Originally Posted by JackWasHere
Would a stage 1 Cobb tune suffice? Or a stage 2 tune after I put my up pipe and down pipe on?
Please check the main crank pulley at the timing belt. The teeth vary for the crank sensor pick-up. If one tooth is different, the car will behave as it is now. Compare the 2 crank timing pulleys and confirm they match! If not, fit the old pulley and re-do the timing.