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• 

  RK Autowerks S63TU4 Engine Block

  $5,999.99

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• 

  RK Autowerks S63TU4 Engine Rebuild Configurator (2018+)

  $10,999.00

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• 

  RK Autowerks S63 Stage 2 Turbo – M5 (F10/F90), M6 (F12), X5M/X6M (F85/F86)

  $3,999.00

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• 

  RK Autowerks S63 Methanol Nozzle Adapters – Billet – F90/F92 M5 & M8

  $649.00

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• 

  RK Autowerks S63 Exhaust Cam Upgrade – Direct Injection Compatible

  $1,799.99

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• 

  RK Autowerks S63 Charge Coolers – Wagner Tuning Performance – F90/F92 M5 & M8

  $2,990.00

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