BMW Titanium Retainers - Supertech RET-BMS65-BE1-40

Supertech Titanium Retainers are designed for high-revving and high-stress racing or performance applications. Manufactured from high-grade titanium alloy, these retainers deliver outstanding strength while reducing valvetrain weight — enabling...

BMW Beehive Valve Springs - Supertech SPR-BMS65-BE1-40

All Supertech valve springs are manufactured using premium Superclean Chrome Silicon Vanadium Steel alloy, engineered for high RPM durability and long-lasting performance. This premium alloy provides excellent structural memory, minimizing fatigue...

BMW Stainless Steel Black Nitride Intake Valve Set - Supertech BMIVN-1065-20

Supertech Engine Valves are engineered for high-performance street and racing applications, delivering exceptional strength, heat resistance, and precise fit. Production begins with a one-piece forging, where the head is formed under a slow two-step...

BMW Stainless Steel Black Nitride Intake Valve - Supertech BMIVN-1065

Supertech Engine Valves are engineered for high-performance street and racing applications, delivering exceptional strength, heat resistance, and precise fit. Production begins with a one-piece forging, where the head is formed under a slow two-step...

BMW Inconel Exhaust Valve Set - Supertech BMEVI-1065-20

Supertech Engine Valves are engineered for high-performance street and racing applications, delivering exceptional strength, heat resistance, and precise fit. Production begins with a one-piece forging, where the head is formed under a slow two-step...

BMW Inconel Exhaust Valve - Supertech BMEVI-1065

Supertech Engine Valves are engineered for high-performance street and racing applications, delivering exceptional strength, heat resistance, and precise fit. Production begins with a one-piece forging, where the head is formed under a slow two-step...

BMW S85 Billet Spark Plug Tubes - NRW Design S85SPTK

NRW Design Billet Spark Plug Tubes with Viton Gasket Set! Made from 6061 billet aluminum, these are the first ever serviceable spark plug tubes on the market. Giving 30% more contact surface than the OEM spark plug tubes. Our billet spark plug tubes will...

BMW S85 Silicone Throttle Body Coupler Set - NRW Design S85PB

After an amazing success with our silicone valve cover grommets NRW wanted to improve on the Plenum/Throttle Body couplers from OEM.  Over time the OEM couplers become hardened, brittle, deformed, and leak due to the rubber used in the product...

BMW S85 Valve Cover Grommet Kit - NRW Design S85VCG

When having to replace valve cover grommets on the E6X M5/M6 S85 engine, BMW requires us to purchase new bolts. These bolts have grommets installed on them making it more costly to do a valve cover gasket job ($270 estimated cost). We have...

BMW Vitor Florine Rubber Oil Cap Gasket O-Ring - NRW Design NRWOCO

We set out to find a possible simple fix to the leaking oil cap found on many E9x M3s. There are many reasons the leak occurs. From corroding magnesium valve covers to weak sealing caps. We wanted to create a simple inexpensive fix for the weak caps...

BMW The Ultimate Billet Oil Cap - NRW Design UBBOC

NRW Design's latest project is the Ultimate BMW Billet Oil Cap.  This cap is made of 6061 machined aluminum, with the retaining wing made from nickel plated spring steel, anodized in satin black.  This oil cap is made to adjust and tighten...

BMW S85 Connecting Rod Set - ItalianRP IRPR316

The ItalianRP connecting rods are built specifically for BMW’s S85B50 5.0L V10 engine, the heart of the E60 M5 and E63 M6. Made in Italy with top-quality materials, these rods come in two versions: Gold and Platinum. The Gold rods offer a great balance...

BMW S85 3/8 Pro-H CARR Bolt Connecting Rods - CP Carrillo SCR5169-10

BMW S85 3/8 Pro-H CARR Bolt Connecting Rods - CP Carrillo SCR5169-10 CP-Carrillo is your one stop source for top of the line engine connecting rods. Manufacturing a CP-Carrillo engine connecting rods is much more than cutting a forging, meeting...

BMW STD Race Series Performance Connecting Rod Bearing with Extra Oil Clearance Set - ACL 10B1580HX-STD

BMW STD Race Series Performance Connecting Rod Bearing with Extra Oil Clearance Set - ACL 10B1580HX-STD (.001 Oil Clearance)   Features:    High strength overlay plate with reduced thickness for improved fatigue properties  Hardened...

BMW Racing Spark Plug - NGK R2556B-8

BMW Racing Spark Plug - NGK R2556B-8 NGK Racing Series plugs are engineered to withstand the harshest engine conditions. This plug a must have for high horsepower supercharged S85's! Special insulator nose configurations improve throttle response...

BMW 92.50mm PowerPak Piston Kit - MAHLE Motorsports 197859642

BMW 92.50mm PowerPak Piston Kit - MAHLE Motorsports 197859642 Features: Bore: 92.50mm Stroke: 75.2mm Rod Length: 140.7mm Compression Height: 27.3mm Pin Diameter: 21mm Crown Volume:12.2cc Piston Weight: 372g Compression...

BMW 92mm PowerPak Piston Kit - MAHLE Motorsports 197859622

BMW 92mm PowerPak Piston Kit - MAHLE Motorsports 197859622 Features: Bore: 92.00mm Stroke: 75.2mm Rod Length: 140.7mm Compression Height: 27.3mm Pin Diameter: 21mm Crown Volume: 12.2cc Weight: 366g Compression...

BMW 92.50mm PowerPak Piston Kit - MAHLE Motorsports 197859542

BMW 92.50mm PowerPak Piston Kit - MAHLE Motorsports 197859542  Features: Bore: 92.50mm Stroke: 75.2mm Rod Length: 140.7mm Compression Height: 27.3mm Pin Diameter: 21mm Crown Volume: 2.1cc Weight: 372g Compression...

BMW 92mm PowerPak Piston Kit - MAHLE Motorsports 197859522

BMW 92mm PowerPak Piston Kit - MAHLE Motorsports 197859522  Features: Bore: 92.00mm Stroke: 75.2mm Rod Length: 140.7mm Compression Height: 27.3mm Pin Diameter: 21mm Crown Volume: 2.1cc Weight: 366g Compression...

BMW MLS Series 94.5mm .027 inch Cylinder Head Gasket - Cometic C4529-027

BMW MLS Series 94.5mm .027 inch Cylinder Head Gasket - Cometic C4529-027 Material: MLSCompressed Thickness: .027Bore Shape: Valve PocketedBore Size (MM): 94.5# of layers: 3Orientation: None Cometic is dedicated to customer...