BMW E9X 328i / 330i BMW E82 128i N51, N52 Performance Tune Software by BMW tuner, Active Autowerke 340 Active Autowerke S58 Signature Downpipes

Active Autowerke S58 Signature Downpipes Benefits

May allow more spark advance for increase power and efficiency

These downpipes are for the F10 model M5 and M6 V8 cars only

The connection to the throttle body is a CNC machined part to duplicate the factory fit as well making a tight

BMW E9X 328i / 330i BMW E82 128i N51, N52 Performance Tune Software by BMW tuner, Active Autowerke 340 Active Autowerke S58 Signature DownpipesActive Autowerke BMW 328i 128i Performance Tune Software ***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*** Through careful remapping to the BMW DME, Active Autowerke has increased the horsepower and torque by over 15 and 12 respectively