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Turbo Grand Prix

This forum is for enthusiasts of the rare 1989-90 Pontiac Grand Prix Turbo.

2,047 topics in this forum

  1. finally getting somewhere on the j/y Turbo STE....

    By Guest TurboSedan,   
    • 2 replies
    • 1.3k views
    • Mike J.
    • Mike J.

  2. attn: Jason

    By Guest TurboSedan,   
    • 3 replies
    • 1.3k views
    • Guest
    • Guest

  3. Differences between the 95+ DSM T-25 and the TGP T-25

    By eclipse5302,   
    • 6 replies
    • 1.3k views
    • RedZMonte
    • RedZMonte

  4. K&N cone filter for a TGP

    By shadow,   
    • 6 replies
    • 1.3k views
    • shadow
    • shadow

  5. Need some PMIII advice please.

    By Addicted2bass,   
    • 9 replies
    • 1.3k views
    • Addicted2bass
    • Addicted2bass

  6. TGP throttle body (17089084) replace/rebuild

    By trindell,   
    • 1 reply
    • 1.3k views
    • mfewtrail
    • mfewtrail

  7. upgrading turbos

    By manualturbo,   
    • 5 replies
    • 1.3k views
    • SleeperRed90TGp
    • SleeperRed90TGp

  8. new to the forum, asking for help

    By turbo dad,   
    • 10 replies
    • 1.3k views
    • Garrett Powered
    • Garrett Powered

  9. Hard downshift, rough acceleration

    By god910,
    • 7 replies
    • 1.3k views
    • god910
    • god910

  10. over flow container?

    By Mr_Efficiency,   
    • 8 replies
    • 1.3k views
    • Addicted To Boost
    • Addicted To Boost

  11. New Found Power!

    By RedZMonte,   
    • 7 replies
    • 1.3k views
    • RedZMonte
    • RedZMonte

  12. powermaster lll motor spins backwards

    By SleeperRed90TGp,   
    • 2 replies
    • 1.3k views
    • SleeperRed90TGp
    • SleeperRed90TGp

  13. Overboosting

    By god910,   
    • 9 replies
    • 1.3k views
    • TurboGTU
    • TurboGTU

  14. buying a 90 TGP tomorrow w/ a bad tranny leak

    By 383ws6,
    • 9 replies
    • 1.3k views
    • 383ws6
    • 383ws6

  15. How to read my gauges

    By redgrandprix,   
    • 0 replies
    • 1.3k views
    • redgrandprix
    • redgrandprix

  16. Recomendation from Turbonetics...What do you think?

    By Jon89le,   
    • 13 replies
    • 1.3k views
    • Jon89le
    • Jon89le

  17. Transmission question

    By Marcus18,   
    • 12 replies
    • 1.3k views
    • Chris A
    • Chris A

  18. NEED TURBO PART!!

    By maddmatt68,   
    • 5 replies
    • 1.3k views
    • GOT2B GM
    • GOT2B GM

  19. TURBO KIT UP ON EBAY

    By niel,   
    • 8 replies
    • 1.3k views
    • niel
    • niel

  20. TGP has been gone awhile, anyone seen it?

    By 95GTP,   
    • 10 replies
    • 1.3k views
    • 95GTP
    • 95GTP

  21. Slapped a K&N filter onto my turbo!

    By 90TGP,   
    • 4 replies
    • 1.3k views
    • Guest
    • Guest

  22. carfax request

    By Guest TurboSedan,   
    • 14 replies
    • 1.3k views
    • Guest
    • Guest

  23. Up to your old tricks again Jeff?

    By TGPilot,
    • 7 replies
    • 1.3k views
    • GutlessSupreme
    • GutlessSupreme

  24. PM III fluid levels

    By Lee,   
    • 1 reply
    • 1.3k views
    • eclipse5302
    • eclipse5302

  25. Back in town now/busy? yea, Jeff M

    By Jeff M,
    • 16 replies
    • 1.3k views
    • Jeff M
    • Jeff M
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