Thinking about going from my current 87 octane fuel saver tune to a 91 performance tune. Just wondering how much my mpgs will be affected.
Thinking about going from my current 87 octane fuel saver tune to a 91 performance tune. Just wondering how much my mpgs will be affected.
Always buying things I dont need to impress people I dont know
increased
2006 SilveradoLittle Black Bitch
Increase.
ECSB 2kSierra 2wd 4.8L-K&N-HPtuners-Calspeed LT's-Magnaflow-Tahoe20's-HankookRH06
waiting to go in... 3.90s, 214/220cam
Sweetness! Only problem will be keeping my foot out of it...
Always buying things I dont need to impress people I dont know