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  1. Injen 17-18 Civic Si Evolution Air Intake System

    Got home today i would say it is pretty good. From driving 4 hrs, the maf tube is hot and filter housing but its ok to touch. As far performance it ok. I like how it does not touch the bottom hoses like the mishimoto you have fiddle with the hose to around so it does not touch the hoses.
  2. Injen 17-18 Civic Si Evolution Air Intake System

    Drove to vegas today around 250 miles. Low end is kinda lost power, mid around 3000 to 4500 it picks up, after that it kinda dies. I have my ac on most of the time. As for heat soak, the hose is a bit hot but good to touch also the housing. I am bone stock just the intake. I feel like the engine...
  3. Injen 17-18 Civic Si Evolution Air Intake System

    Almost look like the takeda but better design. The intake tube is fat but same diameter of the stock intake tube inside and out.
  4. Injen 17-18 Civic Si Evolution Air Intake System

    I just installed it today. I feel like I lost bottom end, drove it around 20 miles or so. Turbo spool a little delay from what i felt. Not loud at all, cannot hear the turbo sound also. I had takeda,mishimoto, and now this. I like the design and it looks good. I love the takeda the most i felt...
  5. Injen 16-18 Civic 1.5L Evolution Air Intake System

    It fits the Si correct?
  6. Injen 16-18 Civic 1.5L Evolution Air Intake System

    Looks good any dyno charts?




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