F/I Mods & Tuning

Discussion Turbochargers, Superchargers, NOS and general FI issues.

Sort By:
Title
Replies Views
Last Message ↓
  1. hiflyer
    Replies:
    15
    Views:
    1,157
  2. Blue10XR
    Replies:
    15
    Views:
    734
  3. 05X-Runner
    Replies:
    2
    Views:
    294
  4. 30Birdy
    Replies:
    7
    Views:
    471
  5. XMPLRY808
    Replies:
    25
    Views:
    1,519
  6. iniazy
    Replies:
    10
    Views:
    806
  7. RRXrunner12
    Replies:
    11
    Views:
    620
  8. TRON
    Replies:
    4
    Views:
    349
  9. Tom2769
    Replies:
    10
    Views:
    742
  10. Torspd
    Replies:
    62
    Views:
    3,875
  11. Amo-cat3
    Replies:
    7
    Views:
    392
  12. XeddeX
    Replies:
    3
    Views:
    526
  13. TRON
    Replies:
    17
    Views:
    1,200
  14. Hard Taco
    Replies:
    15
    Views:
    947
  15. whippersnapper02
    Replies:
    21
    Views:
    2,286
  16. 30Birdy
    Replies:
    11
    Views:
    890
  17. Ostrichsak
    Replies:
    10
    Views:
    976
  18. Blue10XR
    Replies:
    12
    Views:
    671
  19. Tom2769
    Replies:
    10
    Views:
    718
  20. Tom2769
    Replies:
    16
    Views:
    928

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.