85 mm bore size results in a displacement of 3303 cc

- Improved Throttle Response

Utilizes Advanced 3D Scanning and Rapid Prototype Technology to Ensure Precise Fitment and Optimal Utilization of Surface Area

Using studs may require a line hone to ensure proper fitment and alignment

One of the main advantages of the PMU is continuous current sensing and self-resetting functionality if current exceeds the defined level

5150 AutoSport Turbo Exhaust Manifold, BMW S54 Flange Type:V-Band 85 mm bore size resultsOur 5150 AutoSport Turbo Exhaust Manifold header designed for the BMW E46 M3 S54 engines features an equal length design with a single port wastegate which enhances exhaust gas flow and promotes quicker turbocharger response. This design facilitates quick spool and overall power delivery, resulting in improvements across the entire power band, including mid and top end power. Our product has been tried and tested by customers worldwide for many years,