JE Ultra Series forged pistons for the Audi TT RS 2.5 TFSI (set of 5, 82.5mm bore) are built for high-boost, power-adder engine environments. Ultra Series use JE’s Aligned Grain Flow forging for elevated tensile strength, and include thermal barrier crown coating, skirt coating, lateral gas ports, optimized pin oiling, and high-strength wrist pins. These pistons are supplied with high-level features tailored to demanding boosted builds and are made in the USA.
JE Pistons Audi TT RS 2.5 TFSI 5-Cyl Ultra Series 82.5mm Bore Piston Kit (Set of 5)