BMW 1 Series Coupe Forum / 1 Series Convertible Forum (1M / tii / 135i / 128i / Coupe / Cabrio / Hatchback) (BMW E82 E88 128i 130i 135i) - View Single Post - Tuners: any plans to develop a drone-free exhaust for 1M?

Sheil · 07-30-2012, 05:05 AM

I have N55 mids with Akra slip-ons + wifi and no more drone. With valves closed it's a pleasure to cruise on the freeway! No noise whatsoever!

07-30-2012, 05:05 AM	#6
Sheil Private First Class 25 Rep 147 Posts Drives: 1M Coupe Join Date: Feb 2012 Location: Switzerland iTrader: (0) Garage List 2011 BMW 1M [10.00]	I have N55 mids with Akra slip-ons + wifi and no more drone. With valves closed it's a pleasure to cruise on the freeway! No noise whatsoever!
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