Quote:
Originally Posted by muddigger70
my 95 blazer gets around 20. cant get any better .best thing is to change plugs and wires.
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i did a 3 part fuel system cleaning and k&n air filter also ive done the throttle body mod wich i think helps on the highway rpms are much lower at higher speeds i think im right around 16-17 mpg i still have to do plugs and wires and havent doen fuel filter yet im guessin thos might bring me close to 20 all i can say to get any better is bump the tires up a couple psi and try to stay away from crappy gas lol