BMW N54/N55 Helix HPFP Overdrive Unit - Spool Performance SP-54HX-1

BMW N54/N55 Helix HPFP Overdrive Unit - Spool Performance SP-54HX-1 Spool Performance Helix HPFP overdrive system Spool Performance is really excited to introduce our latest product offering to the N54/early N55 community, the Helix overdrive unit. We...

BMW Chargepipe Upgrade Kit - VRSF 10901020

BMW Chargepipe Upgrade Kit - VRSF 10901020 Increase throttle response and decreases turbo lag with the VRSF chargepipe for your 135i/335i/335is. Our aluminum chargepipe features a CNC billet aluminum OEM throttle body flange and is finished in...

BMP E9X/E8X Modular Bucket-less Fuel Pump Kit (Stages 2-3.75) - BMP 601-0017

The Black Market Parts BUCKETLESS LOW PRESSURE FUEL PUMP's are designed for customers looking to run all blends of E85.  All pump options below include Genuine Walbro 450 (F90000274), Walbro 525 (F90000285), or Walbro 535 (F90000295) fuel...

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 Sway Bar Kit - H&R 72187

H&R Sway Bars are the perfect compliment to H&R Springs, Coil Overs and Cup Kits. H&R Sway Bars are crafted from a special spring steel that is both stronger and more resilient than competitors sway bars. All H&R Sway Bars are built on...

BMW Sport Cup Coilover Kit - H&R 31054-6

This kit is a more aggressive suspension setup engineered for 2008–2013 BMW 128i/135i (E82 coupe, E88 convertible, and 135is) models. This all-in-one kit pairs performance-tuned shock absorbers with progressive-rate springs and...

BMW Touring Cup Coilover Kit - H&R 31054T-6

This kit is an all-in-one suspension package tailored for the BMW 1 Series (E82 coupe/E88 convertible). This kit combines vehicle-specific progressive-rate springs with matching performance-tuned shocks. It lowers the car about 1...

BMW Billet Aluminum DCT Transmission Pan - Mastery of Art & Design MAD-103

Introducing the MAD Billet Aluminum BMW Transmission Pan, a premium upgrade designed to enhance the performance, durability, and reliability of your BMW's DCT (Dual Clutch Transmission). Precision-engineered from high-quality billet aluminum, this...