i have a 95 GMC jimmy. i get about 15 city and 19-20 highway (without cruise control) after new cpi and nut kit. i also have K&N FIPK but stock exhaust (performance system on the way).
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2000 Chevy Blazer ZR2
Performance Mods: Numerous
Suspension Mods: Some, but not enough
Exterior Mods: Just Right
1987 Buick Turbo T Dark Red
Low 11 sec sleeper
.030 4.1 block, PT6262E, & other odds and ends....
My Cardomain