[censored] plug wires could be causing it, but more likely it is a combination between your plug wires and your tune.
Only when warm is when the mixture will be at its leanest.
Former owner of '99 CSVT - Silver #222/2760
356/334 wHP/TQ at 10psi on pump gas!
See My Mods
'05 Volvo S40 Turbo 5 AWD with 6spd, Passion Red
'06 Mazda5 Touring, 5spd,MTX, Black
