c-13 exhaust

Discussion in 'Trucks [ Eighteen Wheelers ]' started by mer101, Dec 21, 2013.

  1. mer101

    mer101 Bobtail Member

    4
    0
    Dec 5, 2013
    Puyallup Wa
    0
    Has anyone ever removed mufflers added straight pipe on c-13 twin turbs ??? Looking to gain a little hp and let those tubos breath
     
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  3. Cetane+

    Cetane+ Road Train Member

    1,304
    882
    Sep 29, 2013
    Albany, NY
    0
    Normal flow through mufflers wont restrict exhaust. You dont need strait pipes for no back pressure.
     
    mer101 Thanks this.
  4. TDRV2000

    TDRV2000 Bobtail Member

    40
    13
    Feb 27, 2013
    Ohio
    0
    I gained about .2 mpg when I put regular mufflers on mine.
     
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