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Hella BMW Electrical Sensors, Switches, & Relays

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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Hella Crankshaft Position Sensor - E36, E39, E46, E53, E60, E83, Z3, ...
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Hella - Corporate Logo
T#:388896
Part#: 12141709616
In Stock
$ 40.99 USD
Free Shipping on orders $49 and up

Faulty crankshaft position sensors can cause issues with proper ignition timing and adjustment leading to rough idle, stalling, and potential engine damage. A high quality OEM Hella replacement will have your BMW running smoothly for much less than the cost of a Genuine BMW sensor.

Hella is a premium manufacturer that supplies automotive parts to numerous car brands across the world. Everything from electrical to mechanical genuine parts have been made and supplied directly to BMW before the vehicles ever leave the production floor. Their high quality, long lasting parts have made them a trusted brand chosen to help keep your BMW on the road for many years to come.

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!

Fits BMW models with the following engines: M52 S52 M54 M56

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OEM Oil Level Sensor - E46 E39 E60 E38 X3 X5 Z3 Z4 Z8
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Hella - Corporate Logo
T#:2123
Part#: 12617508003
Back Ordered
$ 82.89 USD
Free Shipping on orders $49 and up
$ 82.89 USD
Free Shipping on orders $49 and up
This is the oil level sensor / sender for BMW E46 E39 E60 E38 X3 X5 Z3 Z4 Z8.When this part fails it will illuminate a check light on the dash which indicates it needs to be replaced. Includes o-ring.Manufactured by Hella.

Hella is a premium manufacturer that supplies automotive lighting products for numerous car brands around the world. Their high quality, long lasting parts have made them a trusted brand chosen to help keep your BMW bright and visible for many years to come.

This item fits the following BMWs:
1999-2005 E46 BMW 323i 323ci 325i 325ci 325xi 328i 328ci 330i 330xi M3
2008+ E90 BMW 335d
1999-2003 E39 BMW 528i 525i 530i M5
1998-2003 E39 BMW 540i
2004-2005 E60 BMW 525i 530i
1998-2001 E38 BMW 740i 740il 750il
2004-2006 E85 BMW X3 2.5i X3 3.0i
2000-2006 E53 BMW X5 3.0i
2000-2003 E53 BMW X5 4.4i X5 4.6is
1999-2002 Z3 BMW Z3 2.3 Z3 2.5i Z3 2.8 Z3 3.0i
2001-2002 Z3 BMW Z3 M Roadster Z3 M Coupe
2003-2006 Z4 BMW Z4 2.5i Z4 3.0i
2000-2003 E52 BMW Z8
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Negative Battery Cable
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
Hella - Corporate Logo
T#:553633
Part#: 12427603567
In Stock
$ 153.73 USD
Free Shipping
$ 153.73 USD
Free Shipping

If your battery cables have become worn or frayed, or the IBS sensor has gone bad, its time for a replacement. BMW use the IBS, or Intelligent Battery Sensor, to determine not only the state of charge but also the batteries health and life expectancy. Using this data the car's charging system can appropriately supply the battery with the correct voltage, no matter the age.

Comes as a single cable with terminal and IBS Sensor pre-installed.

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OEM Hella Crankshaft Position Sensor - E36 325i 325is 325ic M3 1992-1...
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Hella - Corporate Logo
T#:2082
Part#: 12141726066
In Stock
$ 117.99

This product was last offered at the strikethrough price on
01-05-2026

$ 96.99 USD
Free Shipping
$ 96.99 USD
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This crank shaft position sensor provides the ECU with the engine speed signal. A faulty sensor could cause reduced performance, ignition issue, or even damage directly to internal components of your engine. An OEM Hella replacement ensures long life and is the best option to get your engine running smoothly again. It fits BMW E36 325i 325is 325ic M3 1992-1995 and E34 525i 1991-1995 with M50 engine.

Hella is a premium manufacturer that supplies automotive parts to numerous car brands across the world. Everything from electrical to mechanical genuine parts have been made and supplied directly to BMW before the vehicles ever leave the production floor. Their high quality, long lasting parts have made them a trusted brand chosen to help keep your BMW on the road for many years to come.

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!

This item fits the following BMWs:
1992-1995 E36 BMW 325i 325is 325ic M3
1991-1995 E34 BMW 525i

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Hella Camshaft Position Sensor
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Hella - Corporate Logo
T#:591910
Part#: 13627525014
In Stock
$ 66.99 USD
Free Shipping on orders $49 and up
$ 66.99 USD
Free Shipping on orders $49 and up
Monitors camshaft location
Camshaft Position Sensor
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
Hella - Corporate Logo
T#:594791
Part#: 12141726548
In Stock at Vendor
$ 83.99

This product was last offered at the strikethrough price on
05-19-2026

$ 78.99 USD
Free Shipping
$ 78.99 USD
Free Shipping

Crankshaft Position Sensor
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
Hella - Corporate Logo
T#:13793006
Part#: 13627809334
Ships in 4 Business Days
$ 81.99

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

$ 79.99 USD
Free Shipping on orders $49 and up
$ 79.99 USD
Free Shipping on orders $49 and up
Hella Hella Horn - Low Tone
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Hella - Corporate Logo
T#:590880
Part#: 2768082
In Stock
$ 36.99 USD
Free Shipping on orders $49 and up
Disc Type Low-Tone, 12 V, 335 Hz with Bracket

OEM Hella Oil Level Sensor -- E84 X1, Z4 28i
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Hella - Corporate Logo
T#:384437
Part#: 12617501786
In Stock
$ 103.99

This product was last offered at the strikethrough price on
03-31-2026

$ 100.99 USD
Free Shipping
$ 100.99 USD
Free Shipping

Ensure your vehicle is getting a correct oil level reading with a high quality OEM Hella replacement. Replaces genuine part # 12617501786.

Hella is a premium manufacturer that supplies automotive parts to numerous car brands across the world. Everything from electrical to mechanical genuine parts have been made and supplied directly to BMW before the vehicles ever leave the production floor. Their high quality, long lasting parts have made them a trusted brand chosen to help keep your BMW on the road for many years to come.

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!

For E84 28i/ix and E89 Z4 28i BMW's with the N20 motor.

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Hella Hella Horn - High Tone
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Hella - Corporate Logo
T#:592707
Part#: 2768551
In Stock
$ 30.99 USD
Free Shipping on orders $49 and up
Disc Type High-Tone, 12 V, 400 Hz with Bracket
Hella Crankshaft Position Sensor - E28, E30, E34
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
Hella - Corporate Logo
T#:591862
Part#: 12141720852
In Stock at Vendor
$ 118.99

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

$ 114.99 USD
Free Shipping
$ 114.99 USD
Free Shipping
Having a crank but no starting issue? This sensor is often the culprit
Hella Air Horn Kit
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Hella - Corporate Logo
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
Free Shipping on orders $49 and up
$ 139.99 USD
Free Shipping on orders $49 and up
Get noticed with this air horn kit from Hella!


Hella Camshaft Position Sensor - E39, E46, E53, E60, E63, E64, E65, E...
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
Hella - Corporate Logo
T#:302290
Part#: 12147518628H
In Stock
$ 72.99 USD
Free Shipping on orders $49 and up

Used to detect the position of the camshaft, this sensor allows the computer to adjust the ignition timing for optimal performanceand to prevent damage from early or late detonation. Hella replacement sensors will ensure long lasting reliability and will keep your engine running like new.

Hella is a premium manufacturer that supplies automotive parts to numerous car brands across the world. Everything from electrical to mechanical genuine parts have been made and supplied directly to BMW before the vehicles ever leave the production floor. Their high quality, long lasting parts have made them a trusted brand chosen to help keep your BMW on the road for many years to come.

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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OEM Hella Crankshaft Position Sensor - Multiple BMWs
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Hella - Corporate Logo
T#:2084
Part#: 13627839138
Special Order: No Guaranteed ETA
$ 99.99 USD
Free Shipping
$ 99.99 USD
Free Shipping
This crank shaft position sensor provides the ECU with the engine speed signal. OEM Hella sensors are a perfect replacement for faulty position sensors causing poor engine operation. It is mounted in the bell housing at about the 7 o'clock postion of the transmission on most cars. This sensor fits BMW E90 E92 E93 M3, E39 540i M5, E60 M5, E63 M6, E38 740i 740il 750il 1997-2001, E31 840ci 850ci, E52 Z8.
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Crankshaft Position Sensor
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
Hella - Corporate Logo
T#:553500
Part#: 12141726065
Special Order: No Guaranteed ETA
$ 95.99 USD
Free Shipping
$ 95.99 USD
Free Shipping
The crankshaft sensor in your BMW does many important things. It relays to the engine computer the speed of the crank which is important for spark and fuel control. If your BMW cranks but won't start, there is a strong chance this sensor is your problem.
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Oil Level Sensor - With Hardware M52 M54 M62 M73 Engines
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Hella - Corporate Logo
T#:21900127
Part#: 12617508003HKT
Back Ordered
$ 88.99 USD
Free Shipping on orders $49 and up

Ensure your BMW's oil level is accurately monitored with the Bremmen Parts oil level sensor. If your car displays a yellow oil light upon startup, it's a sign of a failing sensor affecting oil level readings. Simple to replace, this sensor is located at the oil pan's bottom. Follow straightforward steps: drain the oil, replace the sensor, clean the area, and install the new sensor. The kit includes a new sealing O-ring for a leak-free installation, ensuring your engine's proper oil level monitoring.

Key Benefits:

  • Addresses yellow oil light indicating sensor failure
  • Easy replacement process located at the oil pan's bottom
  • Includes sealing O-ring for leak-free installation
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Hella Relay
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Hella - Corporate Logo
T#:592718
Part#: 965400001
In Stock
$ 14.99 USD
Free Shipping on orders $49 and up
12V 30A SPST relay with bracket
Hella Horn - Low-Tone
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Hella - Corporate Logo
T#:28869559
Part#: 7424001
In Stock
$ 17.99 USD
Free Shipping on orders $49 and up
Universal fit. Not direct fit.

Boost Pressure Sensor
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Hella - Corporate Logo
T#:840367
Part#: 13627585493
In Stock at Vendor
$ 153.99

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

$ 149.99 USD
Free Shipping
$ 149.99 USD
Free Shipping
Hella Crankshaft Position Sensor - E36
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Hella - Corporate Logo
T#:14747
Part#: 12141247259
In Stock at Vendor
$ 89.99

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

$ 87.99 USD
Free Shipping
$ 87.99 USD
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OEM BMW PULSE GENERATOR

Hella 5-Prong Fuel Injection Relay - E21, E23, E24, E28, E30, E34 ...
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Hella - Corporate Logo
T#:7175
Part#: 12631708646
In Stock at Vendor
$ 22.99

This product was last offered at the strikethrough price on
01-05-2026

$ 20.99 USD
Free Shipping on orders $49 and up
$ 20.99 USD
Free Shipping on orders $49 and up
This part has been superseded to BMW Part 12631708647

Hella Negative Battery Cable - F22, F23, F30, F31, F32, F33, F34, F3...
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Hella - Corporate Logo
T#:583197
Part#: 61219117877
Special Order: No Guaranteed ETA
$ 150.99 USD
Free Shipping
$ 150.99 USD
Free Shipping
Cable for battery
Hella Camshaft Position Sensor - E32, E34, E38
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Hella - Corporate Logo
T#:190829
Part#: 12141729291
Special Order: No Guaranteed ETA
$ 66.99 USD
Free Shipping on orders $49 and up
OEM BMW ENGINE ELECTRICAL CAMSHAFT SPEED SENSOR 12141731886.--

This item fits the following BMWs:
BMW 5 Series -540i
BMW 7 Series - 740i, 740iL
BMW 8 Series - 840i, 840ci

--.
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Crankshaft Pulse Generator - E39 540i, E53 X5, E38 740i
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Hella - Corporate Logo
T#:14757
Part#: 12141433264
Special Order: No Guaranteed ETA
$ 115.99 USD
Free Shipping
$ 115.99 USD
Free Shipping
This is an OEM engine crankshaft position sensor that is mounted in the transmission bell housing. A faulty crankshaft sensor can be responsible for hard starting or long cranking times and overall poor driveability.

This item fits the following BMWs:
3/2000-2003 E39 BMW 540i
3/2000-2001 E38 BMW 740i 740il
2000-2003 E53 BMW X5 4.4i X5 4.6is
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Hella Oil Pressure Switch - M12x1.5
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Hella - Corporate Logo
T#:591881
Part#: 12611710509
Special Order: No Guaranteed ETA
$ 7.99 USD
Free Shipping on orders $49 and up
Leaking or malfunctioning oil pressure switches can be disastrous
Mass Air Flow Sensor (MAF)
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Hella - Corporate Logo
T#:599887
Part#: 13627602038
Special Order: No Guaranteed ETA
$ 151.99 USD
Free Shipping
$ 151.99 USD
Free Shipping
Hella Horn - High-Tone
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Hella - Corporate Logo
T#:592716
Part#: 7424011
In Stock
$ 17.99 USD
Free Shipping on orders $49 and up

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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