Subaru OEM Rear Differential Axle Shim (.25) WRX 02-21 / STI 04-21 | 383475202 Vehicle Model_Z RZ34 Part #: D1-88551-35-MBK

Part #: D1-88551-35-MBK

Pilot holes will remove some of the lip so that that screw doesn't force the material outwards resulting in cracking

race-inspired appearance and can be easily installed using the included automotive-grade double-sided adhesive

This is overall deeper

Now you need to go all the way to ensure that your WRX is seeing maximum charge temp drops

Subaru OEM Rear Differential Axle Shim (.25) WRX 02-21 / STI 04-21 | 383475202 Vehicle Model_Z RZ34 Part #: D1-88551-35-MBKProduct Fitment: 2004 2021 Subaru STI 2002 2021 Subaru WRX 383475202 SHIM Axle Shaft is Part Code 38347 in the diagram Warranty Disclaimer: Subaru of America will only warranty parts installed by a CERTIFIED Subaru Dealership. The part being installed must also match the vehicle VIN. IE If you install an STi block in a WRX at your friends shop, do not expect a warranty claim to come through if it explodes! Please use your best judgement.