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This product was last offered at the strikethrough price on
07-06-2026
This product was last offered at the strikethrough price on
03-16-2026
BMW B46 B48 B58 Mass Air Flow Sensor is essential for optimal engine performance and efficiency. This sensor regulates the amount of fuel delivered to the injectors based on the volume of air entering the intake. A malfunctioning or poorly maintained MAF sensor can lead to decreased engine performance and reduced fuel efficiency. For reliable performance and precise fuel management, replacing a faulty MAF sensor with a high-quality unit from Turner Motorsport is crucial.
This product was last offered at the strikethrough price on
03-03-2026
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 OEM Bosch sensor to restore normal operation.
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!
Vehicle Fitment:
2007-2013 BMW E70 xDrive 35d - M57N2 Engine
9/2008 - 2013 BMW E90 335d - M57N2 Engine
Elevate your Mini Turbo Models, including Cooper S and JCW, with the ALTA BOV Spring Upgrade. This replacement spring offers a cost-effective, high-performance solution for your stock Blow Off Valve (BOV). By holding more boost between shifts, it significantly reduces turbo lag, enhancing overall performance. The carefully designed stiffer spring ensures normal BOV operation while maintaining increased pressure in the boost tubes, preventing power gaps.
Improve your BMW's performance with the ALTA Performance Open Cell foam filter, designed to enhance horsepower, filtration efficiency, and ease of installation. This direct replacement filter is compatible with all ALTA Cold Air Intake Systems and universal applications requiring a 2.75" mouth filter.
This product was last offered at the strikethrough price on
03-09-2026
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
This product was last offered at the strikethrough price on
05-07-2026
Elevate your car's performance with the ALTA Cold Air Box, precision-crafted from laser-cut aluminum sheet metal and expertly CNC bent to perfection. This airbox is not only a performance enhancer but also a protector, thanks to its durable black texture powder coating, offering long-term protection with an OEM-inspired appearance.
Key Benefits of the ALTA Cold Air Box:
The high-flow foam filter included with the ALTA Cold Air Box is designed to reduce intake restriction and increase the surface area for clean air ingestion. Unlike cotton and gauze filters, foam filters offer multi-layer filtration, trapping dirt at various levels. This results in improved particulate restriction without compromising horsepower as the filter accumulates dirt.
The ALTA Cold Air Intake System for R53 6-speed manual is available in black or red texture powder coating, allowing you to customize the appearance to your preference.
This product was last offered at the strikethrough price on
01-14-2026
This product was last offered at the strikethrough price on
03-03-2026
This product was last offered at the strikethrough price on
07-02-2026
MINI R52 R53 Intercooler Couplers Red - Pair offer a stylish and practical upgrade for your MINI's intercooler system. These high-temperature silicone couplers replace the OEM rubber connectors on either side of the intercooler, addressing common issues such as lost horsepower, decreased fuel economy, and poor drivability.
The MINI R52 R53 Intercooler Couplers Red - Pair provide the following benefits:
ALTA Cold Air Intake System, specially designed for the R53 6-speed manual. Crafted from laser-cut aluminum sheet metal and precision CNC bent, this intake system ensures perfection in form and function. Finished with a durable black texture powder coating, it not only offers long-term protection but also delivers an OEM appearance.
The airbox of the ALTA Cold Air Intake seals to the underside of the hood, effectively preventing under-hood heat from infiltrating the intake airstream. This enhancement ensures cooler, denser air intake, resulting in improved engine performance. With the ALTA intake system, your BMW will produce a distinct throaty, deep tone on throttle, accentuating its modified nature. Additionally, it amplifies the sound of your supercharger, whether stock or aftermarket.
Featuring a high-flow foam filter, this intake system significantly reduces intake restriction while expanding the surface area for the engine to intake clean air. Unlike cotton or gauze-type filters, the foam-based filter facilitates multi-layer filtration, effectively trapping dirt at various levels. This superior filtration capability results in improved particulate restriction without compromising horsepower, even as the filter accumulates dirt.
This product was last offered at the strikethrough price on
04-10-2026
This product was last offered at the strikethrough price on
05-07-2026
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
This product was last offered at the strikethrough price on
02-16-2026
Upgrade your MINI's fuel/air mixture management with the MINI "Hot-film air mass meter," an essential component in your engine's performance. When facing a check engine light related to fuel/air mixture, this unit plays a crucial role. Using air temperature and current atmospheric conditions, it dynamically adjusts your engine in harmony with the fuel management software. It effortlessly connects to the air intake box and includes a rubber seal for easy installation.
MINI R55 to R61 Foam Filter Panel features high-flowing, super-cleaning foam media that enhances air intake efficiency while maintaining excellent dirt-holding capacity. This advanced design allows for a thinner filter with double the volume compared to the OEM intake box, promoting superior airflow and performance.
The MINI R55 to R61 Foam Filter Panel offers several key benefits:
This product was last offered at the strikethrough price on
05-07-2026
MINI R52 R53 Cold Air Intake System Automatic - Black is engineered to enhance your MINI's performance with a sleek and durable design. The ALTA Cold Air Box is meticulously crafted from laser-cut aluminum sheet metal and CNC bent for precision. Finished in a rich black texture powder coating, it offers long-term protection and a stylish OEM look. This airbox seals tightly to the underside of the hood, preventing under-hood heat from contaminating the intake airstream.
With the ALTA intake system, your vehicle will produce a deep, throaty tone under throttle, making the presence of your supercharger unmistakable. The high-flow foam filter improves airflow and increases the surface area for clean air intake, featuring multi-layer filtration for superior dirt capture without reducing horsepower as it accumulates dirt.
The ALTA Cold Air Intake System consistently delivers a 10-12 WHP gain and is available in black or red texture powder coating.
This product was last offered at the strikethrough price on
05-07-2026
This product was last offered at the strikethrough price on
05-07-2026
This product was last offered at the strikethrough price on
05-07-2026
This product was last offered at the strikethrough price on
05-07-2026
This product was last offered at the strikethrough price on
01-11-2026
This product was last offered at the strikethrough price on
05-07-2026