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Centre exhaust + "X-Pipe" STEEL 409
No modifications
the majority of the exhaust gases route through the muffler bypass outlets
The Evolution performance exhaust system for the BMW M3 consists of dual-outlet mufflers
The RS5/RS4 Eventuri intake system uses their Patent Pending pre-preg carbon fibre housings which provide an aerodynamically efficient airflow path from the filters to the throttle bodies
Evolve Remap - BMW E46 M3 Akrapovic Centre exhaust + "X-Pipe" STEELThis ECU remap is for installation at Evolve 2009 saw further development and something completely new for the S54 engine to allow real power gains. Many claims to 15 30hp+ have been made over the years, but nothing ever materialised. The E46 M3 S54 engine responds well to the right type of ECU software. Conventional methods of advancing the ignition timing under full load has little effect. This is what the industry has seen over the years with no