Published On Oct 6, 2018
This could be a huge benefit for LT1 owners. No one will ever need to spend $500 to replace optispark again for bad sensor. Runs great with optispark unplugged! camaro trans am 0411 411 pcm
How to put your stock pins into the 411 harness: • LT1 411 LS1 pcm swap part 5 repinning...
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