JE Pistons Ultra Series GM Gen V LT1 4.07in Bore/4in Stroke Set of 8 Pistons turn14-atp 25" diameter Cat-Back™ system delivers

25" diameter Cat-Back™ system delivers the aggressive ATAK sound with no drone inside the vehicle

we've replaced the factory rubber sections with mandrel-bent aluminum for significantly increased boost tolerance

Manufacturer Part # : FFIVN-1050S-12

Clutch Kit (2MD) for Toyota Corolla 1993-1997 1

JE Pistons Ultra Series GM Gen V LT1 4.07in Bore/4in Stroke Set of 8 Pistons turn14-atp 25" diameter Cat-Back™ system deliversManufacturer Part # : 360788 Market Description Ultra Series forged pistons from JE are the industry? s strongest, most fully featured pistons available off the shelf. Offered for a wide range of domestic applications from LS to Big Block and HEMI to Ford Modular, Ultra Series pistons feature JE? s proprietary Aligned Grain Flow forging technology providing next level tensile strength ideal for the extreme cylinder pressures of power adder engine