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JE Pistons forged piston set for the 2006 Civic Si K20A2/A3, bore 90mm (+4.0), 9.0:1 compression, asymmetrical FSR design. Made 100% in the USA from 2618 aluminum, these pistons use JE's proprietary Forged Side Relief forging and are engineered for durability and optimized performance in racing and high-demand applications. Kit includes premium wrist pins, locks and JE Pro Seal piston rings, with application-specific coatings and features where specified.
JE Pistons 06 Civic SI K20A2/A3 Bore (90mm) Size (+4.0) CR (9.0:1) Asymmetrical FSR Piston Set of 4
