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  1. 2010-2013 Mazda 3 Engine and Performance
    My baby just hit 50k miles today. 2012 mazda 3, 2.5L s. I put Simota short ram intake, but other than that, I have only changed oil and filter. What should it do for tune-up, and upkeep to get her to 200,000 miles? Lucas fuel injector cleaner? If so, how often? Any oil, or transmission...
  2. 2014-2018 Mazda 3 Skyactiv Engine and Performance
    Anyone run purple ice or dominator coolant boost? Had any issues or any difficulty? And are the benefits noticeable
  3. 2010-2013 Mazda 3 Engine and Performance
    Hey all, first time poster here, so sorry if this is in the wrong section Recently bought a 2011 mazda3 hatch (lovin' it btw =D) and there was a few things that i was wondering about. I was reading over the owners manual and it said to only use 87 octane gas, but the guy at the dealership said...
  4. 2010-2013 Mazda 3 Engine and Performance
    (Not to start a flaming session as to which product is better) What, if any, fuel additives to you add to your car and how often?