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BMW M3 Engine Sensors

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Turner Plug-And-Play Alpha-N IAT Sensor Relocation Kit

ES#4142048 - 014579TMSKT - Turner Plug-And-Play Alpha-N IAT Sensor Relocation Kit - Painless plug-and-play IAT solution for elimination of MAF sensor in favor of Alpha-N tuning. - Turner Motorsport - BMW

Painless plug-and-play IAT solution for elimination of MAF sensor in favor of Alpha-N tuning. affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!
Drilling Required!

Brand:
Turner Motorsport - Corporate Logo
ES#:
4142048
Mfg#:
014579TMSKT
In Stock
ON SALE! SAVE 30%
$134.15

This product was last offered at the strikethrough price on
05-02-2026

$93.91 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Camshaft Position Sensor

ES#4818555 - 12147539171 - Camshaft Position Sensor - Senses the position of the intake camshaft. New o-ring included to ensure a reliable, leak-free repair. - Bremmen Parts - BMW

Senses the position of the intake camshaft. New o-ring included to ensure a reliable, leak-free repair. affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
Bremmen Parts - Corporate Logo
ES#:
4818555
Mfg#:
12147539171
Ships on Aug 10, 2026
Auto Notify
ON SALE! SAVE 20%
$89.99

This product was last offered at the strikethrough price on
05-02-2026

$71.80 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Oxygen Sensor - Front

ES#4879320 - 11787848482 - Oxygen Sensor - Front - Upstream Oxygen Sensor, priced each - URO - BMW

Upstream Oxygen Sensor, priced each affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
We Price Match - Give Us A Call or Chat!

Brand:
URO - Corporate Logo
ES#:
4879320
Mfg#:
11787848482
In Stock
$109.25 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Front Manifold Oxygen Sensor - Rear Position/Post-Cat

ES#11025 - 15138 - Front Manifold Oxygen Sensor - Rear Position/Post-Cat - Also BMW # 11781406621. Located in the rear position of the exhaust manifold for cylinders 1-3 on the S54 engine - Bosch - BMW

Also BMW # 11781406621. Located in the rear position of the exhaust manifold for cylinders 1-3 on the S54 engine affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
We Price Match - Give Us A Call or Chat!

Brand:
Bosch - Corporate Logo
ES#:
11025
Mfg#:
15138
In Stock
Limited Qty Sale
$145.27

This product was last offered at the strikethrough price on
05-21-2026

$130.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Crankshaft Position Sensor

ES#3023831 - 12141726066 - Crankshaft Position Sensor - Having a crank but no starting issue? This sensor is often the culprit - Hella - BMW

Having a crank but no starting issue? This sensor is often the culprit affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Hella - Corporate Logo
ES#:
3023831
Mfg#:
12141726066
In Stock
$117.99

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

$96.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

MAP Sensor

ES#4781662 - 13628644432 - MAP Sensor - Replace your faulty sensor to restore engine performance and fuel economy - URO - BMW

Replace your faulty sensor to restore engine performance and fuel economy affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 2X Entries For Our 25th Anniversary Sweepstakes! 2X Entries For Our 25th Anniversary Sweepstakes! 2X Entries For Our 25th Anniversary Sweepstakes!
We Price Match - Give Us A Call or Chat!

Brand:
URO - Corporate Logo
ES#:
4781662
Mfg#:
13628644432
In Stock
$51.73 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Crankshaft Position Sensor - Bavarian Autosport

ES#3673342 - 52380 - Crankshaft Position Sensor - Bavarian Autosport - A bad crank position sensor will commonly cause a no-start situation. - Bavarian Autosport - BMW

A bad crank position sensor will commonly cause a no-start situation. affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!
For Model year 1995

Brand:
Bavarian Autosport - Corporate Logo
ES#:
3673342
Mfg#:
52380
In Stock
ON SALE! SAVE 20%
$48.99

This product was last offered at the strikethrough price on
05-02-2026

$39.19 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Turner Plug-And-Play Alpha-N IAT Sensor Relocation Kit

ES#4304669 - 014579TMSKT1 - Turner Plug-And-Play Alpha-N IAT Sensor Relocation Kit - Reposition your intake air temperature sensor to maintain more accurate readings to maximize power output - Turner Motorsport - BMW

Reposition your intake air temperature sensor to maintain more accurate readings to maximize power output affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!
Alleviate heat soak on the street or track.

Brand:
Turner Motorsport - Corporate Logo
ES#:
4304669
Mfg#:
014579TMSKT1
In Stock
ON SALE! SAVE 35%
$147.28

This product was last offered at the strikethrough price on
05-02-2026

$95.73 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

MAP Sensor

ES#34460 - 13627838385 - MAP Sensor - Found attached to the idle strip - Genuine BMW - BMW

Found attached to the idle strip affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Genuine BMW - Corporate Logo
ES#:
34460
Mfg#:
13627838385
Ships in 1-2 days
10% off MSRP

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

$195.99

This product was last offered at the strikethrough price on
06-03-2026

$176.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

MAP Sensor

ES#4900017 - 13628644432 - MAP Sensor - Replace your faulty sensor to restore engine performance and fuel economy - Vitesco Technologies - BMW

Replace your faulty sensor to restore engine performance and fuel economy affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Vitesco Technologies - Corporate Logo
ES#:
4900017
Mfg#:
13628644432
Ships in 8 Business Days
$99.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Adapter Lead

ES#30840 - 12514592703 - Adapter Lead - Used to repair crankshaft position sensors - Genuine BMW - BMW

Used to repair crankshaft position sensors affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Genuine BMW - Corporate Logo
ES#:
30840
Mfg#:
12514592703
Ships in 1-2 days
4% off MSRP

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

$113.99

This product was last offered at the strikethrough price on
06-03-2026

$109.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Oil Level Sensor - with hardware

ES#2856013 - 12617508003KT1 - Oil Level Sensor - with hardware - Turn that oil level light off, Includes new hardware - Genuine BMW - BMW

Turn that oil level light off, Includes new hardware affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Genuine BMW - Corporate Logo
ES#:
2856013
Mfg#:
12617508003KT1
Ships in 1-2 days
$332.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Temperature Sensor

ES#2158111 - 13621433076 - Temperature Sensor - Monitors coolant / oil temperature - FAE - BMW

Monitors coolant / oil temperature affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
FAE - Corporate Logo
ES#:
2158111
Mfg#:
13621433076
In Stock
$14.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Mass Air Flow Sensor (MAF)

ES#4941267 - 13627830359 - Mass Air Flow Sensor (MAF) - Restore fuel economy and performance - Holstein - BMW

Restore fuel economy and performance affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Holstein - Corporate Logo
ES#:
4941267
Mfg#:
13627830359
Ships in 2 Business Days
$57.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Knock Sensor

ES#34423 - 13627566786 - Knock Sensor - A failed knock sensor can cause major performance issues - Genuine BMW - BMW

A failed knock sensor can cause major performance issues affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Genuine BMW - Corporate Logo
ES#:
34423
Mfg#:
13627566786
In Stock
10% off MSRP

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

$173.99

This product was last offered at the strikethrough price on
06-03-2026

$156.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Mass Air Flow Sensor (MAF)

ES#3604198 - 13621703275 - Mass Air Flow Sensor (MAF) - Clear codes, restore performance - Bremi - BMW

Clear codes, restore performance affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Bremi - Corporate Logo
ES#:
3604198
Mfg#:
13621703275
In Stock
$175.00

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

$170.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

More About Engine Sensors

Random check engine light got you down? It's probably a bad sensor! We have all the electrical sensors your engine needs to send information to your ECU so everything stays happy. Find it, fix it, and replace it with our OEM sensors or save some money with quality aftermarket sensors.

Let us help you find the parts that fit your BMW

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Manufacturer names and/or part numbers are used only for identification purposes.

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