BMW Single Groove Intake Valve Lock Set - Supertech KPR-5.0/7S-24

Supertech Valve Locks are precision-engineered for high-performance street and racing applications, offering superior retention under extreme loads and high RPM. Each lock is now fully CNC machined to ensure maximum quality, repeatable fit, and improved...

BMW Single Groove Exhaust Valve Lock Set - Supertech KPR-6S-7-24

Supertech Valve Locks are precision-engineered for high-performance street and racing applications, offering superior retention under extreme loads and high RPM. Each lock is now fully CNC machined to ensure maximum quality, repeatable fit, and improved...

BMW Intake Viton Valve Stem Seal Set - Supertech VSI-BM50-I-12

Supertech Valve Stem Seals are engineered to deliver maximum oil control and longevity for the intake side of the cylinder head. Built with advanced materials and tight production tolerances, these seals are ideal for high-performance engines that...

BMW 6mm Exhaust Viton Valve Stem Seal Set - Supertech VSI-BM60-E-12

Supertech Valve Stem Seals are engineered to deliver maximum oil control and longevity for the exhaust side of the cylinder head. Built with advanced materials and tight production tolerances, these seals are ideal for high-performance engines that...

BMW Titanium Retainers - Supertech RET-BMN54-TI-12

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 H- Beam Connecting Rod Set - Supertech CR-BMN55-H144.35-6

Features: Design: H-Beam Weight: N/A per rod Rod Count: Set of 6 Manufactured from high tensile strength 4340 alloy steel Comes standard with ARP 2000 bolts (220,000 psi clamp load) Rated for 150hp per cylinder Upgrade available to ARP 625+...

BMW 84mm STD Forged Piston Kit - Supertech P6-BMN55-84-T

Supertech Pistons are manufactured from high-strength 2618 alloy that delivers excellent durability and superior performance under high boost and race conditions. Its thermal stability and low brittleness make it ideal for extreme racing environments...

BMW Conical Spring Kit with Steel Retainers - Supertech SPRK-FE20N54-BE-2

Our Conical Valve Spring Kit with Steel Retainers for a BMW S55 Turbo is built for BMW S55 Turbo applications—engineered for reliable valve control, RPM stability, and long-term durability. Conical valve springs taper from base to top to...

BMW Conical Spring Kit with Steel Retainers - Supertech SPRK-FE20N54-BE

Our Conical Valve Spring Kit with Steel Retainers for a BMW S55 Turbo is built for BMW S55 Turbo applications—engineered for reliable valve control, RPM stability, and long-term durability. Conical valve springs taper from base to top to...

BMW Stainless Steel Black Nitride Intake Valve Set - Supertech BMIVN-1055S-12

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 Sodium Filled Inconel Exhaust Valve Set - Supertech BMEVI-1055S-HS-12

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 Sodium Filled Inconel Exhaust Valve - Supertech BMEVI-1055S-HS

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 Titanium Retainer Set - Supertech RET-BMN54-TE-12

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 Sport Lowering Spring Set - H&R 50435-3

Every spring produced by H&R comes from the H&R ISO 9001 certified engineering and manufacturing facility in Germany. All H&R springs are produced from a special 54SiCr6 spring steel, which has strength rated at 290,000 psi resulting in...

BMW Sport Lowering Spring Set - H&R 50435-2

Every spring produced by H&R comes from the H&R ISO 9001 certified engineering and manufacturing facility in Germany. All H&R springs are produced from a special 54SiCr6 spring steel, which has strength rated at 290,000 psi resulting in...

BMW Sport Lowering Spring Set - H&R 50435

Every spring produced by H&R comes from the H&R ISO 9001 certified engineering and manufacturing facility in Germany. All H&R springs are produced from a special 54SiCr6 spring steel, which has strength rated at 290,000 psi resulting in...

BWM N54 M11 Upgrade Cylinder Head Stud Set (Burnished) - Wagner Tuning P102051411.BR

This set replaces the original cylinder head bolts with high-strength Pro-Series 18.8 stud bolts. This is necessary for major performance upgrades, as the original cylinder head bolts elongate during operation and the cylinder head can lift off. The...

BMW N54 Cylinder Head Stud Set (Burnished) - Wagner Tuning P102051410.BR

This set replaces the original cylinder head bolts with high-strength Pro-Series 18.8 stud bolts. This is necessary in the case of significant power increases, as the original cylinder head bolts can elongate during operation and the cylinder head can...

BMW N55 Cylinder Head Stud Set (Burnished) - Wagner Tuning P102061410.BR

This set replaces the original cylinder head bolts with high-strength Pro-Series 18.8 stud bolts. This is necessary in the case of significant power increases, as the original cylinder head bolts can elongate during operation and the cylinder head can...

BMW N54 Connecting Rod Set - ItalianRP IRPR023

The ItalianRP connecting rods are a tough and reliable upgrade for anyone building up a BMW with the N54 3.0L turbocharged engine. They’re a perfect fit for cars like the 135i, 335i, 535i, 740i, Z4 35i, and even the 1M Coupe. Made from strong 34CrNiMo6...