Need some advice.

Discussion in 'Modifications And Maintenance' started by Rex1502, Sep 25, 2011.

  1. Rex1502
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    Rex1502 BANNED

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    I recently dropped my car off at the dealership for a new aftermarket tmic install after about 3 hours no prevail. Anyways since they put the car back together it has been acting up I feel like the turbo is trying to spool early in stead of around 3000 rpms it's doing it at like 2000-2500 and as soon as you let your foot off the gas you get a huge pop. I'm Aldo getting horrible gas milage like 17-21 on the freeway, I also feel like the car is hesitating when you stomp on it........ What should I do? I was planning on going to the DIY BBQ and now I've already drivin a hour and idk if I should get a tow back to my dealer or drive to the BBQ or just drive home
     
  2. kongzilla
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    kongzilla Well-Known Member

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    Might need a new tune.
     
  3. readymix
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    readymix ...Lest ye be trod upon... Staff Member

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    REPEAT AFTER ME: YOU MUST GET TUNED AFTER ANY POWER ADDING MODIFICATION...YOU DON'T JUST SLAP PARTS ON AND GO. Your car is rrunning like **** because it is tuned for your original intercoler, not the new one.
     
  4. Mr.Tran
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    Mr.Tran Well-Known Member

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    He had the stock one back on, The dealership actually didn't tighten the hose from the intercooler. It was fixed at the lift day, however I think he was having some other issues.
     
  5. Rex1502
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    Rex1502 BANNED

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    Yea the hose keeps falling off by throttle body. Avo said they give a afternarket hose thay is 5.5 inches long for 49 bucks. Free over night so im ginna try it
     
  6. xluben
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    xluben Well-Known Member

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    If you're in the cities and need any help with the install, I'm sure there are people that could give you a hand.

    I predict it will still need a bit of tugging and pulling to get it into place. Just make sure to install the TMIC into the hose just far enough for the clamp to grab onto, but not too far or it won't reach to the turbo.

    A deep socket or an extension will help in getting those turbo bolts started. Also, using an 8mm socket (instead of a flathead screwdriver) on the clamps will allow you to get them much tighter.
     
  7. Rex1502
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    Rex1502 BANNED

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    Yea the hose keeps falling off by throttle body. Avo said they give a afternarket hose thay is 5.5 inches long for 49 bucks. Free over night so im gonna give it a try
     
  8. Rex1502
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    Rex1502 BANNED

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    Thanks xluben!! Ill hit ya up come friday!
     
  9. ofspunk7
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    ofspunk7 Well-Known Member

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    Yeah, you don't need to waste money on that. You can just adjust your TB hose position or buy better clamps. Take it from someone who has had issues with the same thing. I guess if you already have it on order, well then this doesn't help at all. But if you keep having leak issues I am happy to try and help you out.
     
  10. 03subyR
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    03subyR Well-Known Member

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    Hey if you are around SouthWest Metro stop by and I will fix your problem. You have AVO TMIC is that right? You will need a tune but at least your hose will stay on the TB. Pm'ed you my number.
     
  11. xluben
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    xluben Well-Known Member

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    I saw his setup in person yesterday. The AVO looks to be even further off than my IPR TMIC was. If the AVO hose is even a tiny bit longer I think it would help a lot.
     
  12. 03subyR
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    03subyR Well-Known Member

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    I had AVO on my car and had no problems with fitment or any other issues. The factory TB hose never came off and I had over 20k miles on it.
     
  13. ofspunk7
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    ofspunk7 Well-Known Member

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    Sounds like it should fit ^

    I guess I never really had issues with my IPR TMIC fitting in my engine. I am guessing a rotation of the TB hose is all that is needed here.
     
  14. 03subyR
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    03subyR Well-Known Member

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    Unless Subaru switched TB hose on 09+ WRX :/
     
  15. AWDimprezaL
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    AWDimprezaL has more posts than you

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    This is why you spend the $$$, process west.
     
    Tekko and Mr.Tran like this.
  16. FuJi K
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    FuJi K Well-Known Member

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    FMIC!!! Top End yo!!!
     
  17. ofspunk7
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    ofspunk7 Well-Known Member

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    I am not sold on that comment. The problem here is there is no data to back either product. Spending double the money for a TMIC that might be better? I guess I would want to see what really makes it worth double the money. I have no problem buying quality parts, I suggest it. In this case, the TMIC seems to be very similar.

    I wish I would have done this on my 09 instead of the IPR TMIC. It is going to be something that I have to replace now.
     
  18. AWDimprezaL
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    AWDimprezaL has more posts than you

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    Ask gridlocked how good his process west fits on subytek's old 09 wrx, like a GLOVE, almost a work of art.
     
  19. ofspunk7
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    ofspunk7 Well-Known Member

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    Yeah I get that, I guess I was saying I am not sure I see what else justifies the price tag.

    My IPR TMIC fit fine, I didn't have any issues and it was 50% less than the Process West. I think a lot of people that have issues with fitment, deal with these issues because they don't have the TB hose clocked correctly.
     
  20. AWDimprezaL
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    AWDimprezaL has more posts than you

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    Also the west has wayyy more surface area. Just sayin, IMO its worth twice the price.
     
  21. ofspunk7
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    ofspunk7 Well-Known Member

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    Is that vs the OEM TMIC? I guess I have never seen the two side by side (Process West vs IPR). I would be interested to see the difference in the two. I have to say the OEM setup is tiny compared to the IPR. I liked that the IPR has a thermal coat option and was wider than the opening in the hood scoop... the larger surface area is a good thing. I'll have to check out Ted's 09 WRX vs mine. I have yet to see a Process West TMIC in person.
     
  22. xluben
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    xluben Well-Known Member

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    The PW has more surface area, but the IPR has more volume.

    I haven't seen any data on either that would indicate which one actually cools better :(
     
  23. Mr.Tran
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    Mr.Tran Well-Known Member

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    I would assume surface area would be a greater concern than volume. Example if an intercooler can fit more air but does not cool it efficiently, what's the point? I mean volume should play a factor, i would think it would matter more on higher boost/hp set ups? But obviously I have no data just a theory. Another plus of the PW is the splitter it comes with.
     
  24. ofspunk7
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    ofspunk7 Well-Known Member

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    Interesting. The surface area part is what I don't get. The hood scoop is only so wide. The IPR is larger than the hood scoop opening.... so the PW one is even larger than that? What is the point? Is it even cooling at that point? Fins outside of the flow of air would seem like they just collect engine heat.

    Is the splitter a 02 - 07 option. I don't think that is something that comes with the 08+.

    The bigger factor here is, what could you do with the extra $300 - $400 to you engine that you save not buying the PW TMIC. Would the difference that you notice using the PW TMIC really be worth $300 - $400? That is a large chunk of money and there are a few things that you could do with that money to improve your performance. However, since there is no data on either I guess we won't know.
     
  25. WRX1
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    WRX1 _ Staff Member

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    The larger the surface area, the quicker the IC will cool off after it gets heat soak. The more volume the IC can handle, the larger the turbo you can run on it. Larger turbos and higher boost do not always make the post turbo air temps higher than a smaller turbo on low boost.

    On my bugeye, the td04 at anything over 15psi was pushing 310-325ish (all in F) and my 18g at 24psi was pushing the same air temps. The td04 over 20psi was well over 350, really closer to 375.

    Russ
     
  26. AWDimprezaL
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    AWDimprezaL has more posts than you

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    Here is my take, rallysport has his AVO intercooler for $799, they have a process west for $982, the subaru labor rate is around 115/hr (that is assuming they only charged him an hour). Plus whatever gas money he needed to get to said dealership, if he is from sauk centre, I would say the closest place is st cloud, which is 42 miles from sauke centre, at 21 mpg so roughly $20 in gas subtracted from the $66 he saved is $46 and this is assuming he would count his own time as free. HOWEVER, he was willing to pay someone $250 in another thread to install it, which would have put it at $983 for an intercooler that is smaller than the PW, doesnt come with a splitter, and doesnt fit very well. Not sayin' just sayin/thread.
     
  27. idget
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    idget Want to pokéman? PM ShortytheFirefighter

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    ^@Russ, Hence the reason we call them blow driers lol.Yeah you can make a boatload of torque with the td04, but it's running waaaaay out of it's efficiency range.

    Really, the take away is to build your system as a whole. Build with some sort of purpose rather than slap parts on it bc they're cheaper, look better, etc... you'll likely save more money in the end that way anyway.

    Personally, if spool were the biggest factor, heat soak wasn't much of an issue most of the time (car mainly used for open lapping or highway driving), and I was paranoid about the higher risk of catastrophic failure due to front end damage, I'd go with the Process West. I don't know the core or endtank dimensions of either, but typically, like Russ said, the larger volume ic is meant for turbos pushing more air. It also means more air is required to fill said volume. Ever driven a stock turbo 2L with a huuuuge ebay fmic? Guess how the transient response is on a car like that compared to one with a properly matched intercooler (tmic or fmic).

    At the end of the day I'll pay a premium for drivability... which is also why my first mods are always tires, alignment, shifter, anything that helps with brake/clutch feel, anything that helps throttle response, etc... you know, the parts that you spend the most time interfacing with.

    I'll also pay a premium for fitment. I don't want some crooked, half falling off POS on my car (unless it's the rsvx lol). With the amount of potholes in my area, no amount of hairspray or bracing would keep a barely held together tb hose from popping off... ask me how I know :(
     
  28. AWDimprezaL
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    AWDimprezaL has more posts than you

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    Sorry, my math was wrong, you would be paying in the end (if you had someone put it on for the $250) $1049. Also, sheen, we are talking about the PW top mount.
     
  29. idget
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    idget Want to pokéman? PM ShortytheFirefighter

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    I know, and I'm agreeing that the PW is a better purchase. Fitment is better, it should recover from heatsoak quicker, and it should come with a properly fitted splitter.

    I ramble sometimes... I'll crawl back into my hole (aka garage) now lol
     
  30. AWDimprezaL
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    AWDimprezaL has more posts than you

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    I forgot to add a :D Sheen, but get back to work anyways!
     
  31. WRX1
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    WRX1 _ Staff Member

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    the other thing to remember (now that I have time to spell it out) is the seal from the hood to the tmic. I did TONS and TONS of air temp testing with my bugeye. Multiple turbos, IC's, bellows, splitters, hoodscoops, etc. At the end of the day, it doesn't matter what IC you are running, your post IC air temps will stay about the same under "normal" driving conditions. With the little td04, the stock wrx IC was the best cooler (vs my larger TXS tmic). Once I went the the 18g, the stock tmic just couldn't handle the flow so the TXS tmic was a better fit. But at cruise conditions (whicd is your DD stuff), it didn't matter. The thing I noticed most was once the IC got heatsoaked (more than ambient air temps), the key was how quick it cooled back off.

    Everything I had in my arsenal of parts cooled the ic back off again, the key was how fast. So you want a volume matching turbo and IC with the most surface area you can get, then you want to make sure the scoop is sealed to the IC with the most surface area exposed. You also want the seal to be on the edge of the end tanks, not in the middle of the fins or out on the end of the end tanks. Also with a TMIC, you want a splitter to grab some of the incoming air and force it down to the front half of the IC. All those little things will cool off the post IC air temps super fast (think a couple of hundred yards vs a mile plus).

    Russ