Bahahahaa it'll scream?Originally Posted by kha4079
hey quik how does a tsp 233 239 sound for the 5.3?
Bahahahaa it'll scream?hey quik how does a tsp 233 239 sound for the 5.3?
ECSB 2kSierra 2wd 4.8L-K&N-HPtuners-Calspeed LT's-Magnaflow-Tahoe20's-HankookRH06
waiting to go in... 3.90s, 214/220cam
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