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 [08 - 21 WRX/STI, 09 - 13 FXT] Rear Differential to Subframe Mount Bushing Kit - JDMuscleBushing KitscobbCB-3201K
  • COBB [08 - 21 WRX/STI, 09 - 13 FXT] Rear Differential to Subframe Mount Bushing Kit - JDMuscleBushing KitscobbCB-3201K
  • COBB [08 - 21 WRX/STI, 09 - 13 FXT] Rear Differential to Subframe Mount Bushing Kit - JDMuscleBushing KitscobbCB-3201K

COBB Tuning

COBB Tuning Be the first one to review

COBB Rear Differential to Subframe Mount Bushing Kit

Fits: 08-21 WRX/STI, 18 Type RA, 19 S209, 09-13 Forester XT

$10600
Earn $2.12 In JDMuscle Rewards!
Low stock! Only 4 left
Financing available starting $3.31 /month and as low as 0% APR.

Auto Parts Store of the Year 2026

COBB Tuning COBB Rear Differential to Subframe Mount Bushing Kit
Fits: 08-21 WRX/STI, 18 Type RA, 19 S209, 09-13 Forester XT
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 CB-3201K manufacturer-confirmed fitment: 2008-2021 Subaru WRX and WRX STI, including 2018 STI Type RA and 2019 STI S209, plus 2009-2013 Subaru Forester XT, with transmission and market applications listed by COBB. Rear differential-to-subframe polyurethane bushing kit, 85A durometer.
  • 2009-2013 Subaru | Forester XT
  • 2008–2021 Subaru | WRX
  • 2008–2021 Subaru | WRX STI
  • 2018 Subaru | WRX STI Type RA

Description

The COBB Rear Differential-to-Subframe Mount Bushing Kit secures the rear differential to the subframe with 85A polyurethane bushings, reducing differential movement and torque twist while maintaining controlled noise and vibration for street and performance use.

  • Fits 2008–2021 Subaru WRX and WRX STI
  • Also fits 2018 Subaru STI Type RA, 2019 Subaru STI S209, and 2009–2013 Subaru Forester XT
  • 85A proprietary polyurethane construction
  • Reduces flex and improves power transfer under load
  • Direct replacement for the rear differential-to-subframe bushings
  • Product code: CB-3201K
  • References: COBB Rear Differential-to-Subframe Mount Bushing Kit product page

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