SPT Air intake

Discussion in 'General Subaru Discussion' started by wings_23, Jan 18, 2007.

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  1. wings_23
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    wings_23 New Member

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    Im thinking of getting a SPt air intake. I was told that the turbo sounds louder in the car does any one have this set up and if so does the turbo sound louder.
     
  2. AWDimprezaL
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    AWDimprezaL has more posts than you

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    YES on both, and yes we have them in stock and yes you get a discount.
     
  3. LesMiner
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    LesMiner Active Member

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    I have the SPT intake. It does make noise like a whistle sound or rushing air. As boost increases you get the noise.
     
  4. webcrawlr
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    webcrawlr Well-Known Member

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    ...and you lose power. Stay with the stocker.
     
  5. AWDimprezaL
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    AWDimprezaL has more posts than you

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    Yeah no, you dont lose power
     
  6. webcrawlr
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    webcrawlr Well-Known Member

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    Yeah, yeah you do.

    My thread here on it: http://mnsubaru.com/forums/showthread.php?t=14074
    My thread on IWSTI on it: http://www.iwsti.com/forums/showthread.php?t=71950
    Others on IWSTI that felt the power loss: http://www.iwsti.com/forums/showthread.php?t=57770

    Cliff notes: Stock: 251HP.. SPT intake (and exhaust) 229HP

    SPT had this to say about it:
    What a croc. SPT intake FTL.
     
  7. Sogonerg
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    Sogonerg Anteater

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    ^Wha-dam! Thank you Van Dam!
     
  8. bikerwriter
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    bikerwriter Well-Known Member

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    A downpipe would add real power to the car.
     
  9. AWDimprezaL
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    AWDimprezaL has more posts than you

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    i still think you should get your car dynoed again stock.....251whp is really high
     
  10. driftin240
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    driftin240 Well-Known Member

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    Didn't your mommy tell you if you don't have anything nice to say...don't say anything at all! I think you need to re-dyno your stock car, and then tell me it was at 251awhp. That's pretty high for a stock car, and I don't care where you read that other people lost power too. Engines are designed on simple principles...flow more air, more effieciently, and you'll get more POWER. With that SPT exhaust you had, and the intake...and proper dyno tech... you should have seen power increases...not loses.
     
  11. WRX1
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    WRX1 _ Staff Member

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    Until the motor start digesting hot under hood air and the power goes down. Welcome to the world of short ram intakes.

    Russ
     
  12. bikerwriter
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    bikerwriter Well-Known Member

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    Yeah, I don't know why CAI get such a good rep. A CAI on an F-body would swallow heat-soaked air from the engine bay. Seems dumb to me. I'd rather use flexible aluminum dryer venting to rig a ghetto ram-air intake.
     
  13. AWDimprezaL
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    AWDimprezaL has more posts than you

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    he had the heat shield...but that doesnt mean it didnt get super heated up in there as well
     
  14. webcrawlr
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    webcrawlr Well-Known Member

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    I did. 244HP with less then 24 hours learning on the ECU a week later.

    I'll beleive what the dyno tells me over what you or SPT says it's supposed to do any day. You can argue my first dyno reading was off all you want. I went back less then 24 hours later after taking the SPT parts off and pulled a 244 on my 4th back to back pull.

    Bingo. With a tune maybe you'll see a gain in power. Cobb could only squeeze 2HP out of that intake on a stage 2 car though. That's neither here nor there. SPT claims NO tuning needed to see that power. That's obviously bs.
     
  15. wall of tvs
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    wall of tvs Well-Known Member

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    Agreed. After a certain IAT, the ecu will start pulling more and more timing as temps rise regardless if it's seeing knock or not.

    Unless you are pulling gobs and gobs of air, your best bet is the stock airbox with the "snorkelektomy" performed and replaced with either a velocity stack or a direct connect from the ram air scoop thingy (ie, MotoGP elbow). And don't forget a clean filter and turbo inlet.
     
  16. austinpike
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    austinpike Well-Known Member

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    Isn't it possible they may have something of a point there? Short of having the car in a windtunnel, there is no way you are going to simulate real-world airflow on a stationary dyno.

    I've never had my car on a dyno, and quite honestly don't know jack about it. Just asking...
     
  17. esperunit
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    esperunit Well-Known Member

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    thats why dynos provide loaded resistance. They don't freewheel, the value in using it for tuning is that it is as accurately as possible simulating the the driveline would be under at speed.
     
  18. Shibbs
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    Shibbs The Daywalker

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    GP Moto + K&N Drop-in FTMFW!!!!
     
  19. Dream
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    Dream Well-Known Member

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    psssst, who needs a SPT intake when you could just get one of these!!!

    [​IMG]
     
  20. rabbit
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    rabbit Well-Known Member

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    :laugh:
     
  21. zapman
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    zapman Well-Known Member

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    who needs the spt intake when you can hack out your resonator box to accomplish the same thing for free???
     
  22. w_o_t_boy
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    w_o_t_boy Well-Known Member

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    Is that a leaf blower?
     
  23. Dream
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    Dream Well-Known Member

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    I think so :biggrin:
     
  24. jubella2
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    jubella2 GC8 FTW

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    Toro power FTW!
     
  25. ShortytheFirefighter
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    ShortytheFirefighter Pokemans. I has none. Staff Member

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    My 6 cylinder makes 1250 lb/ft of torque.
    Wonder if you could rig a fuel line up to that as well to keep it going. You know, it'd be a bummer if your secondary forced induction setup ran out of fuel...
     
  26. bikerwriter
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    bikerwriter Well-Known Member

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    :laugh:

    My personal recommendation is the Binford Air Intake Resonator, which is rated at 10,000 cfm. Some assembly required!
     
  27. Dream
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    Dream Well-Known Member

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    Maybe its electric? There's gotta be a way....... :biggrin:
     
  28. wall of tvs
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    wall of tvs Well-Known Member

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    somebody post the link to the old beater civic that did dyno testing with a leaf blower and nitrous. It actually made more power with the leaf blower and a lot more with both of them together, lol. I think they ended up wrecking the tranny while on the dyno.
     
  29. Dream
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    Dream Well-Known Member

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    http://videos.streetfire.net/search/leaf blower/0.htm

    :laugh:
     
  30. bikerwriter
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    bikerwriter Well-Known Member

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    That was way too funny! :biggrin:
     
  31. esperunit
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    esperunit Well-Known Member

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    judging by that orange extension cord behind it i'd say thats an electric leaf blower in the pic
     
  32. wall of tvs
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    wall of tvs Well-Known Member

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    no, that's the NOS line, y0!!!!!
     
  33. bikerwriter
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    bikerwriter Well-Known Member

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    I was amazed at the hp improvement for the GMC with just the leaf blower. Hmmm.... Maybe the n/a guys could run power from the cig adapter to a leaf blower ahead of their intake?
     
  34. Shibbs
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    Shibbs The Daywalker

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    And run way lean. I'll hook one up to the girlfriend's SL1 without her knowing it.
     
  35. bikerwriter
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    bikerwriter Well-Known Member

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    Wouldn't that like triple the horsepower of a Saturn?
     
  36. Shibbs
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    Shibbs The Daywalker

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    The injectors are probably about 77cc.... haha
     
  37. bikerwriter
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    bikerwriter Well-Known Member

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    Russ could mod those out to what, 78cc? Hehehehe
     
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