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ksa8907 · 03-23-2015, 11:21 PM

My intrepid had 2 tuning valves in the intake, played with them a couple times and never noticed any difference in mileage, power above 4k rpm was lacking and above 6k it would barely accelerate.

03-23-2015, 11:21 PM	#5 (permalink)
ksa8907 Master EcoModder Join Date: May 2012 Location: Tampa, FL Posts: 1,745 Volt, gas only - '12 Chevrolet Volt Premium 90 day: 38.02 mpg (US) Volt, electric only - '12 Chevrolet Volt Premium 90 day: 132.26 mpg (US) Yukon Denali Hybrid - '12 GMC Yukon Denali Hybrid 90 day: 21.48 mpg (US) Thanks: 206 Thanked 420 Times in 302 Posts	My intrepid had 2 tuning valves in the intake, played with them a couple times and never noticed any difference in mileage, power above 4k rpm was lacking and above 6k it would barely accelerate. __________________