Throttle Body Spacer
#2
RE: Throttle Body Spacer
dont know about the 5.3
but on my 96 5.7 i saw just short of 2 mpg better and deff felt lower end torch
and now on my 07 6.0 i seen about 1 mpg and lower end torch as well.
but on my 96 5.7 i saw just short of 2 mpg better and deff felt lower end torch
and now on my 07 6.0 i seen about 1 mpg and lower end torch as well.
#4
RE: Throttle Body Spacer
yeah I have seen a 1-2 mpg gain. I have 99 one ton with the vortec 7.4L Some claim to see no diff if you look at this forum and others. The theory behind the spacers claim more torque which seems to be true wiht my truck.
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