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. Restore performance and fuel mileage with a high quality Bosch replacement. OEM replacement for BMW part # 13621433567 for M62 engines. For vehicles with a production date from 09/1998.

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!

Fits the following vehicles:
09/1998+ E39 BMW 540i
09/1998+ E38 BMW 740i/iL
09/1998+ E53 BMW X5 4.4i 4.6is 
09/1998+ E52 BMW Z8

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. Restore performance and fuel mileage with a high quality Bosch ( #0 280 217 800) replacement. OEM replacement for BMW part # 13621702078 and 13621468625. For vehicles with a production date up to 09/1998. This sensor is also known as the "540 HFM" that is used in a variety of OBD-1 E36 M3 upgrades.

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!

Replacement mass air sensor for the M60/M62 engine. The M60 engines have a notorious fault for hesitation and sluggish response. If this is your situation the MAF should be on your list to check. The HFM is easy to replace and could cure a variety of problems.

This replacement HFM fits the following BMWs:
1993-1995 E34 BMW 540i
1997-1998 E39 BMW 540i
1988-1994 E32 BMW 740i 740il
1995-1998 E38 BMW 740i 740il
1990-1999 E31 BMW 840i 840ci

Upgrade your BMW or MINI with the V2 Water/Methanol Standard Controller - Internal MAP W/35PSI Max

This advanced controller optimizes the injection of water/methanol, maximizing power output while ensuring engine safety. With its internal MAP sensor and 35PSI maximum pressure capacity, it offers precise control and reliability under various driving conditions. Experience improved horsepower, torque, and fuel economy with this state-of-the-art controller from a trusted brand.

• Enhances performance and efficiency for BMW and MINI vehicles
• Maximizes power output while ensuring engine safety
• Internal MAP sensor for precise control
• 35PSI maximum pressure capacity for reliability
• Improves horsepower, torque, and fuel economy