urd

  1. hypertaco

    URD CAI with Magnuson Supercharger

    Anyone running the URD CAI with a Magnuson supercharger without any trouble?
  2. mikorockhard

    parts for sale

    So to all my xrunner brothers and sisters out there I have a bunch of parts just sitting around that I don't need. Everything is basically best offer and yes I am willing to ship at buyers expense. In addition to what I have here I have a urd maf calibrator with the plug and play harness for...
  3. mikorockhard

    Parts for sale

    So to all my xrunner brothers and sisters out there I have a bunch of parts just sitting around that I don't need. Everything is basically best offer and yes I am willing to ship at buyers expense. In addition to what I have here I have a urd maf calibrator with the plug and play harness for...
  4. T

    WTB: Urd Y Pipe

    Looking for a Urd Y pipe for my 2013 Tacoma 2wd prerunner. Let me know what you have.
  5. T

    70mm vs 76mm throttle body upgrade

    I've been reading a lot of the threads about the URD throttle body adapter. Most of the information about the adapters is about the 76mm one. I haven't seen much about the 70mm. I am seriously considering the upgrade, but the whole idle problem that occurs concerns me. Is the problem the same...
  6. T

    URD CAI and MAF Sensor Questions

    I am going to purchase the URD CAI and the URD MAF Sensor Calibrator for my normally aspired 2006 X-runner. My questions are: 1. Is the plug and play version of the MAF sensor calibrator worth the extra money? 2. Should I replace the MAF sensor itself while I am at it? 3. Will my truck be able...
  7. zel

    URD FIX-U Hydro Bearing Conversion Kit Question

    Hi everyone! If you've ever done the URD hydro bearing mod, please let me know your experience. I've recently had a URD stage 3 clutch installed. After this was done, the stock throwout bearing started squealing like a stuck pig, so I opted for the URD hydro bearing kit and just had it...
  8. A

    WTB: URD Spec-U Exhaust for '05-'11 X-Runner

    Anyone selling the URD Spec-U equal length exhaust for the early model X-Runner? Preferably with the updated pipe.
  9. D

    Mk3 Install No Start. Help!

    It has been over 6 years since I posted here! I have been out of the scene for a while. I just installed the URD MK3 Stage 2 system on my truck and tried to fire it up. No good. I don't hear the fuel pump running at all, and it sounds like its not getting any gas. Anybdy else have this happen...
  10. Gadget

    HUGE Price Drop on Magnuson Superchargers!!!

    Yep, that's right, huge price drop!! They have been blowing out the door today..... Check it out! http://urdusa.com/store/Forced-Induction-Other-Supercharger-Kits/c168_203/index.html
  11. mikorockhard

    Sprint booster

    Does or has anyone ever installed the sprint booster in our truck? Is it worth it? Is it something that when you go to tune is now useless?
  12. A

    Problems installing URD Spec-U Equal Length Headers

    Hey guys! This is my first time actually making a thread. I have been searching for a few hours and can't find anyone talking about the actual install of these headers. A couple references, but nothing in detail. I'm having a hell of time installing these guys. I've only worked on the...
  13. W

    help decide guys clutch time

    Kk I need a clutch for my x and was just gonna do urd stage 3 but they're not ready yet so I got to thinking and well... I know urd is urd but which clutch is really best for me? I do occassional drag nights I do tow/haul hard drops when the ricer or desiel decides to blow smoke but most...
  14. Prise

    Goods in the mail

    Just got a box of URD goods a couple days ago!
  15. P

    Urd short shifter

    Just installed it! Im loving how much less throw it is between gears but wth is up with reverse? Its so hard to engage. Anyone else having this problem?
  16. raziug

    URD 3" Catback, DTLTH, O2 SIM, GASKETS

    (LIKE NEW) Catback exhaust system directly from URD at about 20 days ago. Installed on truck and simply not my taste for sound. (NEW, NEVER INSTALLED) Doug Thorley Long Tube Headers 2012/2013, O2 Sim, and Crush Gaskets from a fellow XRU member without realizing how strict CA Smog laws...
  17. picaCulo

    rear 02 sims

    So I'm looking to buy some 02 sims for aftermarket long tube headers if anyones got a used set they wanna sell.
  18. Ostrichsak

    Brand New URD SuperGrip Supercharger Pulley for TRD Supercharger Adds 1.5-2psi 4.0L

    *SOLD* New URD SuperGrip Supercharger Pulley for TRD Supercharger Adds 1.5-2psi 4.0L **SOLD** This is a brand new and never installed SuperGrip upgraded s/c pulley by Underdog Racing Development. This pulley is 2.825" compared to the stock size which is 3" & will increase your boost...
  19. X-MOKED U

    new mods :D

    So i've been lurking around here long enough to find the right mods for my truck, and i got nothing to say but thank you to all of you that have those awesome HOW TO threads, and ALL the guys that provide all this helpful info on products so i know whats the right fit for my x. finally got...
  20. wolfpack_5150

    exhaust wrap on headers and Y pipe or not?

    Im 99% sure Im gunna wrap the URD Y-pipe due to how close it gets to the trans, which worries me more due to having an auto. Should I wrap the thorley longtubes? any input is appreciated...........for or against, please include any reasoning if u dont mind. is there ANY benefit to wrapping...
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