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Vehicle Set: Click here to shop 15-20 Subaru WRX STI parts.

15-20 Subaru WRX STI Pulleys - Crank, Underdrive

Want to modify or upgrade your 2015-2020 Subaru WRX STI with aftermarket crank, underdrive pulleys? At OGTuners.com we have a great selection of aftermarket performance parts for your Subaru WRX STI. We have 8 crank, underdrive pulleys parts available in our store with free shipping to the Continental US.


Gates Aftermarket Parts

Gates Idler Pulleys

Gates Idler Pulleys T42024
$125.55
T42024
Gates Subaru EJ20 2.0L EJ25 2.5L Cam Idler Sprocket
OUT OF STOCK
2015-2015 Subaru WRX STI Base / Launch Edition / Limited
Gates Aftermarket Parts

Gates Timing Idler Pulley

Gates Timing Idler Pulley T41239
$91.10
T41239
Gates Subaru EJ20 2.0L EJ25 2.5L Right Hand Cam Timing Idler Pulley
OUT OF STOCK
2015-2015 Subaru WRX STI Base / Launch Edition / Limited
Gates Timing Idler Pulley T42194
$105.26
T42194
Gates Subaru EJ20 2.0L EJ25 2.5L Lower & Upper Left Cam Timing Idler Pulley 2 Required
OUT OF STOCK
2015-2015 Subaru WRX STI Base / Launch Edition / Limited
Go Fast Bits Aftermarket Parts

Go Fast Bits Pulley Kits

Go Fast Bits Pulley Kits 2014
$328.50
2014
GFB 08+ WRX/STi / 09+ Forester / 03-09 LGT 3 pc Underdrive/Non-Underdrive Pulley Kit
IN STOCK
2015-2015 Subaru WRX STI Launch Edition
2015-2020 Subaru WRX STI Base / Limited
2016-2016 Subaru WRX STI Series.HyperBlue
2018-2018 Subaru WRX STI Type RA
2019-2019 Subaru WRX STI S209
Go Fast Bits Aftermarket Parts

Go Fast Bits Pulleys

Go Fast Bits Pulleys 2009
$161.10
2009
GFB 02-10+ WRX/STI Crank Pulley (Not Under-Drive)
IN STOCK (5+)
SHIPS FROM MANUFACTURER
(Last checked: 11/04/2025)
Shipping times vary by Manufacturer
(Can take days or weeks, contact us for an ETA)
2015-2015 Subaru WRX STI Launch Edition
2015-2020 Subaru WRX STI Base / Limited
2016-2016 Subaru WRX STI Series.HyperBlue
2018-2018 Subaru WRX STI Type RA
2019-2019 Subaru WRX STI S209

Torque Solution Alternator Pulleys

Torque Solution Alternator Pulleys TS-SU-440BK-K
$153.38
TS-SU-440BK-K
Torque Solution Reversed Intake Manifold Alternator Relocation Bracket Kit: 02-14 Subaru WRX
IN STOCK
2015-2015 Subaru WRX STI Launch Edition
2015-2020 Subaru WRX STI Base / Limited
2016-2016 Subaru WRX STI Series.HyperBlue
Torque Solution Aftermarket Parts

Torque Solution Crank Pulleys

Torque Solution Crank Pulleys TS-SU-207A
$107.55
TS-SU-207A
Torque Solution Lightweight Crank Pulley: Subaru Impreza/WRX/STi/Legacy/Forester
IN STOCK
2015-2015 Subaru WRX STI Launch Edition
2015-2017 Subaru WRX STI Base / Limited
2016-2016 Subaru WRX STI Series.HyperBlue
Torque Solution Crank Pulleys TS-SU-207b
$140.55
TS-SU-207b
Torque Solution Lightweight Crank Pulley & Install Kit: Subaru Impreza 08-11/ WRX & STi 2008+
OUT OF STOCK
2015-2015 Subaru WRX STI Launch Edition
2015-2017 Subaru WRX STI Base / Limited
2016-2016 Subaru WRX STI Series.HyperBlue