FREE SHIPPING* On Orders Over $199 within 48 States
Shop in Confidence with Our Price Protection Program!
The 1% Award · Auto Parts Store of the Year 2026
Clear Car Save Vehicle
  • Cobb [02 - 07 WRX, 04 - 21 STI] TD05H - 20G - 8 Turbocharger | E1120G - JDMuscleTurboscobbE1120G
  • Cobb [02 - 07 WRX, 04 - 21 STI] TD05H - 20G - 8 Turbocharger | E1120G - JDMuscleTurboscobbE1120G
  • Cobb [02 - 07 WRX, 04 - 21 STI] TD05H - 20G - 8 Turbocharger | E1120G - JDMuscleTurboscobbE1120G
  • Cobb [02 - 07 WRX, 04 - 21 STI] TD05H - 20G - 8 Turbocharger | E1120G - JDMuscleTurboscobbE1120G
  • Cobb [02 - 07 WRX, 04 - 21 STI] TD05H - 20G - 8 Turbocharger | E1120G - JDMuscleTurboscobbE1120G
  • Cobb [02 - 07 WRX, 04 - 21 STI] TD05H - 20G - 8 Turbocharger | E1120G - JDMuscleTurboscobbE1120G
  • Cobb [02 - 07 WRX, 04 - 21 STI] TD05H - 20G - 8 Turbocharger | E1120G - JDMuscleTurboscobbE1120G
  • Cobb [02 - 07 WRX, 04 - 21 STI] TD05H - 20G - 8 Turbocharger | E1120G - JDMuscleTurboscobbE1120G
  • Cobb [02 - 07 WRX, 04 - 21 STI] TD05H - 20G - 8 Turbocharger | E1120G - JDMuscleTurboscobbE1120G
  • Cobb [02 - 07 WRX, 04 - 21 STI] TD05H - 20G - 8 Turbocharger | E1120G - JDMuscleTurboscobbE1120G
  • Cobb [02 - 07 WRX, 04 - 21 STI] TD05H - 20G - 8 Turbocharger | E1120G - JDMuscleTurboscobbE1120G

COBB Tuning

COBB Tuning Be the first one to review

TD05H-20G-8 Turbocharger

Fits: 02-07 WRX, 04-21 STI

$1,47000
Earn $29.40 In JDMuscle Rewards!
30 in stock
Financing available starting $45.93 /month and as low as 0% APR.

Auto Parts Store of the Year 2026

COBB Tuning TD05H-20G-8 Turbocharger
Fits: 02-07 WRX, 04-21 STI
Be the first one to review

Estimated Shipping Widget will be displayed here!

Profile Avatar

Talk to an Enthusiast

Verify Fitment & Product Recommendations

M-F 8:30AM - 5:00PM

(866) 833-3536 Email

Fitment

Please Note: COBB confirmed applications include 2008-2014 Impreza WRX STI hatchback and sedan with manual transmission (USDM and ADM), 2015-2021 WRX STI sedan with manual transmission (USDM and ADM), 2018 WRX STI Type RA, and 2019 WRX STI S209. The catalog fitment for this product also includes 2002-2007 Subaru WRX; verify exact market, body style, and transmission requirements in the manufacturer application guide before ordering.
  • 2004–2021 Subaru | WRX STI
  • 2002–2007 Subaru | WRX

Description

The Cobb Tuning TD05H-20G-8 Turbocharger is a responsive single-scroll upgrade designed to increase top-end power while maintaining strong low- and mid-range response for compatible Subaru WRX and STI applications.

  • 20G compressor housing with 68 mm billet wheel
  • 8 cm² TD05H turbine housing with 55.8 mm wheel (TD05H)
  • Sleeve-bearing turbocharger with 360° thrust bearing and modified oiling strategy for greater thrust capacity
  • Offset compressor outlet provides additional clearance around the throttle-by-wire connector
  • Compressor: 52.5 mm inducer and 68 mm exducer
  • Turbine: 55.8 mm inducer and 49.2 mm exducer
  • 640 CFM airflow, 0.57 A/R, and 1 Bar actuator
  • Official confirmed applications include 2008-2014 Impreza WRX STI hatchback and sedan manual-transmission applications, 2015-2021 WRX STI sedan manual-transmission applications, 2018 WRX STI Type RA, and 2019 WRX STI S209; catalog fitment also includes 2002-2007 WRX
  • Warranty: Cobb MFG Warranty
  • References: https://www.cobbtuning.com/products/turbo/cobb-subaru-20g-turbocharger

Shipping and Delivery

Review our Shipping Policy for delivery details, shipping costs and exclusions.

Warranty and Support

Limited Manufacturer Warranty

Return and Refund

Eligibility, exclusions, applicable fees and exceptions are detailed in our Return Policy. Restrictions apply to special-order and custom products.

Proposition 65

Proposition 65 Warnings: cancer and reproductive harm www.p65warnings.ca.gov