JE Pistons Subaru EJ25 Ultra Series 100mm Bore Dia -17.3cc 8.5:1 0.905in Pin - Piston Set | 361329 vendor_Company23 Part #: 3797956518SP

Part #: 3797956518SP

Release bearing included

Part #: AFF12090511432MB

These are muffler deletes that have been designed to reduce weight and to relieve your vehicle of any exhaust restriction found in the OEM muffler

Street car

JE Pistons Subaru EJ25 Ultra Series 100mm Bore Dia -17.3cc 8.5:1 0.905in Pin - Piston Set | 361329 vendor_Company23 Part #: 3797956518SPFitment Information: Subaru WRX 2004 2014 Subaru STI 2004 2021 Part #: 361329 JE Pistons Ultra Series pistons for sport compact applications combine all of the best, most desirable piston features, such as thermal barrier crown coating, lateral gas ports, thick wall wrist pins, and a revolutionary new forging technology for the ultimate in strength. Premium, gas nitrided carbon steel rings are included.