Application Note: 2018 is a split year, WRX with Vin# BEFORE with J*806877 will use this kit
Made from 6061-T6 aircraft grade billet aluminum with a replaceable high-carbon steel friction surface and an OEM steel ring gear secured by bolts, Clutch Masters flywheels are some of the finest available on the market. Each unit is certified to meet SFI Spec 1.1 or 1.2 and is backed by a limited lifetime warranty.