F/I Mods & Tuning

Discussion Turbochargers, Superchargers, NOS and general FI issues.

Sort By:
Title
Replies Views
Last Message
  1. Sticky Threads
  2. iniazy
    Replies:
    51
    Views:
    7,002
  3. revobreaker
    Replies:
    81
    Views:
    14,101
  4. dpartinvr4
    Replies:
    33
    Views:
    7,725
  5. butters607
    Replies:
    108
    Views:
    15,898
  6. hotrodt
    Replies:
    255
    Views:
    35,055
  7. sdxrunner619
    Replies:
    52
    Views:
    11,770
  8. Torspd
    Replies:
    5
    Views:
    2,224
  9. My68ur8trd
    Replies:
    31
    Views:
    10,998
  10. Super Werty
    Replies:
    235
    Views:
    24,309
  11. Murderface
    Replies:
    40
    Views:
    10,899
  12. jmoore120
    Replies:
    36
    Views:
    3,158
  13. dmbfan73
    Replies:
    43
    Views:
    16,422
  14. quickshift93
    Replies:
    109
    Views:
    32,288
  15. Normal Threads
  16. Nashman
    Replies:
    13
    Views:
    278
  17. GT7
    Replies:
    0
    Views:
    132
  18. GT7
    Replies:
    7
    Views:
    372
  19. Nashman
    Replies:
    14
    Views:
    389
  20. sf.larry
    Replies:
    1
    Views:
    117
  21. TRON
    Replies:
    3
    Views:
    199
  22. x-driver21
    Replies:
    26
    Views:
    1,247
  23. Superloki24
    Replies:
    2
    Views:
    310
  24. Philby
    Replies:
    5
    Views:
    430
  25. radracer_x
    Replies:
    3
    Views:
    347
  26. Nashman
    Replies:
    8
    Views:
    352
  27. shane881510
    Replies:
    23
    Views:
    757
  28. Superloki24
    Replies:
    16
    Views:
    751
  29. radracer_x
    Replies:
    8
    Views:
    856
  30. Amo-cat3
    Replies:
    4
    Views:
    252
  31. radracer_x
    Replies:
    17
    Views:
    764
  32. Kevin S.
    Replies:
    16
    Views:
    1,049
  33. wolfpack_5150
    Replies:
    4
    Views:
    358
  34. NHXRUNNER
    Replies:
    9
    Views:
    356
  35. Gadget
    Replies:
    3
    Views:
    373

Thread Display Options

Loading...
  • About Us

    XR-Underground is a dedicated community of Toyota X-Runner enthusiasts that was launched in January 2007. X-Runner Underground.com, referred to as XRU by our regular members, offers an active discussion forum, group events, specialty merchandise, a welcoming community of owners and the most information you can find about the Toyota X-Runner on the internet!
  • Quick Navigation

    Open the Quick Navigation

  • Like us on Facebook

  • Your donations keep XRU going

    XRU is a forum for the users, by the users. We receive very limited funding from vendors so we really rely on donations to cover our operating costs and to provide products and giveaways at events. Every dollar helps!

    If you are able to donate, we'd really appreciate your help.