malfunctions, there could be too much or too little fuel added to the mixture.

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Engine Oil Temperature Sensor

T#:36777927

Part#: 13627580635

In Stock

Sale - Save 21% $ 26.99

This product was last offered at the strikethrough price on
05-03-2026

$ 21.21 USD

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Sale - Save 21%

$ 26.99

This product was last offered at the strikethrough price on
05-03-2026

$ 21.21 USD

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Integrated Power Supply Module

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T#:37757285

Part#: 12638645514

In Stock

$ 198.09

This product was last offered at the strikethrough price on
06-10-2026

$ 169.99 USD

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$ 169.99 USD

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Located on top of the battery

URO Manifold Absolute Pressure (MAP) Sensor - BMW N54 N20 N26 S55 S63...

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T#:36032311

Part#: 13628644433

In Stock

$ 71.99 USD

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$ 71.99 USD

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The MAP sensor, or manifold absolute pressure sensor, works with the engine computer to set the fuel curve and give readings to the engine computer. If yours is faulty, it may cause improper running, rich or lean fuel curves, or other general performance issues. Replace yours with this unit to keep your engine running at full potential. For N54 applications, you will need adapter harness T#583821- This TMAP sensor is typically used in high-boost applications for the N54

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Hella Hella Horn - High Tone

T#:592707

Part#: 2768551

In Stock

$ 30.99 USD

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$ 30.99 USD

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Disc Type High-Tone, 12 V, 400 Hz with Bracket

Hella Hella Horn - Low Tone

T#:590880

Part#: 2768082

In Stock

$ 36.99 USD

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$ 36.99 USD

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Disc Type Low-Tone, 12 V, 335 Hz with Bracket

Hella Air Horn Kit

T#:592708

Part#: 3001651

In Stock at Vendor

$ 143.99

This product was last offered at the strikethrough price on
05-07-2026

$ 139.99 USD

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$ 139.99 USD

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Get noticed with this air horn kit from Hella!

Liqui-Moly Battery Clamp Grease - 50 grams

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T#:1195997

Part#: 20244

In Stock

14% off MSRP $ 7.99

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

$ 6.85 USD

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14% off MSRP

$ 7.99

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

$ 6.85 USD

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Excellent corrosion protection for your battery and other connections

Hella Horn - High-Tone

T#:592716

Part#: 7424011

In Stock

$ 17.99 USD

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$ 17.99 USD

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Upgrade the sound of your BMW or MINI with the Hella Horn - High-Tone. This high-quality horn delivers a powerful and attention-grabbing sound, enhancing safety on the road. Designed for easy installation, it provides a quick and effective way to improve the audible presence of your vehicle.

Powerful and attention-grabbing sound
Enhances safety on the road
Easy installation for convenience
Compatible with BMW and MINI models
High-quality construction for durability

Enhance the audible presence of your BMW or MINI with the Hella Horn - High-Tone, ensuring you're heard when it matters most.

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Hella Relay

T#:592718

Part#: 965400001

Ships in 10 Business Days

$ 14.99 USD

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$ 14.99 USD

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12V 30A SPST relay with bracket

Electrical Connector - Priced Each

2X Entries For Our G87 M2 Sweepstakes! We Price Match - Give Us A Call or Chat!

T#:367145

Part#: 61132359999

Ships in 1 Business Day

$ 18.99 USD

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$ 18.99 USD

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2 pin used in many locations on late model BMWs

Hella Horn - Low-Tone

T#:28869559

Part#: 7424001

In Stock

$ 17.99 USD

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$ 17.99 USD

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Universal fit. Not direct fit.

15A Fuse - Priced Each

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T#:375327

Part#: 61131372626

In Stock at Vendor

$ 2.03 USD

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$ 2.03 USD

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OEM Bosch Remanufactured Alternator (215 amp) - AL9450X - F22 F3X F07...

For vehicles with production date from 03/2012

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T#:639763

Part#: 12317616121BKT

Ships on Aug 18, 2026

$ 689.99

This product was last offered at the strikethrough price on
04-12-2026

$ 558.99 USD

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$ 558.99 USD

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*Price includes a refundable $100 Core Charge* The alternator in your vehicle keeps the battery at full charge when your engine is running. Because all of your electronic systems run off of this small piece, it's important that it is operational. If your lights are dim while driving or your battery dies within minutes of starting your car, it's time for a new alternator. Bosch is one of the largest OEM producers of Genuine BMW and aftermarket parts in the world, providing parts for almost every major automotive manufacturer. Bosch has likely supplied many of the original electrical (and mechanical) parts for your BMW. Thanks to their quality, high durability, and reliability, you should expect a long service life from Bosch products. As a leading source of high-performance BMW parts and accessories since 1993, we at Turner Motorsport are honored to be the go-to supplier for tens of thousands of enthusiasts the world over. With over two decades of parts, service, and racing experience under our belt, we provide only quality performance and replacement parts. All of our performance parts are those we would (and do!) install and run on our own cars, as well as replacement parts that are Genuine BMW or from OEM manufacturers. We only offer parts we know you can trust to perform! Bosch Part Numbers: AL9450X, 0986UR6231 Replaces the following BMW part numbers: 12317616119, 12317616121

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OEM Bosch Remanufactured Starter - SR0861X - BMW F2X F3X N20 2.0L ...

For vehicles with Auto Start/Stop.

2X Entries For Our G87 M2 Sweepstakes! We Price Match - Give Us A Call or Chat!

T#:639688

Part#: 12418614519BKT

Ships on Aug 18, 2026

$ 616.99

This product was last offered at the strikethrough price on
02-14-2026

$ 431.99 USD

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$ 431.99 USD

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*Price includes a refundable $75 Core Charge* If your car won't turn over, there is a good chance your starter is shot. Bosch's OEM starter is a high-quality replacement that will give you peace of mind thanks to its long life-span. Bosch is one of the largest OEM producers of Genuine BMW and aftermarket parts in the world, providing parts for almost every major automotive manufacturer. Bosch has likely supplied many of the original electrical (and mechanical) parts for your BMW. Thanks to their quality, high durability, and reliability, you should expect a long service life from Bosch products. As a leading source of high-performance BMW parts and accessories since 1993, we at Turner Motorsport are honored to be the go-to supplier for tens of thousands of enthusiasts the world over. With over two decades of parts, service, and racing experience under our belt, we provide only quality performance and replacement parts. All of our performance parts are those we would (and do!) install and run on our own cars, as well as replacement parts that are Genuine BMW or from OEM manufacturers. We only offer parts we know you can trust to perform!

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Mass Air Flow Sensor (MAF)

T#:599887

Part#: 13627602038

Special Order: No Guaranteed ETA

$ 151.99 USD

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$ 151.99 USD

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Crankshaft Position Sensor

T#:55030834

Part#: 3148100013

Ships on Oct 30, 2026

$ 36.99 USD

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$ 36.99 USD

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This Meyle Crankshaft Position Sensor is the perfect solution for restoring the critical engine speed data your ECU relies on.

Meyle Crankshaft Pulse Sensor - BMW EXX, FXX

T#:52762518

Part#: 314810014

Special Order: No Guaranteed ETA

$ 19.99 USD

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$ 19.99 USD

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Revitalize your vehicle’s performance and reliability with the MEYLE Crankshaft Pulse Sensor.

Mass Air Flow Sensor (MAF) 0280218266

T#:48125822

Part#: 13627602038

In Stock

$ 90.99 USD

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$ 90.99 USD

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