JE Pistons Subaru EJ25 Ultra Series 99.50mm Bore Dia -16.5cc 8.5:1 - Piston Set fits_2011-2012`Ram`3500`SLT~2011-2012`Ram`3500`ST pre-assembled internal actuator with boost

pre-assembled internal actuator with boost solenoid for plug-and-play control

Special order item ships within 1-2 business days

5-inch aluminized steel piping paired with heavy-duty 409 stainless steel muffler for rust resistance and strength

Engineered in the USA for exact vehicle-specific fitment and vibration resistance

JE Pistons Subaru EJ25 Ultra Series 99.50mm Bore Dia -16.5cc 8.5:1 - Piston Set fits_2011-2012`Ram`3500`SLT~2011-2012`Ram`3500`ST pre-assembled internal actuator with boostJE Pistons Ultra Series pistons for sport compact and euro 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.