With the many upgrades to the GTI, the 93 octane tune and down pipe specifically it’s time to get the tune company recommended sparks plugs in there so it doesn’t cause problems.
Never heard of a non projected tip spark plug but here we are. Time to break out the torque wrench and get at it.
Never heard of a non projected tip spark plug but here we are. Time to break out the torque wrench and get at it.