M5POST - BMW M5 Forum - View Single Post - Pure turbos stage 2 built by ssr performance

allmotor_2000 · 03-08-2018, 11:08 PM

Boost is wavy (oscillating) because DME can’t control the wastegates properly - put the JB4+BCM back on and even at the same boost you will gain like 30-40whp.

03-08-2018, 11:08 PM	#37
allmotor_2000 F10 1/4 WR: 9.9s / 142.5mph 1/2 WR: 175.5mph 1087 Rep 1,968 Posts Drives: 2018 RS3, 991 Turbo Join Date: Jul 2014 Location: Westlake Village, CA iTrader: (0)	Boost is wavy (oscillating) because DME can’t control the wastegates properly - put the JB4+BCM back on and even at the same boost you will gain like 30-40whp.
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