CP Piston & Ring Set for Subaru EJ20 WRX - Bore (92.5mm) - Size (+0.5mm) - Compression Ratio (8.5)

CP Piston & Ring Set for Subaru EJ20 WRX - Bore (92mm) - Size (Standard) - Compression Ratio (8.5)

CP Piston & Ring Set for Subaru EJ20 WRX - Bore 93mm - Size +1mm - CR 8.5 (Single Piston)

CP Piston & Ring Set for Nissan RB25DET - Bore (87.0mm) - Size (+1.0mm) - Compression Ratio (8.5)