Active Autowerke E46 M3 Prima PLUS + Supercharger with 600 horsepower UPGRADE Kit E36 exhaust gases exit the turbochargers

exhaust gases exit the turbochargers more efficiently—helping the turbos spool faster and reducing exhaust backpressure

year-1993-make-bmw-model-325i

The factory E9X M3 muffler features a Noise Canceling Chamber inside the muffler and Active Autowerke has retained this feature by adding two custom Active Autowerke noise canceling chambers (NCC)on each muffler to reduce/minimize the drone (the 'booming' noise some muffler emit at cruising speeds

year-2015-make-bmw-model-m235i

Active Autowerke E46 M3 Prima PLUS + Supercharger with 600 horsepower UPGRADE Kit E36 exhaust gases exit the turbochargersActive Autowerke E46 M3 PRIMA PLUS + SC with 600 horsepower UPGRADE KIT ***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*** As producer of one of the finest working supercharger systems for the BMW E46 M3, Active Autowerke is proud