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    • In Stock
      SXTH Element [23+ GR Corolla] Lower Engine Mount/ Pitch Stop Mount | 19 - 10 - 301 - JDMusclePitch Stop Mounts19-10-301
      SXTH Element

      Lower Engine Mount/ Pitch Stop Mount | 19-10-301

      Fits: 23+ GR Corolla

      Only 18 left
      $22900
      Pay over time · Est. $7.16/payment
      ⓘ

      Illustrative estimate only, not a financing quote or guaranteed offer. Actual payments, frequency and terms vary by provider and eligibility. Taxes, shipping and add-ons are excluded.
    • Up to $49.10 off
      In Stock
      Torque Solution V2 Short Shifter with Rear Shifter Bushing for FR-S, BRZ and 86
      Torque Solution

      V2 Short Shifter with Rear Shifter Bushing

      Fits: 13-21 FR-S/BRZ/86

      Only 2 left
      $26200$311.10 Save $49.10
      Pay over time · Est. $8.19/payment
      ⓘ

      Illustrative estimate only, not a financing quote or guaranteed offer. Actual payments, frequency and terms vary by provider and eligibility. Taxes, shipping and add-ons are excluded.

    • In Stock
      IAG [22 - 25 WRX, 04 - 21 STI, 07 - 09 LGT] Competition Series 6 Speed Transmission Mount | IAG - DRV - 2111 - JDMuscleTransmission MountsIAG-DRV-2111
      IAG Performance

      IAG Competition Series 6 Speed Transmission Mount

      Fits: 22-25 WRX, 04-21 STI, 07-09 LGT

      Only 1 left
      $29999
      Pay over time · Est. $9.37/payment
      ⓘ

      Illustrative estimate only, not a financing quote or guaranteed offer. Actual payments, frequency and terms vary by provider and eligibility. Taxes, shipping and add-ons are excluded.
    • Up to $8.65 off
      Torque Solution 23+ Toyota GR Corolla Rear Upper Differential Collar - JDMuscleSPKtqsTS-GR-831
      Torque Solution

      Rear Upper Differential Collar

      Fits: 23-26 GR Corolla

      $7800$86.65 Save 10%

    • In Stock
      OVERTAKE Driveshaft Lockdown Kit - Subaru 2008 - 2026 WRX, 2008 - 2021 STI, 2013 - 2026 BRZ / 86 - JDMuscleDrivetrainA10560
      OVERTAKE

      Driveshaft Lockdown Kit

      Fits: 08-26 WRX, 08-21 STI, 13-27 BRZ/86

      $12800
    • Up to $55.35 off
      In Stock
      Perrin [22 - 26 WRX] Engine Mount Kit | PSP - DRV - 056 - JDMuscleEngine MountsperPSP-DRV-056
      Perrin Performance

      Perrin Engine Mount Kit

      Fits: 22-26 WRX

      Only 6 left
      $31365$369.00 Save $55.35
      Pay over time · Est. $9.80/payment
      ⓘ

      Illustrative estimate only, not a financing quote or guaranteed offer. Actual payments, frequency and terms vary by provider and eligibility. Taxes, shipping and add-ons are excluded.

    • In Stock
      Kartboy [15 - 26 WRX] Shifter Bearing Kit | KB - 003 - B - JDMuscleShifter BushingskbyKB-003-B
      Kartboy

      Shifter Bearing Kit

      Fits: 15-26 WRX

      $1800
    • Verus Engineering 04 - 21 STI Forged Clutch Fork | A0377A - JDMuscleClutch Replacement PartsVERA0377A
      Verus Engineering

      04-21 STI Forged Clutch Fork | A0377A

      $23540
      Pay over time · Est. $7.36/payment
      ⓘ

      Illustrative estimate only, not a financing quote or guaranteed offer. Actual payments, frequency and terms vary by provider and eligibility. Taxes, shipping and add-ons are excluded.

    • In Stock
      COBB [04 - 21 STI] Stage 2 Drivetrain Package - JDMuscleShifter and Bushing Comboscobb215X02-BK
      COBB Tuning

      Stage 2 Drivetrain Package

      Fits: 04-21 STI 6MT ADM/USDM

      Only 12 left
      $40500
      Pay over time · Est. $12.66/payment
      ⓘ

      Illustrative estimate only, not a financing quote or guaranteed offer. Actual payments, frequency and terms vary by provider and eligibility. Taxes, shipping and add-ons are excluded.
    • Up to $25 off
      BLOX Racing [02 - 25 WRX/STI/LGT/FXT] Pitch Stop Mount - Black Anodized | BXSS - 50101 - BK - JDMusclePitch Stop MountsbloBXSS-50101-BK
      BLOX Racing

      Pitch Stop Mount Black Anodized

      Fits: 02-26 WRX/STI/LGT/FXT

      $10000$125.00 Save $25
    • Verus Engineering FR - S 13 - 16 / BRZ 13 - 20 / 17 - 19 Toyota 86 Forged Clutch Fork | A0092A - JDMuscleClutch Replacement PartsVERA0092A
      Verus Engineering

      FR-S 13-16 / BRZ 13-20 / 17-19 Toyota 86 Forged Clutch Fork | A0092A

      $19360
    • Up to $99.32 off
      In Stock
      Exedy [04 - 14STI] Stage 1 Organic Disc Clutch Kit | 15803 - JDMuscleSingle Disc Clutchesexe15803
      Exedy

      Stage 1 Organic Disc Clutch Kit

      Fits: 04-14 STI

      $56270$662.02 Save $99.32
      Pay over time · Est. $17.58/payment
      ⓘ

      Illustrative estimate only, not a financing quote or guaranteed offer. Actual payments, frequency and terms vary by provider and eligibility. Taxes, shipping and add-ons are excluded.

    • In Stock
      IAG [02 - 26 WRX, 04 - 21 STI] Street Series Pitch Stop Mount | IAG - DRV - 2200 - JDMusclePitch Stop MountsIAG-DRV-2200BKBlackBushings Not Required
      IAG Performance

      IAG Street Series Pitch Stop Mount

      Fits: 02-26 WRX, 04-21 STI

      Only 1 left
      From $12499
    • Up to $19.32 off
      In Stock
      Torque Solution [02 - 21 WRX, 04 - 21 STI] Solid Billet Transmission Mount | TS - SU - 300SB - JDMuscleTransmission MountstqsTS-SU-300SB
      Torque Solution

      Solid Billet Transmission Mount

      Fits: 02-21 WRX, 04-21 STI

      $16400$183.32 Save $19.32
    • Up to $291 off
      In Stock
      ACT [17-25 Civic/Si HD/Perf, 18-20 Accord Sport 1.5T, 23+ Integra A-Spec] Street Sprung Clutch Kit - JDMuscleClutchesactHC10-HDSS
      ACT

      Street Sprung Clutch Kit

      Fits: 17-25 Civic/Si HD/Perf, 18-20 Accord Sport 1.5T, 23+ Integra A-Spec

      $1,24200$1,533.00 Save $291
      Pay over time · Est. $38.81/payment
      ⓘ

      Illustrative estimate only, not a financing quote or guaranteed offer. Actual payments, frequency and terms vary by provider and eligibility. Taxes, shipping and add-ons are excluded.

    • In Stock
      Driveshaft Shop 800hp CV Axle Upgrade Rear Subaru STI 2004-2007 | RA8528X4-V2 - JDMuscleDrive AxlesdssRA8528X4-V2
      Driveshaft Shop

      800hp CV Axle Upgrade Rear Subaru STI 2004-2007 | RA8528X4-V2

      Only 10 left
      $85849
      Pay over time · Est. $26.83/payment
      ⓘ

      Illustrative estimate only, not a financing quote or guaranteed offer. Actual payments, frequency and terms vary by provider and eligibility. Taxes, shipping and add-ons are excluded.

    A Build That Handles Real Power

    When your horsepower increases, your factory components can become a limitation. Buying a well-matched performance drivetrain setup lessens drivetrain loss, improves throttle response, and maintains traction. An upgraded clutch isn’t just about a drive being smoother. It increases holding capacity, and lightweight flywheels improve rev response. The best part? Strengthened axles give confidence, especially under hard launches.

    For vehicles equipped with an all-wheel drivetrain, balanced torque distribution and reinforced components are critical. Differentials and driveshaft upgrades maintain stability while putting down power efficiently.

    Upgrade Strength, Precision & Reliability

    A complete performance drivetrain upgrade isn’t just about handling more power, it’s about refining how that power feels. Enhanced bushings, mounts, and hardware reduce flex and vibration, creating a tighter, more connected driving experience.

    Components like a performance clutch kit or reinforced rear driveshaft improve durability under aggressive driving conditions. When properly selected, these upgrades work together to reduce wheel hop, improve engagement feels, and maximize traction. At JDMuscle, we source drivetrain components from trusted brands known for track-tested reliability and street-proven longevity.

    Whether you’re planning a mild bolt-on setup or a fully built motor, upgrading your performance drivetrain ensures your vehicle is ready for the next level. 

    FAQs

    What does the drivetrain include?

    The drivetrain includes all components that transfer power from the engine to the wheels. So that means: your clutch, transmission, driveshaft, axles, and differentials are all part of the drivetrain.

    How do I know if I need drivetrain upgrades?

    If you’ve increased horsepower or torque, experience clutch slip or drivetrain vibration, or plan to launch your vehicle explosively, upgrading your drivetrain components is a must.

    Do you offer fast shipping?

    Of course! JDMuscle ships the same day on most in-stock items, and that includes Saturdays too! So you can get your parts quickly and keep your build moving.

    What if the part doesn’t fit my vehicle?

    Sometimes, no matter how much you research, the right parts aren’t what you’ve ordered. To make this process easier, we do offer a Garage feature where you can see if the part you’ve ordered is what you need for your car model. But we also offer an easy return policy and responsive customer support to make exchanges or returns simple and stress-free!