Active Autowerke E46 328 Supercharger Kit Level 1 x4m The stock S55 midpipe is

The stock S55 midpipe is a dual pipe system from each turbo that leads to the rear muffler

Up to 73 Ft lbs gains : Rear wheel FT/LBs measured on the dyno

This variant includes a 4" high flow GESI catalytic converter that will NOT produce a CEL

These premium V-ribbed belts are designed with aramid fiber loaded stock to provide the longest possible service life with the lowest possibel noise characteristics

You will feel like you are driving a true M-car again

Active Autowerke E46 328 Supercharger Kit Level 1 x4m The stock S55 midpipe is***Before your order ships you MUST sign and return the Off Road Use Only Waiver available HERE. Please email, fax or take a photo of the completed form. You can email it to your sales rep or to info@activeautowerke. com and you can fax it to us at (305) 253 8921*** Active Autowerke's 328i supercharger kit provides a much needed boost in horsepower to your E46 328. Specifically designed to run with 91 93 octane pump fuel and your factory ECU, this