93 Octane

3rd gear pull from ~2000rpm to ~6000rpm.

3rd gear pull from ~2000rpm to ~6000rpm.

Consistent knock still.

Car died

it ran perfectly fine but i do get a catalytic code here and there but when i clear it it goes away for a while, it kinda messes with the cars idle but nothing crazy, could i get some more power out of it or is that the max it goes.

manual trans