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Ships within 48 hours · Estimated delivery Aug 19 - Aug 24
increasing power and torque
Software tuning of vehicle is NOT required
The benefits are most noticed during back to back runs at higher boost levels where the factory cooling capacity can be overwhelmed resulting in ignition timing pull and reduced turbo efficiency
if an intake manifold signal is installed
M4 Designed Carbon Fiber Spoiler E93 Edition N55 increasing power and torqueDescription Spoiler Compatibility: 2007 2013 E93 Convertible Not compatible with Coupe Editions Build Material: fiber reinforced polymer & glossy carbon fiber overlay
