yeah with a cel fix i got low voltage on O2 bank 2. that CEL is probably nothing.
I dont know what your setup is but with my txs stealth back with cat and the factory axle back i did not creep.
definately get a tune. it makes the car

.
check out Enginuity.org and Osecuroms.org its a great way to get a tune for cheap
or Snowman
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