Info wanted: keeping crackles and burbles through an engine mod | Page 2 | FerrariChat

Info wanted: keeping crackles and burbles through an engine mod

Discussion in '458 Italia/488/F8' started by Noblesse Oblige, Oct 24, 2015.

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  1. Noblesse Oblige

    Noblesse Oblige F1 Veteran

    Nov 7, 2011
    6,114
    Three Places
    Yes.. I would go with the 100 cell cats. I assume you have no trouble with the CEL or any smell (??)
     
  2. 458trofeo

    458trofeo F1 Rookie

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    Hmm; email sent ;)
     
  3. Noblesse Oblige

    Noblesse Oblige F1 Veteran

    Nov 7, 2011
    6,114
    Three Places
    Those farts make for an exceptional sound experience... once you have them, never let them go.
     
  4. dustman

    dustman F1 World Champ
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    Jun 12, 2007
    11,076
     
  5. 458trofeo

    458trofeo F1 Rookie

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  6. Cigarzman

    Cigarzman F1 Veteran
    Owner Rossa Subscribed

    #31 Cigarzman, Oct 26, 2015
    Last edited by a moderator: Sep 7, 2017
  7. Caeruleus11

    Caeruleus11 F1 World Champ
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    Jun 11, 2013
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    I don't think you get endless pops and crackles but I get plenty. I am very very happy with these modifications and at least to my mind, this is how the car should have been from the factory.
     
  8. synergy

    synergy Formula Junior

    Aug 5, 2007
    517
    Austin Texas
    Full Name:
    Chris
    Exhaust sounds great trofeo....u running cat-less?
     
  9. 458trofeo

    458trofeo F1 Rookie

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    #35 458trofeo, Oct 27, 2015
    Last edited: Oct 27, 2015
    Thanks!

    No, running 200 cell GMG Racing high flow cats with HP matrix, highly recommended, they pop like crazy on a car
    with original fuel map, but it takes some time for them to modify them for the car (they use HKS cats if memory serves me right)

    http://www.gmgracing.com/capability/ferrari/

    best
     
  10. mik458spider

    mik458spider Formula 3

    Jan 13, 2013
    1,386
    Sounds great. Did you only modify the cats, how bout exhaust and header?
     
  11. 458trofeo

    458trofeo F1 Rookie

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    Thanks!

    Innotech F1 SS headers, oem sports mufflers, bmc carbon air filter, oem titanium
    larger diameter exhaust tips, run her on 100% >100aki Sunoco or VP fuel
     
  12. mik458spider

    mik458spider Formula 3

    Jan 13, 2013
    1,386
    Do you know if there is any difference between fabspeed and innotech header?
     
  13. 458trofeo

    458trofeo F1 Rookie

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    #39 458trofeo, Oct 27, 2015
    Last edited: Oct 27, 2015
    Largely the same part but I would go with Innotech, Fabspeed claim their headers add 30 WHP
    which is highly doubtful.

    All performance headers do is add a little more presence and
    aggression to the sound, they may add between 5 or 10HP, which is very little WHP!
    However, they are imho necessary units for a complete aftermarket exhaust system.

    If you want more sound you have to change the stock cats to high flow 200 cell
    (preferred as they have a longer life) or 100 cell units.

    Go with GMG Racing modded HKS 200 cells if you have a 2010 or 2011 Italia with first gen
    non updated ecu software.

    best
     
  14. mik458spider

    mik458spider Formula 3

    Jan 13, 2013
    1,386
    Thank you for the info. My car is 2013 spider, warranty will expire this January. So it's time to upgrade. I don't need more power, just looking for maximum sound. I ordered the Novitec muffler, test pipe and fabspeed header. Installer will get evomsit ECU. What do you think about this combination? The machine gun sound from your car is also interesting.
     
  15. 458trofeo

    458trofeo F1 Rookie

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    Good mods: should do for a great sound, and evom is one of the best ecu
    tuners imho.

    Unf. for machine gun sound you need the original oem 2010 ecu fuel map.

    Send us videos of the upgraded sound when she is all done!! :)
     
  16. mik458spider

    mik458spider Formula 3

    Jan 13, 2013
    1,386
    Ok, my friend. Thank you.
     
  17. 458trofeo

    458trofeo F1 Rookie

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    :)
     
  18. veilstylez

    veilstylez Formula Junior
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  19. 458trofeo

    458trofeo F1 Rookie

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    October 12th, 2014, before FNA's 60th anniversary 1000 Ferraris
    in Beverly Hills event, very early am, no one sleeping that morning though LOL
     
  20. veilstylez

    veilstylez Formula Junior
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    Jun 12, 2005
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    oh hahaha ok thanks! Dang, Must have been nice to be able to do that on Wilshire. I love it when its quite like that.
     
  21. Caeruleus11

    Caeruleus11 F1 World Champ
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    Jun 11, 2013
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    My mechanic told me the headers will give you some more HP as the factory units are pretty restrictive. I asked him about the Fabspeed claims and he said its not unreasonable. All I can tell you is with my setup the difference in power is quite noticeable.
     
  22. 458trofeo

    458trofeo F1 Rookie

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    #48 458trofeo, Oct 29, 2015
    Last edited: Oct 29, 2015
    Aftermarket headers will give a bit more power but, like I said, I doubt it will be
    anything close to 30WHP!

    I have Innotech F1 SS headers on my Italia and did not feel that much of a
    power increase, maybe others have.

    very best
     
  23. MaseratiCorse

    MaseratiCorse Formula Junior

    Nov 13, 2014
    472
    Melbourne, Australia
    Full Name:
    Nicholas
    What do you think of the Novitec iconel manifolds Carlo? Same sound as the Innotech? BTW your car sounds amazing. Please never sell it or change the exhaust any further. ;) You have THE set up.
     
  24. Caeruleus11

    Caeruleus11 F1 World Champ
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    Jun 11, 2013
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    Right. In my case its a combination of heaters, 100 cell cats, NR software. The car feels and sounds transformed.

    We looked at the NR headers, but as much as I like NR, I just couldn't justify the extreme price vs others. I think it all comes down to their use of Inconel material.
     

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