2015-2021 Subaru STI Drivetrain Parts & Upgrades
Shop 2015-2021 subaru sti drivetrain parts and performance upgrades at JDMuscle. We carry the top brands with guaranteed fitment for your 2015-2021 Subaru STI.
2015-2021 Subaru STI Drivetrain
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![COBB Rear Shifter Bushing [Multiple Subaru Models] - JDMuscleShifter Bushingscobb211330](//jdmuscleusa.com/cdn/shop/products/cobb-rear-shifter-bushing-multiple-subaru-models-3183365.jpg?v=1770336325&width=220)
![COBB Rear Shifter Bushing [Multiple Subaru Models] - JDMuscleShifter Bushingscobb211330](//jdmuscleusa.com/cdn/shop/products/cobb-rear-shifter-bushing-multiple-subaru-models-3699514.jpg?v=1770336325&width=220)
In StockCobb Tuning Rear Shifter Bushing
Fits: 02-14 WRX/STI, 04-08 Forester XT, 05-09 Legacy GT/Outback XT, 13-26 BRZ/FR-S/GT86/GR86
Regular price $58.00Sale price $58.00 Regular priceUnit price per$58.00 -
![Torque Solution [02-14 WRX, 04-21 STI] Mount Package | TS-SU-250.2 - JDMuscleEngine MountstqsTS-SU-250.2](//jdmuscleusa.com/cdn/shop/products/torque-solution-02-14-wrx-04-21-sti-mount-package-ts-su-2502-9696094.jpg?v=1786515976&width=220)
Up to $93.88 off
In StockTorque Solution Mount Package | TS-SU-250.2
Fits: 02-14 WRX, 04-21 STI
Only 4 leftRegular price $495.00Sale price $495.00 Regular priceUnit price per$588.88 -
![PLM [15-21 WRX/STI] Precision Works Pitch Stop Brace with Clutch Line | PW-PSB-BL-SUB-CL-KIT - JDMusclePitch Stop MountsPW-PSB-BL-SUB-CL-KIT](//jdmuscleusa.com/cdn/shop/products/plm-15-21-wrxsti-precision-works-pitch-stop-brace-with-clutch-line-pw-psb-bl-sub-cl-kit-1730803.jpg?v=1789267809&width=220)
![PLM [15-21 WRX/STI] Precision Works Pitch Stop Brace with Clutch Line | PW-PSB-BL-SUB-CL-KIT - JDMusclePitch Stop MountsPW-PSB-BL-SUB-CL-KIT](//jdmuscleusa.com/cdn/shop/products/plm-15-21-wrxsti-precision-works-pitch-stop-brace-with-clutch-line-pw-psb-bl-sub-cl-kit-5838353.jpg?v=1789267809&width=220)
Up to $99 offPLM Precision Works Pitch Stop Brace with Clutch Line | PW-PSB-BL-SUB-CL-KIT
Fits: 15-21 WRX/STI
Regular price $150.00Sale price $150.00 Regular priceUnit price per$249.00 -
Up to $2 off
In StockACT Pilot Bearing Most Subaru Models | PB1004
Regular price $7.00Sale price $7.00 Regular priceUnit price per$9.00 -
![Competition Clutch [04-21 STI] Stage 2 Clutch Kit | 15030-2100](//jdmuscleusa.com/cdn/shop/products/competition-clutch-stage-2-clutch-kit-subaru-sti-2004-2019-15030-2100-clutches-competition-clutch-comp15030-2100.jpg?v=1614512009&width=220)
In StockCompetition Clutch Stage 2 Clutch Kit | 15030-2100
Fits: 04-21 STI
Only 7 leftRegular price $675.00Sale price $675.00 Regular priceUnit price per$675.00 -
In StockCobb Tuning Stage 2+ Drivetrain Package - Weighted Black Knob + Race Red Lockout
Fits: 04-21 STI 6MT
Only 12 leftRegular price $490.00Sale price $490.00 Regular priceUnit price per$490.00 -
![SuperPro [15 - 25 WRX, 15 - 21 STI, 14 - 17 FXT] Rear Differential Centre Support Void Filler | SPF4297K - JDMuscleTransmission and Differential BushingssprSPF4297K](//jdmuscleusa.com/cdn/shop/files/superpro-15-25-wrx-15-21-sti-14-17-fxt-rear-differential-centre-support-void-filler-spf4297k-2576472.webp?v=1770330018&width=220)
Up to $3.44 off
In StockSuperPro Rear Differential Centre Support Void Filler | SPF4297K
Fits: 15-25 WRX, 15-21 STI, 14-17 FXT
Only 5 leftRegular price $30.99Sale price $30.99 Regular priceUnit price per$34.43 -
![IAG [02 - 26 WRX, 04 - 21 STI] Competition Series Pitch Stop Mount | IAG - DRV - 2210 - JDMusclePitch Stop MountsIAG-DRV-2210BKBushings Not Required](//jdmuscleusa.com/cdn/shop/products/iag-02-26-wrx-04-21-sti-competition-series-pitch-stop-mount-iag-drv-2210-8383716.jpg?v=1770331217&width=220)
![IAG [02 - 26 WRX, 04 - 21 STI] Competition Series Pitch Stop Mount | IAG - DRV - 2210 - JDMusclePitch Stop MountsIAG-DRV-2210BKBushings Not Required](//jdmuscleusa.com/cdn/shop/products/iag-02-26-wrx-04-21-sti-competition-series-pitch-stop-mount-iag-drv-2210-7340841.jpg?v=1770331217&width=220)
In StockIAG Competition Series Pitch Stop Mount
Fits: 02-26 WRX, 04-21 STI
Only 1 leftRegular price From $124.99Sale price From $124.99 Regular priceUnit price per$124.99 -
Up to $8.88 off
In StockTorque Solution 02-21 WRX / 04-21 STI Solid Billet Positive Shift Kit | TS-SU-PSK-SB
Only 9 leftRegular price $80.00Sale price $80.00 Regular priceUnit price per$88.88 -
Up to $3.54 off
In StockTorque Solution Positive Shift Kit | TS-SU-PSK2
Fits: 08-21 WRX/STI
Regular price $52.00Sale price $52.00 Regular priceUnit price per$55.54 -
![Torque Solution [02-25 WRX, 04-21 STI] V3 Billet Pitch Stop Engine Mount | TS-SU-011](//jdmuscleusa.com/cdn/shop/products/torque-solution-v3-billet-pitch-stop-engine-mount-subaru-wrx-2002-2014-sti-2004-2019-engine-mounts-torque-solution-black-tqsts-su-011.jpg?v=1614518869&width=220)
![Torque Solution [02-25 WRX, 04-21 STI] V3 Billet Pitch Stop Engine Mount | TS-SU-011](//jdmuscleusa.com/cdn/shop/products/torque-solution-v3-billet-pitch-stop-engine-mount-subaru-wrx-2002-2014-sti-2004-2019-engine-mounts-torque-solution-2.jpg?v=1614676005&width=220)
Up to $13.10 off
In StockTorque Solution V3 Billet Pitch Stop Engine Mount | TS-SU-011
Fits: 02-26 WRX, 04-21 STI
Regular price From $98.00Sale price From $98.00 Regular priceUnit price per$111.10 -
In StockTorque Solution Billet Reverse Lockout Collar Subaru Models / Universal 12x1.25
Only 2 leftRegular price $20.00Sale price $20.00 Regular priceUnit price per$20.00 -
![Competition Clutch [04-21 STI] Steel Flywheel | 2-721-ST](//jdmuscleusa.com/cdn/shop/products/competition-clutch-forged-steel-flywheel-subaru-sti-2004-2019-2-721-st-clutches-competition-clutch-comp2-721-st.jpg?v=1614512006&width=220)
In StockCompetition Clutch Steel Flywheel
Fits: 04-21 STI
Only 14 leftRegular price $395.00Sale price $395.00 Regular priceUnit price per$395.00 -
![ACT [02-19 WRX/STI] Alignment Tool | AT90](//jdmuscleusa.com/cdn/shop/products/act-alignment-tool-subaru-wrx-sti-2002-2019-at90-clutch-replacement-parts-act-actat90.jpg?v=1614511733&width=220)
Up to $1 off
In StockACT Alignment Tool
Fits: 02-26 WRX/STI
Regular price $4.00Sale price $4.00 Regular priceUnit price per$5.00 -
In StockOVERTAKE Driveshaft Lockdown Kit - Subaru 2008-2026 WRX, 2008-2021 STI, 2013-2026 BRZ / 86
Regular price $128.00Sale price $128.00 Regular priceUnit price per$128.00 -
![OVERTAKE [13-26 BRZ/86,02-26 WRX, 04-21 STI]Driveshaft Carrier Bushings](//jdmuscleusa.com/cdn/shop/files/A10572-overtake-driveshaft-carrier-bearing-bushings-4.gif?v=1770131177&width=220)
In StockOVERTAKE Driveshaft Carrier Bushings
Fits: 13-26 BRZ/86,02-26 WRX, 04-21 STI
Regular price $39.00Sale price $39.00 Regular priceUnit price per$39.00
![COBB Rear Shifter Bushing [Multiple Subaru Models] - JDMuscleShifter Bushingscobb211330](http://jdmuscleusa.com/cdn/shop/products/cobb-rear-shifter-bushing-multiple-subaru-models-3183365.jpg?v=1770336325&width=220)
![COBB Rear Shifter Bushing [Multiple Subaru Models] - JDMuscleShifter Bushingscobb211330](http://jdmuscleusa.com/cdn/shop/products/cobb-rear-shifter-bushing-multiple-subaru-models-3699514.jpg?v=1770336325&width=220)
![Torque Solution [02-14 WRX, 04-21 STI] Mount Package | TS-SU-250.2 - JDMuscleEngine MountstqsTS-SU-250.2](http://jdmuscleusa.com/cdn/shop/products/torque-solution-02-14-wrx-04-21-sti-mount-package-ts-su-2502-9696094.jpg?v=1786515976&width=220)
![PLM [15-21 WRX/STI] Precision Works Pitch Stop Brace with Clutch Line | PW-PSB-BL-SUB-CL-KIT - JDMusclePitch Stop MountsPW-PSB-BL-SUB-CL-KIT](http://jdmuscleusa.com/cdn/shop/products/plm-15-21-wrxsti-precision-works-pitch-stop-brace-with-clutch-line-pw-psb-bl-sub-cl-kit-1730803.jpg?v=1789267809&width=220)
![PLM [15-21 WRX/STI] Precision Works Pitch Stop Brace with Clutch Line | PW-PSB-BL-SUB-CL-KIT - JDMusclePitch Stop MountsPW-PSB-BL-SUB-CL-KIT](http://jdmuscleusa.com/cdn/shop/products/plm-15-21-wrxsti-precision-works-pitch-stop-brace-with-clutch-line-pw-psb-bl-sub-cl-kit-5838353.jpg?v=1789267809&width=220)
![Competition Clutch [04-21 STI] Stage 2 Clutch Kit | 15030-2100](http://jdmuscleusa.com/cdn/shop/products/competition-clutch-stage-2-clutch-kit-subaru-sti-2004-2019-15030-2100-clutches-competition-clutch-comp15030-2100.jpg?v=1614512009&width=220)
![SuperPro [15 - 25 WRX, 15 - 21 STI, 14 - 17 FXT] Rear Differential Centre Support Void Filler | SPF4297K - JDMuscleTransmission and Differential BushingssprSPF4297K](http://jdmuscleusa.com/cdn/shop/files/superpro-15-25-wrx-15-21-sti-14-17-fxt-rear-differential-centre-support-void-filler-spf4297k-2576472.webp?v=1770330018&width=220)
![IAG [02 - 26 WRX, 04 - 21 STI] Competition Series Pitch Stop Mount | IAG - DRV - 2210 - JDMusclePitch Stop MountsIAG-DRV-2210BKBushings Not Required](http://jdmuscleusa.com/cdn/shop/products/iag-02-26-wrx-04-21-sti-competition-series-pitch-stop-mount-iag-drv-2210-8383716.jpg?v=1770331217&width=220)
![IAG [02 - 26 WRX, 04 - 21 STI] Competition Series Pitch Stop Mount | IAG - DRV - 2210 - JDMusclePitch Stop MountsIAG-DRV-2210BKBushings Not Required](http://jdmuscleusa.com/cdn/shop/products/iag-02-26-wrx-04-21-sti-competition-series-pitch-stop-mount-iag-drv-2210-7340841.jpg?v=1770331217&width=220)
![Torque Solution [02-25 WRX, 04-21 STI] V3 Billet Pitch Stop Engine Mount | TS-SU-011](http://jdmuscleusa.com/cdn/shop/products/torque-solution-v3-billet-pitch-stop-engine-mount-subaru-wrx-2002-2014-sti-2004-2019-engine-mounts-torque-solution-black-tqsts-su-011.jpg?v=1614518869&width=220)
![Torque Solution [02-25 WRX, 04-21 STI] V3 Billet Pitch Stop Engine Mount | TS-SU-011](http://jdmuscleusa.com/cdn/shop/products/torque-solution-v3-billet-pitch-stop-engine-mount-subaru-wrx-2002-2014-sti-2004-2019-engine-mounts-torque-solution-2.jpg?v=1614676005&width=220)
![Competition Clutch [04-21 STI] Steel Flywheel | 2-721-ST](http://jdmuscleusa.com/cdn/shop/products/competition-clutch-forged-steel-flywheel-subaru-sti-2004-2019-2-721-st-clutches-competition-clutch-comp2-721-st.jpg?v=1614512006&width=220)
![ACT [02-19 WRX/STI] Alignment Tool | AT90](http://jdmuscleusa.com/cdn/shop/products/act-alignment-tool-subaru-wrx-sti-2002-2019-at90-clutch-replacement-parts-act-actat90.jpg?v=1614511733&width=220)
![OVERTAKE [13-26 BRZ/86,02-26 WRX, 04-21 STI]Driveshaft Carrier Bushings](http://jdmuscleusa.com/cdn/shop/files/A10572-overtake-driveshaft-carrier-bearing-bushings-4.gif?v=1770131177&width=220)