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  • COBB 04 - 21 STI Stage 1 Drivetrain Package | 215X01 - JDMuscleShifter and Bushing Comboscobb215X01
  • COBB 04 - 21 STI Stage 1 Drivetrain Package | 215X01 - JDMuscleShifter and Bushing Comboscobb215X01
  • COBB 04 - 21 STI Stage 1 Drivetrain Package | 215X01 - JDMuscleShifter and Bushing Comboscobb215X01
  • COBB 04 - 21 STI Stage 1 Drivetrain Package | 215X01 - JDMuscleShifter and Bushing Comboscobb215X01
  • COBB 04 - 21 STI Stage 1 Drivetrain Package | 215X01 - JDMuscleShifter and Bushing Comboscobb215X01
  • COBB 04 - 21 STI Stage 1 Drivetrain Package | 215X01 - JDMuscleShifter and Bushing Comboscobb215X01
  • COBB 04 - 21 STI Stage 1 Drivetrain Package | 215X01 - JDMuscleShifter and Bushing Comboscobb215X01

COBB Tuning

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Stage 1 Drivetrain Package

Fits: 04-21 STI 6MT

$28500
Earn $5.70 In JDMuscle Rewards!
50 in stock
Financing available starting $8.90 /month and as low as 0% APR.

Auto Parts Store of the Year 2026

COBB Tuning Stage 1 Drivetrain Package
Fits: 04-21 STI 6MT
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Fitment

Please Note: Official COBB fitment: 2004–2021 Subaru WRX STI with 6-speed manual transmission. Confirmed applications include 2004–2014 Impreza STI and 2015–2021 WRX STI, including the manufacturer-listed USDM and ADM applications, 2018 Type RA, and 2019 S209.
  • 2004–2021 Subaru | WRX STI

Description

The COBB Tuning Stage 1 Drivetrain Package combines a 6-Speed Double Adjustable Short Throw Shifter with front and rear shifter bushings to reduce drivetrain slop while letting you tune shift throw and knob height to your preference.

  • Includes the 6-Speed Double Adjustable Short Throw Shifter
  • Includes Subaru 6-Speed Front Shifter Bushing
  • Includes Subaru Rear Shifter Bushing
  • 95A durometer front bushings
  • 85A durometer rear shifter stay bushing
  • Black anodized aluminum shifter body with laser-etched COBB logo
  • Adjustable throw from 10% longer to 25% shorter
  • Adjustable shift-knob height from 1 inch taller to 1 inch shorter
  • Fits 2004–2021 Subaru WRX STI with 6-speed manual transmission, including the manufacturer-listed USDM and ADM applications
  • Warranty: Cobb MFG Warranty
  • References: COBB official product page

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