Quote:
Originally Posted by dkstylezz
Was driving to work and for the first time i get a p0420. had these since april. I have read this entire post and was wondering if there are any updates from other owners with the same problem. Thanks
FT86 UEL Header Catted
Motiv Over / HF Cat
Perrin 2.5 Catback Resonated Exhaust
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Stock ECU/mapping? While only the header without a remap works, full header back exhaust mods easily becomes too much for the stock ECU to accomodate over time. Apparently.