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  1. How much tire diameter off spec is OK

    2014-2018 Mazda 3 Skyactiv Wheels and Tires
    I know the general rule of thumb is +-3% of dia or circumference is OK, but I'm wondering just how accurate that number is for this car. I've got a 2014 3i sport and want to upgrade the wheel/tire package for the summer. My current setup is the OEM 16" wheels with Conti PureContact 205/60's...
  2. Lug nut Torque spec

    2014-2018 Mazda 3 Skyactiv Wheels and Tires
    Hello all , What is the lug nut torque spec for 18inch wheels on 2016 Mazda 3. I have looked in the search no answers. Thanks
  3. 155hp US spec engine vs 120hp/165hp EURO engine question

    2014-2018 Mazda 3 Skyactiv Engine and Performance
    Hi, Recently I have just bought a 2017 Mazda 3 2.0 155hp US import, I'm located in Europe. The car has a badly cracked intake manifold besides other things and runs rough:). I would like to replace this manifold with a OEM part. The issue here is that when I talked to my local Mazda dealer and...
  4. Mazda 3 2014 2.0 EU spec 120hp

    2014-2018 Mazda 3 Skyactiv Engine and Performance
    Has anyone tuned their m3 ,europe version with 2.0 engine and 120hp. i did stock dyno run and i showed 130HP, did also dyno run after tune and it showed 155hp so if anyone has done dyno runs on their tuned mazda please share info also ECU is Mitsubishi
  5. Falken Azenis RT615K+ | SSC Spec Tire

    Discount Tire
    Falken Tires flagship Extreme Performance Summer Tire is making its way to the autocross motorsports scene! As outlined in the article linked HERE, the Falken Azenis RT615K+ was recently crowned the spec tire for the newly created Solo Spec Coupe (SSC) class. While the platform for SSC class is...
  6. Finally, clutch upgrade options from Spec Clutch!

    2014-2018 Mazda 3 Skyactiv Engine and Performance
    I would like to preface this with a bit of a disclaimer: I am not a representative or sales person for Spec Clutch, nor do I have any affiliation with the company whatsoever. I am simply an enthusiast who hates the mushy factory clutch and needs something beefier to build up his Mazda3. I would...
  7. Buddy Club Sport Spec Coilovers

    2014-2018 Mazda 3 Skyactiv Suspension & Handling
    I ran across these on the web recently and am very curious about them. I driven other cars with their n+ coilovers and they felt pretty good. I messaged them and got a few pics with some info. Anyone have any experience with this brand? Part number BC02-SSM3BM Sent from my ZTE A2017U using...
  8. Spec D Headlights

    2010-2013 Mazda 3 & Skyactiv Appearance & Interior
    Has anyone had any experience with these headlights? I am thinking about getting a new set of headlights. I heard the output for these headlights are not the greatest and my other option is GTA retrofits, but that requires me to remove headlights ship it over which would make my car undriveable...
  9. slow acceleration, moves past 5k RPM (OZ Spec)

    2010-2013 Mazda 3 & Skyactiv Discussion
    Hi everyone Ive got a Mazda BL SP25 (2.5L) I bought this car with 160,000kms on the clock, I drive fairly aggresive, i notice that my car doesn't have much power down low, but i feel a kick up top @ 5k RPM, is this how the car should drive normally? I doubt it should as the power is felt as...
  10. HKS Hi Power Spec L Exhaust?

    2014-2018 Mazda 3 Skyactiv Engine and Performance
    I was checking Pann Auto online since they're in my area and it seems like they stocked up on more products for our 3rd gen MZ3. I saw that they have an HKS exhaust that claims that it could fit on a 2014 model. Does anyone know anything about this exhaust? Must be fairly new since the most...
  11. UK Parking sensors on a US Spec sGT?

    2014-2018 Mazda 3 Skyactiv Discussion
    Anyone have any idea if UK spec OEM parking sensors are compatible on a US Spec sGT (2016)?
  12. ADVICE NEEDED ON UK SPEC MAZDA 3

    2010-13 Mazdaspeed 3 Engine and Performance
    Hello I'm new on this forum and would like your advice. So I have a Toyota avensis 2003 1.8 petrol it has been faultless for the last 7yrs but I am looking to down size slightly but nothing in the Toyota range interests me but want something of similar reputation and reliability this would be...
  13. Mazda 3 New Purchase - Road Noise (UK Spec)

    2014-2018 Mazda 3 Skyactiv Discussion
    I can't post on the UK Mazda forum at mazda3forums.co.uk for some reason so I'll try asking for advice on this forum with my first post! I'm planning to buy a Mazda 3 Fastback 2.0 petrol 2.0 Sport Nav Auto (UK spec) - this one Mazda3 Fastback | Discover the perfect ride The car ticks all the...
  14. 2012 US Spec DRLs ms3

    2010-13 Mazdaspeed 3 Appearance & Interior
    Hey everyone. I got my '12 ms3 with tech package about 4 months ago. I was taking a closer look at my headlights and noticed the previous owner installed the corksport led drls in it, but clearly they don't work. The US spec ms3 has the housing for drls but they don't work. Any idea on how t get...
  15. 2012 MS3 DRLS US spec

    2010-2013 Mazda 3 & Skyactiv Appearance & Interior
    Hey everyone. I got my '12 ms3 with tech package about 4 months ago. I was taking a closer look at my headlights and noticed the previous owner installed the corksport led drls in it, but clearly they don't work on US speconomy models. Apparently the Canadian spec has it, however. US spec ms3...
  16. 2012 ms3 US spec DRLs

    New Member Introduction & Forum News/Guide
    Hey everyone. I got my '12 ms3 with tech package about 4 months ago. I was taking a closer look at my headlights and noticed the previous owner installed the corksport led drls in it, but clearly they don't work. The US spec ms3 has the housing for drls but they don't work. Any idea on how t get...
  17. Need new clutch, how's spec?

    2010-2013 Mazda 3 Engine and Performance
    I have a 2010 ms3 2.5. The stock clutch is worn out and needs to be replaced. I am torn between going with the oem again or trying an aftermarket like a stage 2 Spec. Does anyone have experience with these? This is my daily so I'm not looking for some super heavy pedal. I mainly want a clutch...
  18. alignment spec: front and rear toe in

    2014-2018 Mazda 3 Skyactiv Suspension & Handling
    In an effort to remove the lightness of my mazda 3 steering I added more toe-in to both front (1/8" total) and rear (3/16" total) wheels. Originally I had 1/16" in front and 1/8" in the rear. The extra toe-in made the steering noticably heavy, but it also became quite unresponsive. I am now...
  19. How C&D would spec the 2015 M3

    2014-2018 Mazda 3 Skyactiv Discussion
    Cutting to the chase, sTouring hatch w/manual tranny and appearance package. How We'd Spec It: 2015 Mazda 3 2.5 s Hatchback Manual ?*Feature ? Car and Driver | Car and Driver Blog Thoughts?
  20. 2014 Mazda 3 sGT Hatch (US Spec)

    2014-2018 Mazda 3 Skyactiv Discussion
    Hi there, I just bought a Mazda 3 sGT and I have noticed that the halos on the Daytime Running lights aren't bright at all, in fact they aren't lit at all during the day. I checked online and watched a YouTube video and somebody has fully lit halos that don't look like mine. Is there a...
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