Originally Posted by StarzTA17
It's really hard to compare 2 different cars like that. Did they have the same transmissions, gears, rim size, weight, etc. all that factors into fuel economy. Did you happen to have the numbers from the 07 before the s/c was installed?
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Tune has to do with a lot of that to most cars run leaner around 70-90 mph.
BBK cai, Trickflow 75mm tb/p, SR tb/p spacer, egr delete, Steeda udp, Mac longtubes, Mac o/r x-pipe, SLP loudmouths catback dumped, NOS 100 wet shot, Ortiz tune, Ford Racing 4.10 gears, Moser 31 spline axles, urethane rear end bushings, tokico shocks and struts, Eibach sportline springs, MGW short throw shifter. 8/10.5x17 staggered bullitt rims with 235/315 street tires for now. Last dyno 345 Rwhp 430rwtq (w/o longtubes.)