BMW E46 M3 S54 Long Tube Header System G90 ARP Custom Age 625+ Head

ARP Custom Age 625+ Head Stud Kit

BMW 650i Gran Coupe V8 (4

Manley H-Beam Connecting Rods for BMW B46 Engines – Available at 5150 AutoSport

Stroke: 87

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BMW E46 M3 S54 Long Tube Header System G90 ARP Custom Age 625+ HeadBMW E46 M3 S54 Long Tube Header System Stainless Steel Performance Upgrade Maximize the power and sound of your BMW E46 M3 with a high performance long tube header system designed for the 3. 2L S54 engine. This system enhances exhaust flow, improving horsepower, torque, and throttle response. Built with precision engineered 1 3 4" primary tubes, it is a direct bolt on to your existing axle back exhaust for a seamless installation. Product Features: