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91 Octane
Off the shelf Stage 2+ v4 ZA1JB01C
Trying again
knock2?
HIghway pull w/ potential knock
Diagnosing knock
Think it’s fixed
high knock?
1- pull 2- put in neutral and rev 3- 7th gear giving gas up hill
o2 sensors
80%
After 02 replacement
V2
1
2
3
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