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  1. #1
    Established Member Two Rings FergusonHD's Avatar
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    Going k04... What supporting mods do I need?

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    Looking to finally go k04... What supporting mods are needed right away, I'm looking to do the install myself

    Intercooler?
    Testpipe or downpipe?
    Tuning?
    Bov?

    I hate the sound that intakes make, sounds like a fish is having sex with Chewbacca so I don't plan on upgrading my airbox even though it's the cheapest mod... Is it okay to go k04 without it?

    If anyone has gone k04 please comment what mods you first did and survived without please and thank you

  2. #2
    Veteran Member Four Rings pierreb's Avatar
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    Going k04... What supporting mods do I need?

    High flow cat + DP and tune are the only ones you need. IC depends on where you live and the temps you see.

  3. #3
    Veteran Member Four Rings
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    See, I like the open intake. I guess to each their own. To provide all details, I didn't run it on my stock IHI, I put it on when I installed the FrankenTurbo. I don't think there would be a big acoustical difference, but there might be. Regardless I like it

    To answer your question, get a better drop-in filter and you'll be fine with your intake. I would also recommend to convert to better charge pipes and get rid of the POS sound box, which is found in your driver side fenderwell area.

    Never go BoV on these cars. They are MAF tune based, not speed density (MAP) and the BoV would come after the MAF so you would run pig rich a lot. Not what you want. The DV that comes with a K04 or FrankenTurbo is perfect for what you need.
    2010 Silver Audi A4 MT Sport Package w/ B&O
    Stage 'X': FrankenTurbo F23L Ceramic Coated Manifold | Bully-Flo P&P Head | Ferrea Intake Competition Valves | Ferrera Exhaust Super Alloy Valves | IE ValveSprings & Retainers | HFC wrapped w/ DEI Titantium
    Eurocode FMIC | Maestro Tuned | K&N Typhoon Intake | EuroCode Meisterwerk | StopTech BBK | 034 Motor Mounts & All Inserts | CTS PCV Catch Can
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  4. #4
    Established Member Two Rings PyroDonkey's Avatar
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    If you're not into a full intake system, you could get the ECS Silicone Turbo Inlet Hose and a better filter as Allowencer said. I'm not sure if that will change the sound, though. I haven't done the mod, but I'm sure another person can chime in on that. You'll for sure need a HFC/test pipe and downpipe. Intercooler and intake are recommended upgrades. You may need a clutch upgrade in the future, too (At least according to what I've read on APR's site).

  5. #5
    Veteran Member Four Rings Marko S's Avatar
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    How important is a downpipe? I dont really see the importance if you have a hfc.

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    Current: 2019 Audi A4 Allroad Technik

    Past: 2011 Audi A4 Prem+ Stage 2+

  6. #6
    Veteran Member Four Rings
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    Not really at all. It's mostly if you want to get rid of the resonator.

    1 more thing to add to your list - proper spark plugs.
    2010 Silver Audi A4 MT Sport Package w/ B&O
    Stage 'X': FrankenTurbo F23L Ceramic Coated Manifold | Bully-Flo P&P Head | Ferrea Intake Competition Valves | Ferrera Exhaust Super Alloy Valves | IE ValveSprings & Retainers | HFC wrapped w/ DEI Titantium
    Eurocode FMIC | Maestro Tuned | K&N Typhoon Intake | EuroCode Meisterwerk | StopTech BBK | 034 Motor Mounts & All Inserts | CTS PCV Catch Can
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  7. #7
    Veteran Member Four Rings pierreb's Avatar
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    A lot of times I have found them sold as a kit.

  8. #8
    Established Member Two Rings FergusonHD's Avatar
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    Quote Originally Posted by pierreb View Post
    High flow cat + DP and tune are the only ones you need. IC depends on where you live and the temps you see.
    Yea I live Miami so I'd need one ASAP lol

  9. #9
    Veteran Member Three Rings OzeyeruZ's Avatar
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    *Needs for optimal Ko4*
    DP
    Intercooler
    Plugs and R8 coils
    Afe Dry flow filter
    HFIP (helps reduce spool time)

    *wants*
    Fluidamper
    3" inch exhaust
    Open end Air intake (I have ECS, sounds real nice with Ko4, feel the csr breathing easier)
    GFB DV+
    Meth Kit (steam cleans engine and never have to worry about heat soak.)

    Hopes this helps.

    Oz

  10. #10
    Established Member Two Rings kiw1's Avatar
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    Agree with Oz. The FMIC is really a must for Stage 3 - most people recommend it for Stage 2! I'm also running a performance AFE filter and ECS Silicone Turbo Inlet Hose instead of an intake system as I'm also not a fan of the noise. Not sure if anyone has mentioned this but you'll also need the tuning software. Allot of people here run AWE.
    2012 A4 Avant - APR Stage 2, JHM FMIC, EuroCode Test Pipe, Front and Rear Sway Bars, Bilstein PSS10, CR15, ECS Turbo Inlet Hose, aFe, RS Front Grille

  11. #11
    Veteran Member Four Rings Marko S's Avatar
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    Any of you ko4-ers running s3 injectors?

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  12. #12
    Senior Member Three Rings NLPed68's Avatar
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    I've recently completed a K04 install on my car. I'd already accumulated quite a few parts for the upgrade prior to actually getting it and installed a few of them (i.e. exhaust and intake). I now have Eurocode FMIC with all the associated EC plumbing, 034 HFC, B&B exhaust that includes the midpipe, ECS Kohlefaser Luft-Technik intake System (sounded like $hit with the K03, but sounds much better with K04??), appropriate heat range plugs & R8 coils, APR software. I have the GFB DV+ to install, but was instructed by an APR R&D tech to abstain from it as the stock APR K04 DV works as it should with there setup, so it's still sitting in my office next to a pile of suspension & brake parts that are part of my next big project.

    I'd say that since the OP is in Miami that the FMIC & associated plumbing are a true MUST HAVE for that environment, and the HFC/testpipe & appropriate plugs/coils are requirement per just about all the K04 sellers.
    Thanks,\
    Ed

    2012 A4 Avant... APR K04 /c APR tune, B&B catback, 034 HFC, 19" Avante Garde M510's, Bilstein B12 kit, Eurocode F&R swaybars/endlinks, Alu Kreutz, RS4'ish' Grilles, ERON rearview camera, EuroCode FMIC & plumbing, Kohlefaser Luft-Technik intake System, Ross-Tech VAGCOM, R8 coils, S-Line steering wheel /c paddle shifters, S4 F&R brakes /c drilled & slotted rotors/EBC's/stainless lines, LED taillights, Not a Mod, but WeatherTech laserfit floormats, 20% Tint, More to follow

  13. #13
    Veteran Member Four Rings Zach L's Avatar
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    What about clutch?!? Haven't seen any mention of it in this thread so far.

    I'm not familiar with the B8, but I know if you went K04 in a Mk6 GTI with similar TSI engine, a clutch was a must have. The factory clutch wasn't sufficient on even just a Stage 2 GTI... much less with a K04.
    Daily Driver: B8 A4 quattro 6MT, Aruba Blue on Black, Premium Plus, Sport Package, Bang & Olufsen
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  14. #14
    Senior Member Three Rings NLPed68's Avatar
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    ^^PyroDonkey mentioned the clutch. I take that for granted as mines an 8-sp Tip
    Thanks,\
    Ed

    2012 A4 Avant... APR K04 /c APR tune, B&B catback, 034 HFC, 19" Avante Garde M510's, Bilstein B12 kit, Eurocode F&R swaybars/endlinks, Alu Kreutz, RS4'ish' Grilles, ERON rearview camera, EuroCode FMIC & plumbing, Kohlefaser Luft-Technik intake System, Ross-Tech VAGCOM, R8 coils, S-Line steering wheel /c paddle shifters, S4 F&R brakes /c drilled & slotted rotors/EBC's/stainless lines, LED taillights, Not a Mod, but WeatherTech laserfit floormats, 20% Tint, More to follow

  15. #15
    Active Member Two Rings
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    What does a automatic trans need for a K04?

  16. #16
    Senior Member Three Rings NLPed68's Avatar
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    ^^^ Nothing. At least if you have a 2011 or newer, I'm not sure about the 6-speed auto.
    Thanks,\
    Ed

    2012 A4 Avant... APR K04 /c APR tune, B&B catback, 034 HFC, 19" Avante Garde M510's, Bilstein B12 kit, Eurocode F&R swaybars/endlinks, Alu Kreutz, RS4'ish' Grilles, ERON rearview camera, EuroCode FMIC & plumbing, Kohlefaser Luft-Technik intake System, Ross-Tech VAGCOM, R8 coils, S-Line steering wheel /c paddle shifters, S4 F&R brakes /c drilled & slotted rotors/EBC's/stainless lines, LED taillights, Not a Mod, but WeatherTech laserfit floormats, 20% Tint, More to follow

  17. #17
    Active Member Two Rings
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    so its just a turn key turbo upgrade for 2013+ automatic models?

  18. #18
    Senior Member Three Rings NLPed68's Avatar
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    ^^^No. You still need the aforementioned necessities. See Oz's post.

    Fmic
    Plugs/coils
    HFC/test pipe
    Software
    Etc.

    Just no clutch upgrade needed
    Thanks,\
    Ed

    2012 A4 Avant... APR K04 /c APR tune, B&B catback, 034 HFC, 19" Avante Garde M510's, Bilstein B12 kit, Eurocode F&R swaybars/endlinks, Alu Kreutz, RS4'ish' Grilles, ERON rearview camera, EuroCode FMIC & plumbing, Kohlefaser Luft-Technik intake System, Ross-Tech VAGCOM, R8 coils, S-Line steering wheel /c paddle shifters, S4 F&R brakes /c drilled & slotted rotors/EBC's/stainless lines, LED taillights, Not a Mod, but WeatherTech laserfit floormats, 20% Tint, More to follow

  19. #19
    Active Member Two Rings
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    what kind of plugs? where do i find the R8 coils?

    Also cant figure out what is a fluidamper?

    thanks

  20. #20
    Veteran Member Four Rings kwbdc's Avatar
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    Quote Originally Posted by Dez_Nutz_NM313 View Post
    what kind of plugs? where do i find the R8 coils?

    Also cant figure out what is a fluidamper?

    thanks
    Check out USP Motorsports website for the fluidamper
    2012 Audi A4 Premium +MT, Quattro, Xpel bra, SLine BBS CI-R 20x8.5 ET 32

    Mods: APR HFC/DP, APR K04, Bilstein PSS10 Coilovers, Okada Coilpacks, AWE Boost Gauge, Eurocode SSK, OSIR CF Spoiler, APR Carbonio Intake, AWE Exhaust, OSIR CF valence, ÜSS Adjustable Stabilizer set, Alu Kreuz, RS4 grille, Fluidampr,Apikol differential, folding mirrors,Brembo GT BBK, Deval CF splitter,ECS skid plate, RS4 rear brakes, Snow performance Stage3

  21. #21
    Veteran Member Four Rings Marko S's Avatar
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    Quote Originally Posted by kwbdc View Post
    Check out USP Motorsports website for the fluidamper
    Anyone running the fluidamper? IIRC there were issues with the ECS light weight pulley? Isn't this a similiar product?
    Current: 2019 Audi A4 Allroad Technik

    Past: 2011 Audi A4 Prem+ Stage 2+

  22. #22
    Veteran Member Three Rings slowone11's Avatar
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    You do not need "r8" coils or bigger injectors. Im on stock coils and ngk s4 plugs with my Loba k04 at 6000 feet altiitude. You do need hfc, fmic, hpfp, tuning, and exhaust....this is all recommended to get the full potential.
    I put down 320awhp and 360awtq i do have the fluidampner pulley.

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  23. #23
    Senior Member Three Rings NLPed68's Avatar
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    ^^^ I don't have the HPFP and it wasn't even recommended by APR. I have all the other stuff (plus the R8 coils).
    Thanks,\
    Ed

    2012 A4 Avant... APR K04 /c APR tune, B&B catback, 034 HFC, 19" Avante Garde M510's, Bilstein B12 kit, Eurocode F&R swaybars/endlinks, Alu Kreutz, RS4'ish' Grilles, ERON rearview camera, EuroCode FMIC & plumbing, Kohlefaser Luft-Technik intake System, Ross-Tech VAGCOM, R8 coils, S-Line steering wheel /c paddle shifters, S4 F&R brakes /c drilled & slotted rotors/EBC's/stainless lines, LED taillights, Not a Mod, but WeatherTech laserfit floormats, 20% Tint, More to follow

  24. #24
    Veteran Member Four Rings lettuce's Avatar
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    Quote Originally Posted by slowone11 View Post
    You do not need "r8" coils or bigger injectors. Im on stock coils and ngk s4 plugs with my Loba k04 at 6000 feet altiitude. You do need hfc, fmic, hpfp, tuning, and exhaust....this is all recommended to get the full potential.
    I put down 320awhp and 360awtq i do have the fluidampner pulley.

    Sent from my LG-H900 using Tapatalk
    Upgraded coils are way more of a must-do than hpfp and exhaust. The fastest non-EFR pump gas 1/4 mile times here were run with stock hpfp and stock catback exhaust. They do nothing for performance.
    B8 A4 - Eurodyne-tuned F23L - 12.6 @ 107 on 93

  25. #25
    Veteran Member Three Rings slowone11's Avatar
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    Quote Originally Posted by NLPed68 View Post
    ^^^ I don't have the HPFP and it wasn't even recommended by APR. I have all the other stuff (plus the R8 coils).
    My loba hpfp was recommended with the loba turbo as a combo

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  26. #26
    Veteran Member Four Rings lettuce's Avatar
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    Quote Originally Posted by slowone11 View Post
    My loba hpfp was recommended with the loba turbo as a combo

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    Yeah, by the people trying to sell it to you. Sorry I don't mean to be a dick, but APR is running much more power than any of us with their EFR on bone stock fueling. None of us need a hpfp.
    B8 A4 - Eurodyne-tuned F23L - 12.6 @ 107 on 93

  27. #27
    Veteran Member Three Rings slowone11's Avatar
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    Quote Originally Posted by lettuce View Post
    Yeah, by the people trying to sell it to you. Sorry I don't mean to be a dick, but APR is running much more power than any of us with their EFR on bone stock fueling. None of us need a hpfp.
    What do you mean by "much more power"? My set up at sealevel will make 50-60 more hp...that puts me close to 400awhp. What is apr putting up? And how much does the kit cost?

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  28. #28
    Veteran Member Four Rings lettuce's Avatar
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    Quote Originally Posted by slowone11 View Post
    What do you mean by "much more power"? My set up at sealevel will make 50-60 more hp...that puts me close to 400awhp. What is apr putting up? And how much does the kit cost?

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    LOL. Do you seriously think your K04 puts out more power than an EFR 6758?
    B8 A4 - Eurodyne-tuned F23L - 12.6 @ 107 on 93

  29. #29
    Veteran Member Four Rings
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    Quote Originally Posted by slowone11 View Post
    What do you mean by "much more power"? My set up at sealevel will make 50-60 more hp...that puts me close to 400awhp. What is apr putting up? And how much does the kit cost?

    Sent from my LG-H900 using Tapatalk
    More power yes, 50-60, I don't think so. Try like another 20-30ish.
    2010 Silver Audi A4 MT Sport Package w/ B&O
    Stage 'X': FrankenTurbo F23L Ceramic Coated Manifold | Bully-Flo P&P Head | Ferrea Intake Competition Valves | Ferrera Exhaust Super Alloy Valves | IE ValveSprings & Retainers | HFC wrapped w/ DEI Titantium
    Eurocode FMIC | Maestro Tuned | K&N Typhoon Intake | EuroCode Meisterwerk | StopTech BBK | 034 Motor Mounts & All Inserts | CTS PCV Catch Can
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  30. #30
    Veteran Member Three Rings VNA4's Avatar
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    U need 4 grand. That's it lol


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    S4 B8.5 2014
    KW H.A.S. / EuroCode ÜSS Adjustable Sway Bar / AWE Touring Diamond Black / 034 Stage 2+ / DP 187mm / APR Stage II Carbon Back Pipe
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    SOLD
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  31. #31
    Veteran Member Three Rings slowone11's Avatar
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    Quote Originally Posted by lettuce View Post
    LOL. Do you seriously think your K04 puts out more power than an EFR 6758?
    I never said it did. I wish i would have went BIGGER.. But you make it sound like its the best kit ever made. They haven't even released it yet and you are all on its nuts.

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  32. #32
    Veteran Member Three Rings slowone11's Avatar
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    Quote Originally Posted by Allowencer View Post
    More power yes, 50-60, I don't think so. Try like another 20-30ish.
    70-90 more power would be nice. 400awhp is what i was shooting for but i also was looking for quick power as i autocross my a4. My full boost kicks in at 2500rpm and pulls all the way to 6800. Im not to keen on having a highway numbers queen. These big turbo builds usually only have power from 4k-7krpm

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  33. #33
    Veteran Member Four Rings lettuce's Avatar
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    Quote Originally Posted by slowone11 View Post
    I never said it did. I wish i would have went BIGGER.. But you make it sound like its the best kit ever made. They haven't even released it yet and you are all on its nuts.

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    Dude, get a grip. This has nothing to do with being on anyone's nuts or your big turbo envy and resulting insecurities. The only reason I brought up that kit was to point out that there are A4s making more power than you on stock fueling. If an A4 with an EFR can run a 12.1 with a stock hpfp then what makes you think you need an aftermarket one on your slower K04?

    I understand your shop screwed you over with promises of 400awhp or whatever, but put your emotions aside and look at it logically. You want to try to justify all the money you spent and I get that. But unless you have a setup capable of running in the 11s a hpfp is just not necessary. Sorry. If it'll make you feel better then you can keep on thinking it is, but I just want to clear things up for the other people reading this thread so people aren't running around buying shit they don't need.
    B8 A4 - Eurodyne-tuned F23L - 12.6 @ 107 on 93

  34. #34
    Veteran Member Three Rings slowone11's Avatar
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    You're right. Its way better. I spent the money cause i broke my car not because my shop said i needed anything. Oh and when people say..."i dont mean to be a dick but" you are being a dick.


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    Last edited by slowone11; 07-23-2016 at 09:23 AM.

  35. #35
    Veteran Member Four Rings lettuce's Avatar
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    Quote Originally Posted by slowone11 View Post
    You're right. Its way better. I spent the money cause i broke my car not because my shop said i needed anything. Oh and when people say..."i dont mean to be a dick but" you are being a dick.


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    I really wasn't trying to be a dick, I swear. I just wanted to talk about car parts and then you triggered me by insinuating that I'm an APR fanboy.
    B8 A4 - Eurodyne-tuned F23L - 12.6 @ 107 on 93

  36. #36
    Veteran Member Three Rings slowone11's Avatar
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    Ok...i apologize. My bad. Lets talk car stuff.

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