BMW Mass Air Sensor & Air Flow Meters for BMW Z3 (1996-2002)

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We sell OEM air mass sensors, air flow meters, and HFMs (Hot Film Meter) for many BMWs. When the mass air sensor is bad you will notice your engine running out of tune. Your fuel mileage will suffer, throttle response will be poor, and you will notice a lack of power.

There should be a Check Engine Light to alert you that the air sensor is having problems. However, there may not be a fault code for the air meter itself. Often times the code comes up as fuel trim or lean condition. In these cases the air sensor could be just one of a number of potential problems.

We only sell air sensors from Original Equipment Manufacturers like, Bosch, VDO, and Siemens. Please note that HFMs are an electrical part and cannot be returned for refund.
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Hella Mass Air Flow Sensor (MAF) - E39, E46, E53, Z3
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
Hella - Corporate Logo
T#:591914
Part#: 13627567451
In Stock
$ 114.99 USD
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$ 114.99 USD
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Controls the air / fuel mixture of the engine.
Hella Mass Air Flow Sensor (MAF) - E39, E46, Z3
For vehicles with a production date from 09/1998 up to 03/2003
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
Hella - Corporate Logo
T#:591909
Part#: 13621432356
In Stock
$ 104.99 USD
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$ 104.99 USD
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Complete with housing.
OEM Bosch HFM/Mass Air Sensor for E46 M3, E60 M5, E63 M6, MZ3-S54, MZ...
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
2X Entries For Our G87 M2 Sweepstakes! We Price Match - Give Us A Call or Chat!
Bosch - Corporate Logo
T#:389
Part#: 13627839014
Ships in 2 Business Days
$ 203.59 USD
Free Shipping on orders $49 and up
Replacement mass air sensor (HFM) for E46 M3 MZ3 with S54 engine, MZ4, E60 M5, E63 M6 with S85 engine.

This item fits the following BMWs:
2001-2006 E46 BMW M3
2006-2010 E60 BMW M5
2006+ E63 BMW M6
2001-2002 Z3 BMW M Roadster M Coupe with S54 engine
2003-2008 Z4 BMW Z4 M Roadster Z4 M Coupe
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Mass Air Flow Sensor (MAF)
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
Bremmen Parts - Corporate Logo
T#:36337136
Part#: 13627567451
In Stock
Sale - Save 20% $ 85.99

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

$ 68.54 USD
Free Shipping on orders $49 and up
Sale - Save 20%
$ 85.99

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

$ 68.54 USD
Free Shipping on orders $49 and up

S54 3.2 L Mass Air Flow Sensor (MAF)
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
Genuine BMW - Corporate Logo
T#:367858
Part#: 13627839014
Ships in 4 Business Days
15% off MSRP $ 435.99

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

$ 371.99 USD
Free Shipping
15% off MSRP
$ 435.99

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

$ 371.99 USD
Free Shipping

Ensure your vehicle maintains optimal fuel efficiency and performance by swiftly replacing the Mass Airflow Sensor (MAF). This crucial component regulates fuel delivery through injectors based on incoming air volume. A faulty MAF can significantly impact gas mileage and overall performance.

Gradual MAF failure often results in reduced fuel efficiency and performance degradation. Complete failure may cause stuttering and stalling, forcing the vehicle into a limp mode. A simple diagnostic test involves unplugging the MAF connector before starting the car; improved idling indicates a faulty MAF requiring replacement.

Failure to replace the MAF leads to excessive fuel consumption and inefficient burning, adversely affecting fuel economy. Opt for a Genuine BMW MAF replacement to ensure stock-quality performance and enhance vehicle efficiency.

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OEM VDO HFM/Mass Air Sensor -- Early M54 3.0-liter Engine (E46, E39, ...
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
We Price Match - Give Us A Call or Chat!
VDO - Corporate Logo
T#:1416
Part#: 13627567451
Back Ordered
$ 280.00

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

$ 272.00 USD
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$ 272.00 USD
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This is a high quality replacment OEM VDO Mass Air Sensor.The MAF controls the amount of fuel that goes through the injectors based on the volume of air coming through the intake. If your vehicle is giving you a MAF code, replace it immediately to ensure you get the best gas mileage and performance. It is common for this part to fail slowly and cause poor fuel mileage and hampered performance. When it fails completely, the vehicle will stutter and stall as it falls into a limp mode. One way to check if your MAF is bad is to unplug the connector before starting your car. If it idles well (compared to a previous poor idle), your MAF needs replaced. If you let this maintenance part go, your fuel economy will suffer as too much fuel is going into the engine and not being burned. A great way to give your vehicle an efficiency boost.

OEM replacement for BMW part # 13627567451 and 13621438871

OEM VDO is one of the largest OE providers in the world, supplying numerous vehicle brands, including BMW, with many of their genuine parts that build the vehicle before they ever reach the car lot. Intrusted by many of the top names in automotives and with their proven history of reliability, it makes all of us here at Turner confident that their line of OEM replacement parts are a perfect option to restore your vehicles original operation and performance. The same great quality or higher than Genuine BMW parts at a lower cost.

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!

Complete Application List:
2001-2002 E46 330i, 330Ci
2001-2005 E46 330Xi
2001-2003 E39 530i
2001-2006 E53 X5 3.0
2001-2002 Z3 3.0

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Mass Air Flow Sensor (MAF) - E39 530i, Z3 3.0i, E46 330xi
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
2X Entries For Our G87 M2 Sweepstakes! We Price Match - Give Us A Call or Chat!
URO - Corporate Logo
T#:34348682
Part#: 13627567451
In Stock
$ 78.99 USD
Free Shipping on orders $49 and up
$ 78.99 USD
Free Shipping on orders $49 and up

The URO Mass Air Flow Sensor (MAF) is a vital component for BMW engines, providing accurate measurement of intake air flow to ensure an optimal air-fuel mixture for peak performance, fuel efficiency, and reduced emissions. This sensor is designed to meet or exceed OEM standards, delivering consistent and reliable data to the engine control unit. Available from Turner Motorsport, the URO Mass Air Flow Sensor (MAF) offers BMW owners a dependable, direct-fit replacement for maintaining smooth acceleration and enhanced fuel economy.

  • Optimizes fuel economy by delivering precise air intake measurements
  • Improves engine performance with smooth, responsive acceleration
  • Reduces emissions by promoting efficient combustion
  • Engineered to BMW specifications for an exact fit and easy installation
  • Built with high-quality materials to withstand extreme engine conditions
  • Available from Turner Motorsport, a trusted provider of BMW replacement parts

The URO Mass Air Flow Sensor (MAF) is an ideal choice for BMW owners looking to ensure their vehicle’s optimal performance, fuel efficiency, and longevity.

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Genuine BMW Mass Air Flow Sensor (MAF)
For vehicles with a production date from 09/1998 up to 03/2003
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
Genuine BMW - Corporate Logo
T#:367842
Part#: 13621432356
Ships in 4 Business Days
5% off MSRP $ 670.99

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

$ 636.99 USD
Free Shipping
5% off MSRP
$ 670.99

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

$ 636.99 USD
Free Shipping

Genuine BMW Mass Air Flow Sensor (MAF)
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
Genuine BMW - Corporate Logo
T#:367856
Part#: 13627567451
Ships in 4 Business Days
5% off MSRP $ 748.99

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

$ 709.99 USD
Free Shipping
5% off MSRP
$ 748.99

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

$ 709.99 USD
Free Shipping

HFM/Mass Air Sensor - Z3 2.8 97-98, ZM3 98-00 (S52)
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
Genuine BMW - Corporate Logo
T#:13133
Part#: 13621707650
Back Ordered
5% off MSRP $ 875.99

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

$ 830.99 USD
Free Shipping
5% off MSRP
$ 875.99

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

$ 830.99 USD
Free Shipping
Replacement mass air sensor / air flow meter.

This item fits the following BMWs:
1997-1998 Z3 BMW Z3 2.8
1998-2000 Z3 BMW M Roadster M Coupe (s52)
Intake Manifold & Sensor Seal Refresh Kit
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
Genuine BMW - Corporate Logo
T#:55317699
Part#: 116117IMKT
In Stock
New Item
$ 51.52 USD
Free Shipping on orders $49 and up
Turner Motorsport offers this direct-fit Intake Manifold and Air Temp Sensor Seal Kit to eliminate modern vacuum leaks before they spoil your driving experience.
Hitachi Mass Air Flow Sensor - M52TU, M54 Engine (E46, E39, Z3) ...
For vehicles with a production date from 09/1998 up to 03/2003
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
Hitachi - Corporate Logo
T#:5691196
Part#: 13621432356
Back Ordered
$ 156.99 USD
Free Shipping
$ 156.99 USD
Free Shipping
Replacement mass air sensor for M52TU 2.5/2.8 and M54 2.5 engines. 3.0" diameter. The mass air sensor/meter measures the volume of air being fed into the engine so that the fuel levels can be adjust for optimal performance. A faulty sensor can lead to improper fuel mixture and rough idle and poor performance and gas mileage. Replace your faulty sensor with a high-quality sensor to restore normal operation.
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Bosch Air Mass Sensor (MAF) - E31, E36, E38, Z3
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
2X Entries For Our G87 M2 Sweepstakes! We Price Match - Give Us A Call or Chat!
Bosch - Corporate Logo
T#:371816
Part#: 13621736224
Back Ordered
$ 359.99

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

$ 348.99 USD
Free Shipping
$ 348.99 USD
Free Shipping
Clear codes, restore performance.

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