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 A: High-grade 8740 chrome moly

A: High-grade 8740 chrome moly steel heat-treated to 190

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

Special order item ships within 1-2 business days

3L platforms with full emissions compliance

Black Housing Smoke Lens: Durable ABS construction with smoked polycarbonate lenses resists cracking yellowing for lasting sleek appearance

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 A: High-grade 8740 chrome molyJE 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.