JE Ultra Series pistons for Toyota 3S-GTE applications are a set of four forged pistons with a 3.425 in bore and 9.00:1 compression, offered in an inverted dome/dish profile. Ultra Series features JE's Aligned Grain Flow forging, thermal barrier crown coating, skirt coating, optimized pin oiling, high-strength wrist pins, and lateral gas ports; they are made 100% in the USA and intended for high-boost engine builds.
JE Pistons Toyota 3SGTE Ultra Series - Set of 4 Pistons