09 1500 time slips
#33
my cousin has a 2008 RCSB Z71 4x4 5.3 4spd ran 15.2 on 20's and nitto 305/50/20 terra grapelers. his mods are wheatley tune, cai intake, vette servo, and tb spacer.
my friend has an 09 cc gmc 5.3 6spd. ran 15.4 on 20's just a tune by wheatley also.. nothing else.
my friend has an 09 cc gmc 5.3 6spd. ran 15.4 on 20's just a tune by wheatley also.. nothing else.
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GMT 800 & Older GM General Discussion
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