Is it worth upgrading 355 cats? | FerrariChat

Is it worth upgrading 355 cats?

Discussion in '348/355' started by mpodgor, Jul 6, 2011.

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  1. mpodgor

    mpodgor Formula Junior

    Aug 15, 2005
    661
    San Mateo, Ca.
    Full Name:
    Michael J Podgorski
    I would like some advice. I have the stock Cats. Is there a noticable benefit in a higher flow cat? I see some nice ones on Ebay for a good price. Any changes in the OBDII data?
    Both OEM cats have gone bad and have been replaced. Junk! How Ferrari can charge over $3K for these things is a crime.
    Thanks.
     
  2. Driftracer3

    Driftracer3 Formula Junior

    Jan 5, 2006
    640
    Its absolutely worth the money. You will notice quite a difference in sound and power. If you have a good high flow muffler the combination will be amazing.
     
  3. FERRARI-TECH

    FERRARI-TECH Formula 3

    Nov 9, 2006
    1,677
    Los Angeles
    Full Name:
    Ferrari-tech
    huge benifits in changing the cats out. Both in quality and performance. I have used both Hyper Flow and Fab-Speed for many years and no issues with either product. Instalation is important though as the position of the O2 sensors is vital and can cause problems. Your qualified local Ferrari Mechanic can help

    PM me if you have more questions.
     
  4. greyboxer

    greyboxer F1 World Champ

    Dec 8, 2004
    12,707
    South East
    Full Name:
    Jimmie
    mate - you don't need to post all your queries twice
     
  5. mpodgor

    mpodgor Formula Junior

    Aug 15, 2005
    661
    San Mateo, Ca.
    Full Name:
    Michael J Podgorski
    I think there will soon be two used OEM cats on Ebay. Low miles. If anyone is interested let me know.
     
  6. mpodgor

    mpodgor Formula Junior

    Aug 15, 2005
    661
    San Mateo, Ca.
    Full Name:
    Michael J Podgorski
    OK. I'll make it 3.

    I'll try to control myself.
     
  7. cuneo

    cuneo Formula 3
    Silver Subscribed

    Nov 20, 2006
    2,484
    Mike, I'd be interested in buying your stock cats. PM me when you get Hypers or Caps, I'm local and can come pick up your old ones!

    Thanks, and good luck in the quest for aural nirvana.

    -c
     
  8. mpodgor

    mpodgor Formula Junior

    Aug 15, 2005
    661
    San Mateo, Ca.
    Full Name:
    Michael J Podgorski
    It'll be a month or 2.
     
  9. hammer1

    hammer1 Karting

    Oct 5, 2010
    121
    Louisville, KY
    Full Name:
    Chris Morris
    What did you end of going with? I am in the same spot and curious!!!!!
    Thanks
    Chris
     
  10. pchop

    pchop F1 Rookie
    Rossa Subscribed

    Jun 12, 2002
    2,673
    Usually NY often elsewhere.
    Full Name:
    John
    Anyone have experienced with Prospeed Prestige High Flow Cats? They look similar to Hyper Flow's cats.

    Hyper Flow cost a bit more, but I dunno if it's worth the saving to go with Prospeed.
     
  11. 05011994

    05011994 Formula 3
    Owner

    May 1, 2004
    1,865
    Golden, Colorado
    I have been very happy with my Hyperflow, I chose the Hyperflows based upon my mechanics recommendation.
     
  12. jmnov

    jmnov Karting

    Mar 15, 2009
    163
    Lausanne
    My cats are totally empty now: increase sound and perf too ;-)
    As my car will soon be exclusive for track, maybe I can go for straight pipes to save more weight?
     
  13. tbakowsky

    tbakowsky Two Time F1 World Champ
    Consultant Professional Ferrari Technician

    Sep 18, 2002
    20,037
    The Cold North
    Full Name:
    Tom
    change those crappy stock things asap
     
  14. 88MONDIAL

    88MONDIAL Formula 3

    Apr 13, 2005
    1,052
    Racine, Wisconsin
    Full Name:
    Jim Smith
    Who sells these Prospeed high flow cats? I've Googled Prospeed and have come up empty. What am I missing? I have an NSX and they also mention Prospeed, but I don't know what vendor and website sells them.
     

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