Replacement Belt For Active Autowerke E46 323/325 Rotrex C30 SC Kit equal length 5" diameter piping allows for

5" diameter piping allows for maximum power output

while also allowing for optimum flow and resonance by reusing the actuators from the BMW valves

The Active Autowerke N55 downpipe for the M235i

Up to 100 Ft / LBs gains : Rear wheel FT/LBs measured on the dyno

1/8-27NPT suitable for most aftermarket senders currently producedu00a0

Replacement Belt For Active Autowerke E46 323/325 Rotrex C30 SC Kit equal length 5" diameter piping allows forThis is au00a0Replacement Belt for the Active Autowerke E46 323 325 Supercharger Kit with a Rotrex C30 blower. These Premium V Ribbed Belts are designed with aramid fiber loaded stock to provide the longest possible service life with the lowest possible noise charateristics.