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This product was last offered at the strikethrough price on
07-10-2026
Any time a valve service must be performed or there is valve damage, it is recommended to replace the hydraulic lifters to keep the valve train in top condition.
OEM Schaeffler (INA, LuK, & FAG) is an engineering company that focuses on high-performance, precision manufacturing. With their individual brands INA, Luk, and FAG providing exceptionally high quality parts directly to BMW, as well as countless other automotive companies, their history of reliability and variety of offered parts makes Schaeffler a go-to replacement parts provider for all of us here at Turner Motorsport.
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!
This is an OEM INA Hydraulic Tensioner. It provides pressure to the Water Pump and Alternator belt to assure maximum performance and prevent the belt from slipping, causing decreased cooling or low charge rates from the alternator.
OEM Schaeffler (INA, LuK, & FAG) is an engineering company that focuses on high-performance, precision manufacturing. With their individual brands INA, Luk, and FAG providing exceptionally high quality parts directly to BMW, as well as countless other automotive companies, their history of reliability and variety of offered parts makes Schaeffler a go-to replacement parts provider for all of us here at Turner Motorsport.
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.
This is an OEM INA Timing Chain Tensioner. Keeping pressure on the timing chain, this keeps the chain from slipping teeth and causing the timing to be off, potentially leading to engine damage.
OEM Schaeffler (INA, LuK, & FAG) is an engineering company that focuses on high-performance, precision manufacturing. With their individual brands INA, Luk, and FAG providing exceptionally high quality parts directly to BMW, as well as countless other automotive companies, their history of reliability and variety of offered parts makes Schaeffler a go-to replacement parts provider for all of us here at Turner Motorsport.
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!
This product was last offered at the strikethrough price on
06-16-2026
This is an OEM INA Hydraulic Tensioner. It provides pressure to the A/C belt to assure maximum performance out of the A/C compressor and prevent the belt from slipping.
OEM Schaeffler (INA, LuK, & FAG) is an engineering company that focuses on high-performance, precision manufacturing. With their individual brands INA, Luk, and FAG providing exceptionally high quality parts directly to BMW, as well as countless other automotive companies, their history of reliability and variety of offered parts makes Schaeffler a go-to replacement parts provider for all of us here at Turner Motorsport.
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.
INA - Chain Tensioner Piston is an essential component for maintaining the precision and reliability of your BMW engine. Designed to deliver superior performance, this OEM-grade part ensures optimal tension in the timing chain, preventing slack, excessive wear, and potential engine damage. Available through Turner Motorsport, this chain tensioner piston guarantees compatibility and lasting durability for a variety of BMW models.
Ensure your BMW operates at peak efficiency by upgrading to the INA - Chain Tensioner Piston, available at Turner Motorsport. This premium component is a must-have for engine repairs, regular maintenance, and improved vehicle performance.
Constructed for durability with a tight weave, this heat wrap is designed to maintain proper thermal properties in your vehicles exhaust system. This material was hand selected specifically for it's heat characteristics and flexibility. Fiberglass is rated for 1200 degrees, however, this titanium wrap can withstand 1800 degrees!
Key Features:
52mm Prosport Electrical Oil Pressure Gauge - Clear Lens/White LED provides precise monitoring of engine oil pressure, ensuring that drivers can detect issues before they become catastrophic. This high-quality gauge is crucial for tracking engine performance and preventing potential damage.
The EVO series from ProSport Gauges is an award winning, industry leading option for those looking to push their car's limits. They allowing you to monitor crucial engine functions in one quick glance with advanced precision. Featuring a dual color readout, you can customize your readout to your liking. Offering a user friendly readout with a digital reading in the center with a bar-graph style sweep around the gauge as well.
Kit Includes:
This is an OEM INA Idler Pulley, also known as the roller pulley or deflection pulley. The idler pulleys are known to be the primary sources for 'belt squealing'. The pulley is also encased in rubber which will crack over time. If left without service the rubber could fail completely, chucking the belt and leaving you stranded. Replacement is a very simple procedure and can be done anytime the fan is off the engine (belt replacement, water pump service, alternator replacement, etc). OEM replacement for BMW part # 11281720039 and 11281715630.
OEM Schaeffler (INA, LuK, & FAG) is an engineering company that focuses on high-performance, precision manufacturing. With their individual brands INA, Luk, and FAG providing exceptionally high quality parts directly to BMW, as well as countless other automotive companies, their history of reliability and variety of offered parts makes Schaeffler a go-to replacement parts provider for all of us here at Turner Motorsport.
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!
ADJUSTING PULLEY 11281720039 OEM
This item fits the following BMWs:
BMW 7 Series - 750iL
BMW 8 Series - 850i/Ci/Csi
The EVO series from ProSport Gauges is an award winning, industry leading option for those looking to push their car's limits. They allowing you to monitor crucial engine functions in one quick glance with advanced precision. Featuring a dual color readout, you can customize your readout to your liking. Offering a user friendly readout with a digital reading in the center with a bar-graph style sweep around the gauge as well.
Kit Includes:
The EVO series from ProSport Gauges is an award winning, industry leading option for those looking to push their car's limits. They allowing you to monitor crucial engine functions in one quick glance with advanced precision. Featuring a dual color readout, you can customize your readout to your liking. Offering a user friendly readout with a digital reading in the center with a bar-graph style sweep around the gauge as well.
Kit Includes:
In boosted applications, it's crucial to know the amount of boost pressure you are carrying in order to optimize performance. This 45mm boost gauge from Prosport is the best way to do just that. Featuring a black face, with amber back lighting it will portray your information accurately without blinding you in the process. This guage is designed to used precision electric sensors, so you get the most accurate reading every time.
Key Features:
Ensure optimal engine monitoring for your BMW with the aftermarket 0-100 PSI gauge kit, offering enhanced visibility and early detection of potential issues. Avoid costly engine damage by monitoring engine functions at a glance, providing peace of mind and proactive maintenance.
This product was last offered at the strikethrough price on
07-01-2026
This product was last offered at the strikethrough price on
07-01-2026
The EVO series from ProSport Gauges is an award winning, industry leading option for those looking to push their car's limits. They allowing you to monitor crucial engine functions in one quick glance with advanced precision. Featuring a dual color readout, you can customize your readout to your liking. Offering a user friendly readout with a digital reading in the center with a bar-graph style sweep around the gauge as well.
Kit Includes:
The EVO series from ProSport Gauges is an award winning, industry leading option for those looking to push their car's limits. They allowing you to monitor crucial engine functions in one quick glance with advanced precision. Featuring a dual color readout, you can customize your readout to your liking. Offering a user friendly readout with a digital reading in the center with a bar-graph style sweep around the gauge as well.
Kit Includes:
This product was last offered at the strikethrough price on
05-02-2026
This product was last offered at the strikethrough price on
05-02-2026
This is an OEM INA Timing Chain Tensioner. Keeping pressure on the timing chain, this keeps the chain from slipping teeth and causing the timing to be off, potentially leading to engine damage.
OEM Schaeffler (INA, LuK, & FAG) is an engineering company that focuses on high-performance, precision manufacturing. With their individual brands INA, Luk, and FAG providing exceptionally high quality parts directly to BMW, as well as countless other automotive companies, their history of reliability and variety of offered parts makes Schaeffler a go-to replacement parts provider for all of us here at Turner Motorsport.
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!
The EVO series from ProSport Gauges is an award winning, industry leading option for those looking to push their car's limits. They allowing you to monitor crucial engine functions in one quick glance with advanced precision. Featuring a dual color readout, you can customize your readout to your liking. Offering a user friendly readout with a digital reading in the center with a bar-graph style sweep around the gauge as well.
Kit Includes:
The EVO series from ProSport Gauges is an award winning, industry leading option for those looking to push their car's limits. They allowing you to monitor crucial engine functions in one quick glance with advanced precision. Featuring a dual color readout, you can customize your readout to your liking. Offering a user friendly readout with a digital reading in the center with a bar-graph style sweep around the gauge as well.
Kit Includes:
This product was last offered at the strikethrough price on
05-03-2026
This product was last offered at the strikethrough price on
05-03-2026
The EVO series from ProSport Gauges is an award winning, industry leading option for those looking to push their car's limits. They allowing you to monitor crucial engine functions in one quick glance with advanced precision. Featuring a dual color readout, you can customize your readout to your liking. Offering a user friendly readout with a digital reading in the center with a bar-graph style sweep around the gauge as well.
Kit Includes:
Enhance your BMW or MINI vehicle's performance monitoring with the 52mm Electric Boost Gauge - 30inHg~30 PSI Amber/White. This gauge provides accurate readings of boost pressure, ensuring you stay informed about your engine's performance at all times. With its stylish amber and white display, it not only looks sleek but also offers clear visibility day or night. Easy to install and compatible with a range of BMW and MINI models, this gauge is a must-have for enthusiasts looking to monitor their boost levels effectively.
Upgrade your BMW or MINI with the 52mm Electric Boost Gauge - 30inHg~30 PSI Amber/White to keep track of your boost levels with precision and style.
52mm Prosport Electrical Oil Pressure Gauge - 0-100 PSI Blue/White is essential for accurate engine monitoring. Unlike factory gauges, which may only alert you after damage has occurred, this Prosport gauge provides real-time, precise oil pressure readings, allowing you to identify potential issues before they escalate.
Enhance your BMW's engine performance monitoring with the Wideband Air Fuel Ratio Gauge. This gauge features an Amber LCD Display and provides precise readings with its 0-5 volt output signal. Powered by the latest Bosch wideband O2 sensor, this gauge offers the widest range of AFR readings from 10.0:1 to 20.0:1. With its intuitive design, the gauge displays AFR levels in real-time, changing from green (Rich) to Yellow (Optimal) to Red (Lean) for immediate reference.
Upgrade your BMW's monitoring capabilities with the Wideband Air Fuel Ratio Gauge, providing accurate AFR readings and intuitive display features.
52mm Prosport Electrical Boost Gauge - Clear Lens/White LED is an essential tool for any supercharged or turbocharged vehicle. This precision gauge allows drivers to monitor boost levels with accuracy and style, ensuring peak performance and optimal engine tuning.
The EVO series from ProSport Gauges is an award winning, industry leading option for those looking to push their car's limits. They allowing you to monitor crucial engine functions in one quick glance with advanced precision. Featuring a dual color readout, you can customize your readout to your liking. Offering a user friendly readout with a digital reading in the center with a bar-graph style sweep around the gauge as well.
Kit Includes:
The EVO series from ProSport Gauges utilizes the latest Bosch wideband 02 sensor -5 wire heated LSU 4.9. This gauge offers a 10.0:1 to 20.0:1 AFR readings; the widest range on the market! Featuring a dual color readout, you can customize your readout to your liking. Offering a user friendly readout with a digital reading in the center with a bar-graph style sweep around the gauge as well.
Kit Includes:
The EVO series from ProSport Gauges utilizes the latest Bosch wideband 02 sensor -5 wire heated LSU 4.9. This gauge offers a 10.0:1 to 20.0:1 AFR readings; the widest range on the market! Featuring a dual color readout, you can customize your readout to your liking. Offering a user friendly readout with a digital reading in the center with a bar-graph style sweep around the gauge as well.
Kit Includes:
The EVO series from ProSport Gauges is an award winning, industry leading option for those looking to push their car's limits. They allowing you to monitor crucial engine functions in one quick glance with advanced precision. Featuring a dual color readout, you can customize your readout to your liking. Offering a user friendly readout with a digital reading in the center with a bar-graph style sweep around the gauge as well.
Kit Includes:
This is the tensioner pulley assembly for the serpentine belts on E39 540i and E38 740u with M62 engine. This tensioner keeps the belt for the alternator, power steering and Air Conditioning taught to provide maximum performance of each system. OEM replacement for BMW part # 11281742858 and 11287503424.
OEM Schaeffler (INA, LuK, & FAG) is an engineering company that focuses on high-performance, precision manufacturing. With their individual brands INA, Luk, and FAG providing exceptionally high quality parts directly to BMW, as well as countless other automotive companies, their history of reliability and variety of offered parts makes Schaeffler a go-to replacement parts provider for all of us here at Turner Motorsport.
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!
This item fits the following BMWs:
4/1997-1998 E38 BMW 740i 740il
1998 E39 BMW 540i
The EVO series from ProSport Gauges is an award winning, industry leading option for those looking to push their car's limits. They allowing you to monitor crucial engine functions in one quick glance with advanced precision. Featuring a dual color readout, you can customize your readout to your liking. Offering a user friendly readout with a digital reading in the center with a bar-graph style sweep around the gauge as well.
Kit Includes:
The EVO series from ProSport Gauges is an award winning, industry leading option for those looking to push their car's limits. They allowing you to monitor crucial engine functions in one quick glance with advanced precision. Featuring a dual color readout, you can customize your readout to your liking. Offering a user friendly readout with a digital reading in the center with a bar-graph style sweep around the gauge as well.
Kit Includes:
Kit Includes:
*This is only for replacement parts. All new ProSport boost gauges already come with these components*
52mm Mechanical Boost Gauge - 30inHg~30 PSI Amber/White
The 52mm Mechanical Boost Gauge - 30inHg~30 PSI Amber/White is an essential tool for vehicles equipped with superchargers or turbochargers, providing accurate readings of boost pressure to ensure peak performance. This gauge is crucial for monitoring boost levels at maximum RPMs, allowing drivers to track performance as they modify their vehicle.
