2219 products

  • Perrin [02-25 WRX/STI, LGT, FXT] Pitch Stop Mount-Red | PSP-DRV-101RD
    Up to $17.55 off
    In Stock

    Perrin Pitch Stop Mount-Red

    Fits: 02-25 WRX/STI/LGT/FXT

    Regular price $99.45
    Sale price $99.45 Regular price $117.00
  • Perrin [18-25 WRX without Short Shifter] Shifter Stop - Black | PSP-INR-019
    Up to $6.75 off
    In Stock

    Perrin Shifter Stop - Black

    Fits: 18-25 WRX without Short Shifter

    Regular price $38.25
    Sale price $38.25 Regular price $45.00
  • Perrin [15-25 WRX, 18-23 Crosstrek, 14-18 Forester, 10-17 Legacy, 10-15 LGT, 10-17 Outback] Brass Shifter Bushing Kit | PSP-INR-016
    Up to $5.55 off
    In Stock

    Perrin Brass Shifter Bushing Kit

    Fits: 15-25 WRX, 18-23 Crosstrek, 14-18 Forester, 10-17 Legacy, 10-15 LGT, 10-17 Outback

    Regular price $31.45
    Sale price $31.45 Regular price $37.00
  • Perrin [02-25 WRX/STI, LGT, FXT] Pitch Stop Mount-Black/Silver | PSP-DRV-101
    Up to $17.55 off
    In Stock

    Perrin Pitch Stop Mount-Black/Silver

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

    Regular price $99.45
    Sale price $99.45 Regular price $117.00
  • COBB [15 - 26 WRX] Shifter Stop - JDMuscleShort Throw Shifterscobb244600

    In Stock

    COBB Shifter Stop

    Fits: 15-26 WRX

    Regular price $58.00
    Sale price $58.00 Regular price $58.00
  • Kartboy [04-21 STI] Short Shifter and Bushing Combo | KB-001-6COMBO

    Kartboy Short Shifter and Bushing Combo | KB-001-6COMBO

    Fits: 04-21 STI

    Regular price $274.00
    Sale price $274.00 Regular price $274.00
  • Perrin [02-25 WRX/STI, LGT, FXT] Pitch Stop Mount-Neon Yellow | PSP-DRV-101NY
    Up to $17.55 off
    In Stock

    Perrin Pitch Stop Mount-Neon Yellow

    Fits: 02-25 WRX/STI/LGT/FXT

    Regular price $99.45
    Sale price $99.45 Regular price $117.00
  • Perrin [02-25 WRX/STI, LGT, FXT] Pitch Stop Mount-Blue | PSP-DRV-101BL
    Up to $17.55 off
    In Stock

    Perrin Pitch Stop Mount-Blue

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

    Regular price $99.45
    Sale price $99.45 Regular price $117.00
  • Mishimoto Shift Knob - Universal
    Up to $7.05 off
    In Stock

    Mishimoto Shift Knob - Universal

    Only 19 left
    Regular price From $50.95
    Sale price From $50.95 Regular price $56.00
  • Perrin [15-21 WRX/STI] Clutch Line | PSP-BRK-305
    Up to $9.90 off
    In Stock

    Perrin Clutch Line

    Fits: 15-21 WRX/STI

    Regular price $56.10
    Sale price $56.10 Regular price $66.00
  • COBB [15 - 26 WRX] Stage 1 Drivetrain Package | SUB0DT0110 - JDMuscleShifter and Bushing ComboscobbSUB0DT0110

    In Stock

    COBB Stage 1 Drivetrain Package

    Fits: 15-26 WRX

    Regular price $193.00
    Sale price $193.00 Regular price $193.00
  • Perrin [15-25 WRX / 10-17 Legacy / 18-23 Crosstrek] Manual Shifter Stop Black Anodized | PSP-INR-018
    Up to $6.75 off
    In Stock

    Perrin Manual Shifter Stop Black Anodized

    Fits: 15-25 WRX, 10-17 Legacy, 18-23 Crosstrek

    Regular price $38.25
    Sale price $38.25 Regular price $45.00
  • COBB [15 - 26 WRX] Adjustable Shifter Plate | 244320 - JDMuscleShort Throw Shifterscobb244320

    In Stock

    COBB Adjustable Shifter Plate

    Fits: 15-26 WRX

    Regular price $126.00
    Sale price $126.00 Regular price $126.00
  • Perrin [15-21 WRX/STI] Pitch Stop Mount Brace Black | SP-DRV-112BK
    Up to $52.80 off
    In Stock

    Perrin Pitch Stop Mount Brace Black | SP-DRV-112BK

    Fits: 15-21 WRX/STI

    Only 3 left
    Regular price $299.20
    Sale price $299.20 Regular price $352.00
  • Perrin [15 - 17 WRX w/ OEM Shifter] Super Shifter Stop | PSP - INR - 020 - JDMuscleShort Throw ShiftersperPSP-INR-020
    Up to $7.65 off
    In Stock

    Perrin Super Shifter Stop

    Fits: 15-17 WRX w/ OEM Shifter

    Regular price $43.35
    Sale price $43.35 Regular price $51.00
  • Whiteline [08-25 WRX, 08-21 STI, 05-13 LGT, 09-13 FXT, 12-16 Impreza, 13-17 Crosstrek] Gearbox Positive Shift Kit | KDT901

    Whiteline Gearbox Positive Shift Kit

    Fits: 08-26 WRX, 08-21 STI, 05-13 LGT, 09-13 FXT, 12-16 Impreza, 13-17 Crosstrek

    Regular price $77.88
    Sale price $77.88 Regular price $77.88

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. 

Frequently Asked Questions

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!