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  1. Exhausts and Downpipes
    I'm planning on throwinng a CT Supercharger in my '14 SI Sedan. I'm hoping to find a downpipe with the cat to make things a little easier come E-Test time. Anybody know of any High Flow Down Pipes with a cat? Would be a great help. Thanks.
  2. Si Only
    Just needed some input, so I have a 2012 Civic Si only thing i add on was K&N typhoon short ram intake. My next move is to go with the skunk2 alpha header. I know its a smart move to reflash my car, but im kinda of effy on how warranty on the car is gonna turn out. Just wanted some good advise/...
  3. Vendor Deals
    http://www.9thgencivic.com/forum/import-dps/13126-skunk2-alpha-header-mega-power-rr-catback-exhaust-now-available-%40-import-dps.html Check it out!! Thanks Rick Import DPS
  4. Vendor Deals
    We wanted to be the first to give you a sneak peak at some of the new Invidia products that are coming for the 2012 Civic Si. We are expecting a couple skids of exhaust systems in 2 weeks. The Header / Test Pipe will be in early in the new Year! Pricing is not set yet for the header. Exhaust...
  5. Downpipes and Exhausts
    RV6 R18 Downpipe Poll Who all would be interested in RV6 creating a downpipe for us R18 owners?
  6. Exhausts and Downpipes
    Just wondering how many of you would be interested in purchasing a race header for your Si. As you probably know, the race header will basically be a downpipe for this application. We expect the power gains to be pretty good. Also, if you live in the Bay Area (California), Weapon R would...
  7. Exhausts and Downpipes
    This thread is dedicated to Skunk2 exhaust systems for the 9th Generation Civic Si. Please keep information/questions about this particular brand of exhaust system limited to this thread to avoid confusion on the forums and to keep it neat and tidy. Specs: A properly designed exhaust system...
  8. Si Only
    aFe Power/Takeda is looking for a 2012 Honda Civic Si to develop several performance upgrades. You will receive free production parts and before and after dyno test results. Please email [email protected] You MUST have your stock parts available. aFe is located near the 91/15 freeway in...
  9. Exhausts and Downpipes
    Thought I would share some results of some initial testing of a Bisimoto prototype header design for the 2012 Honda Civic SI project. This is a baseline dyno sweep test of a brand new factory 2012 Honda Civic Si, at 11 miles on the odometer. This is a testbed in partnership with American...
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