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  1. #1

    Help guys EPA noises2k

    Recently got a EPA noise letter . changed the j's racing 70rs to stock n still failed
    Had a reading of 92 dp.
    Everything is back to stock apart from headers.
    Got told headers don't make a difference..
    Wtf do I do???

  2. #2
    Member Array
    Join Date
    Aug 2005
    Location
    Sydney
    Car:
    S2000
    What intake do you have?

  3. #3
    KnN in stock air box

  4. #4
    Member Array
    Join Date
    Jan 2010
    Location
    Brisbane
    Car:
    Integra
    Farout thats pretty strict'd,

    if only stock exhausts came with a silencer
    無限 The Form is in the Function 無限
    teamGROUNDzero

  5. #5
    Member Array
    Join Date
    Aug 2005
    Location
    Sydney
    Car:
    S2000
    Hmm, might need to stuff some cotton wool in your CAT for the test.

  6. #6
    did u get done by cops or complaints by public?

  7. #7
    far out. that's epic, I've been using 70RS for 2 months, and no cops have pulled me over. And I've got an intake too :S
    although, the 70RS come with silencers, did you try them?

  8. #8
    Member Array
    Join Date
    Sep 2003
    Location
    Melb
    Car:
    S2K
    You might want to call honda and ask how loud the car is stock. I remember reading somewhere a LONG time ago that the car stock actually is too loud, but still was allowed to be sold due to a loophole. Look it up....or as aus said, stuff your cat, with steel wool though, not cotton wool.

  9. #9
    Member Array
    Join Date
    Sep 2003
    Location
    Melb
    Car:
    S2K
    Just did a quick search and stock the db reading is 91.5Db, which is in excess of the legal limit but I think in 1999 db limits didn't apply and hence it got through.

  10. #10
    Member Array
    Join Date
    Aug 2005
    Location
    west smeobourne
    Car:
    AP1 S13
    an aftermarket header does increase the sound dude, change it back to stock, and while your at it shove your stock filter back on but the header is what's making the noise.
    FYS

    My fake shit rocks!
    Winton 1:35.4
    Wakefield 1:07.87

  11. #11
    Ain't got the stock headers. steel wool it is !!!

  12. #12
    Member Array
    Join Date
    Feb 2006
    Location
    Melbourne
    Car:
    DB9
    make sure you put the steel wool before the cat, or it will it eventually fly out lmao
    Team Yum Cha Daily
    Melb Crew reppin


    .....an era has ended.....RIP YF dc2^3

    "I do apologise for what must seem like an arbitrary imposition"

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