Miata 2.0 specific good for all around power is a mid length almost a shorty

https://www.good-win-racing.com/Mazda-Performance-Part/61-1979.html?gclid=Cj0KCQjwse-DBhC7ARIsAI8YcWK9PunovZ_4OLQRpqeE44qZqW_ZMNNsQA_6K mme21AJVvDi0lmSMTUaAra4EALw_wcB

For turbo applications as seen on my YouTube and race build

https://www.google.com/search?q=mazda+speed+6+exhaust+manifold&oq=mazda+s peed+6+exhaust+manifold&aqs=chrome..69i57.18886j0j 4&client=ms-android-sprint-us-revc&sourceid=chrome-mobile&ie=UTF-8#scso=_SDB9YOHdH4Tg-gSPg5uYBg5:0

this one is a true long tube but requires cutting of the firewall and is for those who are looking for 4500+ rpm power

https://www.gomiata.com/mazda-mx-5-miata-complete-racing-edition-1-62-inch-primary-ppe-long-tube-header-and-midpipe---stainl.html

for any more information please refer to do and dont thread and I will happily answer any questions with everything I have learned and tested, these three manifolds I have listed I have used (not the listed ones but bought these and have tested them while racing)

 

Mazda speed 3 also is the same as the M speed 6