and greater tensile strength—perfect for performance enthusiasts and track applications

The durable steel heat shields are powder coated in a sleek micro-wrinkle black finish to withstand the harshest environments while adding to the aggressive styling of the G8X engine bay

Dual-Pass Flow Structure Allows the Coolant to Flow Across the Core of the Radiator Two Times Before Exiting the Radiator for the Lowest Outlet Temperature Possible (OEM Style Design)

The stock temperature sensor O-ring might not adequately seal if re-installed

our skilled craftsmen rebuild the engine with precision and care

5150 AutoSport Factory+ Rebuild Kit, BMW M20 Engine:M20B23 and greater tensile strength—perfect forPlease note: All engine modifications should be performed by a qualified professional to ensure a proper and safe installation process and a reliable, optimally performing engine.