F/I Mods & Tuning

Discussion Turbochargers, Superchargers, NOS and general FI issues.

Sort By:
Title
Replies Views
Last Message ↓
  1. FuCt
    Replies:
    11
    Views:
    1,672
  2. Spyder327
    Replies:
    110
    Views:
    4,988
  3. DOGO X
    Replies:
    11
    Views:
    1,170
  4. project-c2
    Replies:
    11
    Views:
    909
  5. gmm3780
    Replies:
    26
    Views:
    1,692
  6. DOGSTOY06
    Replies:
    13
    Views:
    1,157
  7. crazy2win
    Replies:
    20
    Views:
    2,148
  8. akakrill
    Replies:
    15
    Views:
    1,002
  9. X-Runnin
    Replies:
    81
    Views:
    3,919
  10. blackx-runner
    Replies:
    6
    Views:
    837
  11. azjimi
    Replies:
    12
    Views:
    1,276
  12. Spyder327
    Replies:
    77
    Views:
    4,878
  13. BigBuff87
    Replies:
    7
    Views:
    686
  14. SAMUEL_XR
    Replies:
    3
    Views:
    652
  15. trd_sport
    Replies:
    14
    Views:
    1,246
  16. Spicy Taco X
    Replies:
    17
    Views:
    1,499
  17. DOGO X
    Replies:
    17
    Views:
    1,630
  18. WisconsinX
    Replies:
    28
    Views:
    2,703
  19. MXXN
    Replies:
    7
    Views:
    1,314
  20. azjimi
    Replies:
    13
    Views:
    1,435

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.