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• 

  RK Autowerks S63TU Engine – M5 M6 X5M X6M

  Rated 5.00 out of 5
  $9,499.00 – $12,499.00 Select options
• 

  RK Autowerks S63 Stage 2 Turbo Upgrade – M5 M6 M8 X5M X6M

  $4,749.00 Select options
• 

  F1x M5 M6 Billet Port Injection Intake Manifolds

  $4,499.00 Read more
• 

  BMW S63 Block Sleeving Service

  $4,000.00 Add to cart
• 

  Genuine BMW Crankshaft, S63, 4.4L

  $2,999.99 Add to cart
• 

  CP-Carrillo Connecting Rod Set, BMW S63 Pro-Xtreme

  $2,899.99 Select options
• 

  CP Forged Piston Set, BMW S63 Alusil, Pro-Xtreme

  $2,199.99 Select options
• 

  F1x M5 M6 Carbon Fiber Intakes

  Rated 5.00 out of 5
  $2,099.00 Add to cart
• 

  BMW S63 Xtreme Duty Cylinder Sleeve Set

  $1,899.99 Add to cart
• 

  RK S63 Exhaust Cam Direct Injection Upgrade

  $1,799.99 Select options
• 

  F1x M5 & M6 Billet Differential Mount

  Rated 5.00 out of 5
  $1,649.00 Add to cart
• 

  SuperTech High Performance Valve Spring Kit, BMW S63

  $1,499.99 Add to cart
• 

  Injector Dynamics Fuel Injectors RK

  $899.00 – $1,449.00 Select options
• 

  ARP Head Stud Kit, BMW S63 – Custom Age 625+

  $1,399.99 Add to cart
• 

  F10 F12 M5 M6 Catless Downpipes

  $649.00 Add to cart
• 

  BMW S63 High Performance Rod Bearing Set

  $499.99 Add to cart
• 

  Athena Cut Ring Head Gasket, BMW S63TU

  $389.99 Add to cart
• 

  BMW EU6 Fuel Injector – Bosch S63

  $103.99 Add to cart
• 

  BMW Gearbox Mount

  $99.99 Add to cart
• 

  BMW SILZKBR8D8S NGK Spark Plug

  $16.19 Add to cart