Evolve LHD 4-1 Stepped Medusa Manifolds - BMW E39 M5 M240i Most E90/E92/E93 M3’s will produce

Most E90/E92/E93 M3’s will produce in the region of 405-415 hp on our dyno

These cars lack low down torque despite being a 4

Elimination of troublesome MAF's

while also adding a unique character line to the rear spoiler not found in BMW’s own Performance boot spoiler

Air Mass Sensor delete (Alpha-N)

Evolve LHD 4-1 Stepped Medusa Manifolds - BMW E39 M5 M240i Most E90/E92/E93 M3’s will produceFOR LEFT HAND DRIVE CARS ONLY The largest major restriction point of the E39 M5 S62 V8 engine is the exhaust manifolds headers. Changing the exhaust system without changing the headers gives no gain in power. In fact, changing the header back system gives little if any power gain! The factory items are very poorly designed and looking at them it is clear funds were saved in the department. No other M Power car has ever had headers as poorly designed