Subaru OEM Piston Ring Set (Type RA) 99.50mm Subaru STI 2008-2021 | 12033AD440 Model3_2018-2022 Increasing the diameter of your

Increasing the diameter of your sway bars will have two main effects

resulting in a lightweight wheel

2022-2025 BRZ/GR86

Optimized TPS Response Curve

The iBR Secondary Injection controller kit is designed to provide an easy plug-and-play solution for increasing the max fueling on the FA20DIT platform

Subaru OEM Piston Ring Set (Type RA) 99.50mm Subaru STI 2008-2021 | 12033AD440 Model3_2018-2022 Increasing the diameter of yourProduct Fitment: 2008 2021 Subaru STI This is a set of 4 replacement genuine Subaru OEM piston rings 99. 50mm for your Type RA pistons. 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