CP Pistons BMW N55B30/S55B30 (6 Cyl) 84mm Bore -9.7cc STD Piston - Set of 6 | SC7700-6

CP Pistons deliver precision engineering for BMW N55 and S55 engines, engineered to exacting OEM specifications. This complete set of six 84mm bore pistons features a -9.7cc dish design optimized for stock compression ratios and factory boost levels. Manufactured from premium aluminum alloy with advanced ring groove geometry, these pistons ensure reliable performance, reduced friction, and extended engine life. Ideal for high-performance builds requiring OEM-equivalent reliability with superior durability. Direct bolt-in replacement for seamless installation.