Anyone fitted this spark?
My brother fit this spark into his boxster s,and noticied an better performance and best fuel economy..
http://www.globaldenso.com/PLUG/search/europe/automotive.pdf
3.2 M (E 36 / 7) 236 S 50 B32 11/´96-> XU22EPR-ZU 3242 - 0,7 IXU22 I08 VXU22
I had the ngk reccomend by bmw..
Anyway it's little curiosity i dont think can be change nothing but anyway it's better share whit your :)

I'm running the NGK iridiums, work great, last long.