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BMW E39 540i M62 4.4L Engine Sensors

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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 25%
$134.15

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

$100.61 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement
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 25%
$147.28

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

$110.46 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

990mm - cure your poor gas mileage by replacing your worn oxygen sensors affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Pierburg - Corporate Logo
ES#:
5376161
Mfg#:
11781427884
In Stock
$289.99

This product was last offered at the strikethrough price on
12-31-2025

$210.20 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#34330 - 13621433567 - Mass Air Flow Sensor (MAF) - Cure common problems with CEL & hesitations with a new air mass sensor - Genuine BMW - BMW

Cure common problems with CEL & hesitations with a new air mass sensor affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
For vehicles with production date from 09/1998

Brand:
Genuine BMW - Corporate Logo
ES#:
34330
Mfg#:
13621433567
Ships in 4 Business Days
15% off MSRP

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

$490.99

This product was last offered at the strikethrough price on
06-08-2026

$418.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement
ES#259481 - 13621433567 - Mass Air Flow Sensor (MAF) - Cure common problems with CEL & hesitations with a new air mass sensor - Bosch - BMW

Cure common problems with CEL & hesitations with a new air mass sensor affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
We Price Match - Give Us A Call or Chat!
For vehicles with production date from 09/1998

Brand:
Bosch - Corporate Logo
ES#:
259481
Mfg#:
13621433567
In Stock
$166.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement
ES#27212 - 11781742051 - Oxygen Sensor - Rear, after catalyst - Genuine BMW - BMW

Rear, after catalyst affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Genuine BMW - Corporate Logo
ES#:
27212
Mfg#:
11781742051
Ships in 4 Business Days
7% off MSRP

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

$445.99

This product was last offered at the strikethrough price on
06-08-2026

$415.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement
ES#28831 - 12147539166 - Camshaft Position Sensor - Located in the upper portion of the timing cover - Genuine BMW - BMW

Located in the upper portion of the timing cover affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
For vehicles with production date from 09/1998

Brand:
Genuine BMW - Corporate Logo
ES#:
28831
Mfg#:
12147539166
Ships in 1 day
7% off MSRP

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

$290.99

This product was last offered at the strikethrough price on
06-08-2026

$271.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement
ES#2813639 - 12147539166 - Camshaft Position Sensor - Located in the upper portion of the timing cover - Hamburg Tech - BMW

Located in the upper portion of the timing cover affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
We Price Match - Give Us A Call or Chat!
For vehicles with production date from 09/1998

Brand:
Hamburg Tech - Corporate Logo
ES#:
2813639
Mfg#:
12147539166
In Stock
$36.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#27124 - 11781247406 - Oxygen Sensor - Priced Each - 2 required in each application - Genuine BMW - BMW

2 required in each application affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
For vehicles with production date up to 09/1998

Brand:
Genuine BMW - Corporate Logo
ES#:
27124
Mfg#:
11781247406
Ships in 1 day
7% off MSRP

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

$404.99

This product was last offered at the strikethrough price on
06-08-2026

$377.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement
ES#2801445 - 12618611273 - OIL PRESSURE SWITCH  - Replacement oil pressure switch found on most BMWs - Rein - BMW

Replacement oil pressure switch found on most BMWs affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
We Price Match - Give Us A Call or Chat!

Brand:
Rein - Corporate Logo
ES#:
2801445
Mfg#:
12618611273
In Stock
$11.99

This product was last offered at the strikethrough price on
04-20-2026

$7.39 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#34345 - 13621702078 - Mass Air Flow Sensor (MAF) - Controls the air / fuel mixture of the engine, usually deteriorates over time affecting engine performance - Genuine BMW - BMW

Controls the air / fuel mixture of the engine, usually deteriorates over time affecting engine performance affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
For vehicles with production date up to 09/1998

Brand:
Genuine BMW - Corporate Logo
ES#:
34345
Mfg#:
13621702078
Ships in 1 day
5% off MSRP

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

$767.99

This product was last offered at the strikethrough price on
06-08-2026

$728.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement
ES#4772589 - 12521433915 - 3 Pin Connector - Includes connector housing with terminals and seals. Commonly used for the engine oil level sensor. - ECS - BMW

Includes connector housing with terminals and seals. Commonly used for the engine oil level sensor. affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
ECS - Corporate Logo
ES#:
4772589
Mfg#:
12521433915
In Stock
ON SALE! SAVE 31%
$10.99

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

$7.55 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#4493067 - RGCTSA1/8NPT - Race German Coolant Temperature Sender Adapter - 1/8NPT - Splice into your cooling system to add an aftermarket coolant temperature sensor and gauge! - Race German - BMW

Splice into your cooling system to add an aftermarket coolant temperature sensor and gauge! affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Race German - Corporate Logo
ES#:
4493067
Mfg#:
RGCTSA1/8NPT
Ships in 1-3 days
$35.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
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
For vehicles with production date from 09/1997

Brand:
Genuine BMW - Corporate Logo
ES#:
2856013
Mfg#:
12617508003KT1
Ships in 1 day
$332.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement
ES#2873941 - 12617568480 - Oil Pressure Switch - M12x1.5 - Leaking or malfunctioning oil pressure switches can be disastrous - Febi - BMW
ECS Tuning recommends this product.

Leaking or malfunctioning oil pressure switches can be disastrous affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
We Price Match - Give Us A Call or Chat!

Brand:
Febi - Corporate Logo
ES#:
2873941
Mfg#:
12617568480
In Stock
$9.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#2561360 - 12617508003 - Oil Level Sensor  - Turn that oil level light off - URO - BMW

Turn that oil level light off affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
We Price Match - Give Us A Call or Chat!
For vehicles with production date from 09/1997

Brand:
URO - Corporate Logo
ES#:
2561360
Mfg#:
12617508003
Ships in 1 Business Day
$63.99 USD
Free Shipping
on orders $49 and up

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.

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

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