Here, you are looking at the Company23 FA / FB Engine Valve Spring Compressor Patent PendingFeatures: Utilizes our proven EJ design with a new single piece FA/FB head plate Access all valves per head with one plate install Compresses valve springs with the head on the bench or on the engine in the car Allows easy replacement of valve stem seals, valves, springs, and retainers Officially approved valve spring compressor for standard and beehive GSC Power Division valve springs Will not slip or damage head like universal clamp compressors Roller ball thrust bearing provides smooth operation even with uprated performance valve springs Included magnetic screwdriver makes installation and removal of valve keepers easy Used in place of factory tool #99850AA000, #99850AA020 and #99850AA030 Works with: 2011 - 2014 Forester 2014 - 2018 Forester XT 2012 - 2014 Impreza 2013 - 2014 XV/Crosstrek 2015 - 2021 WRX 2013 - 2014 Outback 2013 - 2022 Legacy 2013 - 2016 BRZ/FRS/GT86