What's the best spark plugs for S/C application?

[///Mike GmbH]

Now that I've ASA SKI installed, I'm wondering what spark plugs should I upgrade to? Denso or NGK? which model and where's a good place to get them? thanks :thumbup:

[omes]

Denso IK20's :thumbup: They are not available off the shelf in Canada. (to the best of my knowledge)....still waiting for mine from Rennsport.

[///Mike GmbH]

any one use IK22 on a SCed or turbocharged E46 before? I did some research and IK22 are more suitable for FI applications while IK20 are for N/A E46....can Technik verify this?