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Controlled ordering: start with your exact vehicle in My Garage. Catalog pages remain inquiry-first unless the complete guided build passes every current sale gate.
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JHM MotorsportsJHM TCU (Port Flash) – Automatic Trans Tuning for D3 S8 V10
Part # JHM-D3S8TipChipFITMENT VERIFICATION REQUIRED $349.95 Availability confirmed before paymentAsk about supporting parts Ask about this part View -
JHM MotorsportsJHM TCU (Port Flash) – Automatic Trans Tuning for C6 S6 V10
Part # JHM-C6S6TipChipFITMENT VERIFICATION REQUIRED $349.95 Availability confirmed before paymentAsk about supporting parts Ask about this part View -
JHM MotorsportsJHM ECU Tuning or Tune for D3 S8 5.2L V10 FSI
Part # JHM-D3S8V10TUFITMENT VERIFICATION REQUIRED $449.95 Availability confirmed before paymentAsk about supporting parts Ask about this part View -
JHM MotorsportsJHM ECU Tuning or Tune for C6 S6 5.2L V10
Part # JHM-C6S6V10TUFITMENT VERIFICATION REQUIRED $449.95 Availability confirmed before paymentAsk about supporting parts Ask about this part View -
JHM MotorsportsJHM Supercharger Kit for C5-allroad 4.2L, Stage 1
Part # JHM-C5ARSCS1FITMENT VERIFICATION REQUIRED $7,139.95 Availability confirmed before paymentAsk about supporting parts Ask about this part View -
JHM MotorsportsRear Rotors (pair) JHM 2-piece Lightweight for S8 V10
Part # JHM-1019x335x22FITMENT VERIFICATION REQUIRED $699.95 Availability confirmed before paymentAsk about supporting parts Ask about this part View -
JHM MotorsportsExhaustExhaust – Headers – JHM Mid-Length, Version 2 (Stainless Steel) C5-allroad 4.2L
Part # JHM-C5allroadV8-LTHFITMENT VERIFICATION REQUIRED $3,086.95 Availability confirmed before paymentAsk about supporting parts Ask about this part View -
JHM MotorsportsFront Rotors (pair) 380mm BBK – JHM 2-piece Lightweight for Gen 1 R8 w 365mm front rotors
Part # JHM-BBK-1026x382x34R8FITMENT VERIFICATION REQUIRED $1,299.95 Availability confirmed before paymentAsk about supporting parts Ask about this part View -
JHM MotorsportsFront Rotors (pair) JHM 2-piece Lightweight for S6-S8 V10
Part # JHM-1170x382x34FITMENT VERIFICATION REQUIRED $1,299.95 Availability confirmed before paymentAsk about supporting parts Ask about this part View -
JHM MotorsportsJHM Helical Rear LSD for B7-S4 Manual Transmission (HNP) – Pre-Built Core
Part # JHM-HNP-RearLSDMTCorFITMENT VERIFICATION REQUIRED $1,699.95 Availability confirmed before paymentAsk about supporting parts Ask about this part View -
JHM MotorsportsJHM Helical Rear LSD for B7 A4 Manual Transmission (HUQ to ETS) 2.0t – Pre-Built Core
Part # JHM-HUQ-ETS-RearLSDMTCorFITMENT VERIFICATION REQUIRED $1,699.95 Availability confirmed before paymentAsk about supporting parts Ask about this part View -
JHM MotorsportsJHM Helical Rear LSD for B7-RS4 (HNR) – Pre-Built Core
Part # JHM-HNR-RearLSDMTCorFITMENT VERIFICATION REQUIRED $1,699.95 Availability confirmed before paymentAsk about supporting parts Ask about this part View -
JHM MotorsportsJHM ECU Tuning for C5-allroad (04-05 with BAS Engine Code) 4.2L V8
Part # JHM-C5allroad42LTUFITMENT VERIFICATION REQUIRED $349.95 Availability confirmed before paymentAsk about supporting parts Ask about this part View -
JHM MotorsportsJHM TCU (Tip Chip) or Automatic Trans Tuning for C5-allroad BAS chain 4.2L V8
Part # JHM-C5allroad42LTCUTUFITMENT VERIFICATION REQUIRED $499.95 Availability confirmed before paymentAsk about supporting parts Ask about this part View -
JHM MotorsportsJHM Helical Rear Limited Slip Differential, LSD for LATE B7 S4, Manual Transmission
Part # JHM-B7A4S4LateRearLSDMTFITMENT VERIFICATION REQUIRED $1,049.95 Availability confirmed before paymentAsk about supporting parts Ask about this part View -
JHM MotorsportsTransmission Rebuild Kit, Complete 0B4 MT (JHM Performance-OEM), Seals and Synchros
Part # JHM-OEM-0B4-TransKitFITMENT VERIFICATION REQUIRED $1,899.95 Availability confirmed before paymentAsk about supporting parts Ask about this part View