How did Mazda lose focus on simpler and lighter? Tweaking the intake sound with extra resonance chambers seems stupid to me.
http://forum.miata.net/vb/showthread.php?t=309938 Several merged threads on this subject from an NC owner in Japan. Lots of little unseen tweeks that most wouldn't catch. Major internal engine upgrades it seems. My '08 may be short lived if money allows for a trade.
'08 GG/Blk GT 6M 2PR 1SP Eibach spring/sways Tenzo-R GF-7 wheels Good-win RS II w/glspak inserts " Save the Wave ! "