CP Replacement Piston Ring Subaru WRX / STI EJ257/EJ255 2004-2021

CP Piston Rings are available for sale individually. They are specifically designed for CP Pistons used in Subaru WRX, STI, Forester XT, Outback XT, and Legacy GT. Each ring is for one piston, and you'll need a quantity of 4 to complete a full set.

These CP piston rings are easy to use. First, make sure your engine is turned off and cooled down. Then, carefully install the rings on the pistons. Remember, you need 4 rings for a full set. Only use these rings with CP Pistons in your Subaru WRX, STI, Forester XT, Outback XT, or Legacy GT. For maintenance, check the rings regularly for wear and tear. If you notice any issues, replace the rings promptly to keep your engine running smoothly.