Originally Posted by
Paul_RS
In all honest reliability aside, the only thing i noticed about wasted spark is the car takes longer cranking to start lol. Made no difference to how my car drove.
mines exactly the same

its been known to backfire on start up aswell with can be embarrising. it deos run better though although i never had problems with the coil. If youve got the 400 quid spare its worth doing but if the coils working fine...