Carrillo SC7708-6 Forged Piston Set BMW S58B30 3.0L I6 84mm 9.3:1 CR

The Carrillo SC7708-6 is a high-performance forged piston set built for the BMW S58B30 3.0L twin-turbo inline-6 engine, found in modern M-division models from 2019 through 2025 including the M3, M4, X3 M, X4 M, and other S58-powered vehicles. This piston set features a standard 84mm bore with a 9.3:1 compression ratio, matching the factory S58 specifications for reliable performance in high-boost turbocharged applications.

Key Features:

• Forged construction for maximum strength and durability under extreme cylinder pressures
• Standard 84mm bore diameter matches factory S58 specifications
• 9.3:1 compression ratio optimized for forced induction applications
• Designed specifically for BMW S58B30 3.0L twin-turbo engine platform
• Manufactured by CP-Carrillo in Irvine, California using advanced forging techniques

CP-Carrillo pistons are engineered with precision to meet the demands of high-performance street and racing applications. The forged construction provides superior strength compared to cast pistons, while the 9.3:1 compression ratio allows for increased boost levels without detonation concerns. Each piston is manufactured to tight tolerances ensuring proper balance and reliable operation in demanding turbocharged environments.