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  1. 2014-2018 Mazda 3 Skyactiv Engine and Performance
    On my Acura I ran GM syncromesh FM. Very smooth shifting. Looking for similar shift feel on the m3. Not going to track the car, just spirited DD. I don't abuse my syncros, double clutch, and live in a temperate climate. What MT oil does everyone recommend on the m3 for smooth shifting...
  2. 2010-2013 Mazda 3 Engine and Performance
    any of yall using with RedLine or amsoil right now? I'm planning to do a drain and fill. is it ok if i mix it with the OEM fluid?
  3. 2010-2013 Mazda 3 & Skyactiv Discussion
    Hi, New here. Just curiously if any of you guys installed a remoted oil filter on a Mazda 3. ZoomZoom
  4. 2010-13 Mazdaspeed 3 News & Discussion
    Does anyone run Amsoil in the car/is interested in it? I started changing oil with this stuff in all my cars, it really makes a difference compared to hydrocracked group iii synthetic oils (mobil 1).. I think it's one of the best 100% synthetic oils on the market today.. it's lame that...