Active Autowerke Headers E9X N52 (Part No. 11-022)


The Active Autowerke N52 Performance Exhaust Header is specifically designed for BMW chassis which utilize the N52 inline 6-cylinder engine. With this performance header for the N52, you will be able to increase the exhaust flow of your BMW while gaining additional power – something that is difficult to accomplish on these vehicles.

This header was engineered to promote optimum flow and eliminate any restrictions that could possibly rob the engine of extra horsepower. Available for a number of BMW applications, the Active Autowerke N52 Performance Exhaust Header should be one of the first upgrades owners elect to make. Not to mention, the tremendous effects can be felt almost immediately.

Key Features:

  • Dyno-Proven 20+ WHP gains over stock manifold
  • Improved power & torque curves throughout entire RPM range
  • Available for Coupe, Convertible, & Sedan
  • Designed for RACE and/or TRACK USE
  • 100% 304 Brushed Stainless Steel finish
  • Mandrel-bent tubing for a smooth & unrestricted flow
  • Each header test fitted on N52 Header jig
  • Guaranteed to fit on BMW E9X 328i w/N52 engine
  • Includes all gaskets needed for installation
  • Two-year Limited Warranty



  • 128i Coupe or Convertible


  • 325i/325xi Sedan, Coupe, or Convertible
  • 328i/328xi Sedan, Coupe, or Convertible
  • 330i/330xi Sedan, Couple, or Convertible

Looking for more power for your N51/N52 BMW? Check out our Rockett Speed E9X N52 Stage 1 Performance Package!


Additional information

Weight22 lbs
Dimensions30 × 25 × 9 in


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