Truck has 12,XXX miles
Whipple Stage 2 for over 10,000 miles
Livernois Tune for 9,000 miles (to eliminate the gear skip shifts)
Never had detonation or a check engine light at any time ever on the truck.
WOT getting on the freeway and it let loose.
Whipple were fantastic at no cost to me...
Been going on 3 months of misery with a mind numbing high pitch "tweet" when the truck is just cruising at constant speed. ***It is not the Whipple whistle or whine.
Timeline:
Bone stock except for the V8 Stage 2 kit..lol
Mike (tech support) at Whipple says it's "Normal" intake noise.
My...