Extending tailpipes (456GT) | FerrariChat

Extending tailpipes (456GT)

Discussion in 'Technical Q&A' started by Aerosurfer, Dec 13, 2022.

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  1. Aerosurfer

    Aerosurfer Formula 3
    Silver Subscribed

    Nov 21, 2020
    1,939
    Indianapolis
    Full Name:
    Nick
    I know the simple answer is probably "Put the correct damn mufflers in your Ferrari, cheap-ass"

    Sourced a pair of 550 Tubi mufflers recently for a great price. While louder, The sound is pure bliss above 4000rpm, and Im learning to love the lower growl.

    They mount up properly underneath, but the difference between 456 and 550 boxes is about 3 inches shorter for the 550. Im wondering if its feasible for an exhaust shop to fabricate a pair of sleeves that would secure over the current pipes and extend back to normal length past the bumper, that would look stock or even similar to Fabio or HGTC tips? Somthing that would also be not permanent if i flip the exhaust and not trap any water vapor
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  2. Redneck Slim

    Redneck Slim Formula 3
    Rossa Subscribed Silver Subscribed

    Mar 10, 2011
    1,684
    Palo Alto,CA,USA
    Full Name:
    Walt Kimball
    Hill makes bolt-on tips for the 430. I have no idea if the diameter is what you need. A machine shop could adjust the length if necessary.
     
  3. Mel Spillman

    Mel Spillman Formula Junior
    Silver Subscribed

    Nov 3, 2012
    732
    Sugar Land, Tx
    Figure out your outside diameter and look on eBay. They have a lot of different style of tips that are not permanent. You could also google exhaust tips and you will find many different companies that make them. Good Luck
     
  4. tazandjan

    tazandjan Three Time F1 World Champ
    Lifetime Rossa Owner

    Jul 19, 2008
    39,318
    Clarksville, Tennessee
    Full Name:
    Terry H Phillips
    Seem to remember my OEM exhaust pipes were 72 mm in diameter. Measured them when I put on the obnoxiously loud Supersport, unvalved mufflers from Novitec, which had 90 mm tailpipes and required a custom set of screens. Sold long ago to a 550 owner who must be deaf and have a saint for a wife.
     

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