I have seen them too. I am glad I wasn't the only unimpressed one.... Although I didn't pay $250 for mine either. They hold decent 2nd hand value and selling them is usually easy on ls1tech or hp tuners forum.
I have seen them too. I am glad I wasn't the only unimpressed one.... Although I didn't pay $250 for mine either. They hold decent 2nd hand value and selling them is usually easy on ls1tech or hp tuners forum.
ECSB 2kSierra 2wd 4.8L-K&N-HPtuners-Calspeed LT's-Magnaflow-Tahoe20's-HankookRH06
waiting to go in... 3.90s, 214/220cam