AA SC Kit w/ Rotrex Blower Level 1 (E46 M3) (AA Part No. AASC-E46M3L1-SMG)


Since getting their start in 1981, Active Autowerke has earned a well-respected reputation in the BMW community for engineering high-quality power solutions for popular BMW models. This supercharger kit will produce 468 BHP and 363 ft.lbs. of torque on your BMW, while retaining platform integrity and daily driveability. Unique to the design of the Rotrex supercharger is the traction drive system, which eliminates the lag often found in other centrifugal supercharger setups. Power delivery is smooth and dependable, and 100% reversible to stock if you so choose, since each system is designed as a self-contained unit.


  • Rotrex C38-81 trim supercharger Active Autowerke intake manifold
  • Active Autowerke 8-rib pulley system
  • Active Autowerke Generation 7 Intake Manifold w/ Dual By Pass Valve
  • Front-mounted air-to-air intercooler
  • High-performance Active Autowerke bypass valve
  • Larger high-flow fuel injectors
  • Active Autowerke mass air meter housing
  • Supercharger oil cooler
  • Colder heat-range spark plugs
  • 75mm supercharger pulley
  • K&N air filter
  • Gen 3 Active Autowerke Alpha-N custom software
  • All mounting hardware, plumbing, hoses and clamps
  • 2 Year Warranty with free tech support

Additional information

Weight75 lbs
Dimensions37 × 23 × 23 in

478 BHP @ 7600 rpm


363 ft/lbs @ 5250 rpm

Boost Level

7.0 psi


4.3 sec

Top speed


1/4 mile

12.5 sec @ 113 mph


There are no reviews yet.

Be the first to review “AA SC Kit w/ Rotrex Blower Level 1 (E46 M3) (AA Part No. AASC-E46M3L1-SMG)”

Your email address will not be published. Required fields are marked *

2001 - 2006BMWM3 (E46)3.2L L6