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

BBK · 10-22-2011, 10:23 PM

I am not losing this much boost but i am losing about 2Psi when i get over 5200rpm. Does anyone know why this would happen? Im running dps and meth . I can hold 17psi but once it gets to that rpm boost goes below the target of the tune.

10-22-2011, 10:23 PM	#27
BBK Banned 87 Rep 3,070 Posts Drives: A boring one... Join Date: Oct 2008 Location: Australia iTrader: (0) Garage List 2009 BMW 135i [5.76]	I am not losing this much boost but i am losing about 2Psi when i get over 5200rpm. Does anyone know why this would happen? Im running dps and meth . I can hold 17psi but once it gets to that rpm boost goes below the target of the tune.
	Appreciate 0 Quote