Thread: Ground Effects
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Old 11-26-2010, 10:54 PM   #9
maxpower5
 
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Drives: 2010 Shelby GT500
Join Date: Jul 2010
Location: peoria, il
Posts: 425
have sinisters gfx kit, with havoc's spoiler. ran a 12.9 without the kit at about 80 degrees, then later ran a 12.8 with the kit (that being the only change) in 60 degree weather.

so i would say no, it doesnt influence straight shot speed.
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