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  1. 2010-2013 Mazda 3 Engine and Performance
    I’m kind of a newbie when it comes to exhaust. I’ve read a few posts about these parts and I’m looking for some clarification because I can’t seem to find the answers. I have a 2010 Mazda3 S 2.5L (sedan). I read on a different post that the MSDS headers requires cutting and that it will delete...
  2. Mazda 3 Parts - Buy / Sell
    Hey all, im selling my MSDS exhaust header for second gen mazda 3 2.0 / 2.5 L. It is used but everything is in tact. Will come with new angled oxygen sensor. I am located in the Philadelphia area. I am also selling it on ebay. Asking $270 shipped.
  3. 2014-2018 Mazda 3 Skyactiv Engine and Performance
    Has anyone used these headers? http://www.msdsinc.com/ho334.html If you have are there any hp gains?
  4. 2010-2013 Mazda 3 Engine and Performance
    Just wondering if anyone might have my setup and know the hp increase I can expect? With a proper tune. 2012 MZ3 Sky w/ Corksport SRI, MSDS 4-2-1 Headers, and Corksport exhaust 60mm racepipe and high flow cat. I just got all the pieces in the other week and can't wait to install!
  5. Mazda 3 Parts - Buy / Sell
    Selling my Skyactiv MSDS Header 400 shipped conus No gaskets included (part numbers are PEB413460 and LF0740305A) Header has about 7k miles on it price is firm
  6. 2014-2018 Mazda 3 Skyactiv Engine and Performance
    As the titles says MSDS have a Gen 3 Tri-Y Skyactive race exhaust header now in production at msdsinc.com. 1.6250″ primary ports, 2″ secondaries, 2.5″ final collector. metallic ceramic coating and 2.5″ flex downpipe. $585.00 racer net price. MSDS - Exhaust Systems Considering the Gen 3...
  7. Mazda 3 Parts - Buy / Sell
    Got rid of my setup because i went the turbo route on my 2011 2.5L MSDS Header HO333G2. MSDS says it fits the 2010-2013 non skyactive motors. This comes with an OEM mazda header gasket that has about 5k miles on it from when i installed the header... looks to be in great shape. I bought the...
  8. Mazda 3 Parts - Buy / Sell
    So I literally just bought this from oohyeah A month ago and didn't get to put it on before I got into an accident and they totalled my MZ3. I painted it with vht but haven't head cured it and I also got another plug to move the o2 sensor. Bc I hadn't put it on yet I also have the brand...
  9. 2012-2013 Mazda 3 Skyactiv Engine and Performance
    I have emailed MSDS and gotten a response from the President of the company. He is willing to do a limited production run if we can meet the requirements. Note, this header will be ceramic coated, be the header and flex downpipe, and WILL NOT have a CAT on it, so those that require for smog test...
  10. Mazda 3 Parts - Buy / Sell
    Title says it all looking for some msds headers I'm in Carson CA Message me with any info.
  11. Mazda 3 Parts - Buy / Sell
    2.5l MSDS Header for sale. Looking to get $270/shipped.
  12. 2010-2013 Mazda 3 Engine and Performance
    So ive been searching and checking out different exhaust videos for an idea of what exhaust I want to order. Ive pretty much found every OTHER exhaust combination. I found a magnaflow catback/msdsheader vid but it was a poor one, guy maybe peddled to 2000 rpm a few times and that was it) and...
  13. 2010-2013 Mazda 3 & Skyactiv How-To Guides
    When I ordered my header, it didn't come with any instructions and I couldn't find any guides with pictures or video, so I made one. I'll write out the basic steps, but here is a link to the video I made: https://www.youtube.com/watch?v=l8A425poZN8&feature=youtu.be Basic steps: 1. Jack up the...
  14. Mazda 3 Parts - Buy / Sell
    SOLD!!!! Lock it up mods, oh wait I can do that.
  15. 2010-2013 Mazda 3 Engine and Performance
    I know that installing this will cause a CEL on a stock exhaust but if my care is going to be tuned by Dynotronics Isn't it possible to tune the car to the point the CEL doesnt appear anymore and no code is thrown or am i being crazy
  16. Mazda 3 Parts - Buy / Sell
    I will provide you with shipping label. LET ME KNOW! Vroom! Text me 951 275 7292
  17. 2010-2013 Mazda 3 Engine and Performance
    Well the other day I sent a message to MSDS about headers for the Skyactiv: Me: Hello, I am curious if MSDS is doing any development on skyactiv exhaust compoents? The Skyactiv 2.0L motor found in the Mazda CX-5/Mazda 3 and th Skactiv 2.5L motor also found in the CX-5/3? With tuning software...
  18. Mazda 3 Parts - Buy / Sell
    Hey guys, not sure if im allowed to post this with out pics, but i wanted to but this out there asap. My 2011 3 is having the MSDS headers taken off as we speak. i will post pics asap. Located in Socal so local pick up or delivery is preferred Asking price is 300$. Great condition, nothing...
  19. 2010-2013 Mazda 3 Engine and Performance
    I had an MSDS header installed on my car today along with a high-flow catalytic converter in place of the secondary catalytic converter, it is now the primary converter with the 2nd O2 sensor located after that converter, the first O2 sensor is in the stock location. I drove in a variety of...
  20. 2010-2013 Mazda 3 Engine and Performance
    I got an inspection camera and decided to see what the inside of the MSDS header looks like before I have it installed. Not sure if its good bad or meh, but it is a new perspective for me.
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