Quote:
Originally Posted by wparsons
Removing the secondary cat won't effect the ECU at all, the O2 sensors are both ahead of the front pipe (before and after the primary cat in the header).
Is it possible you're just trying to use less throttle because it's louder than before, and needing more throttle to pull smoothly?
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You are probably correct, I guess I just need to use WOT all the time:>