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Turbo Grand Prix

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

2,050 topics in this forum

  1. TGPforums.com Problems

    By Pontiac6KSTEAWD,   
    • 23 replies
    • 2.7k views
    • Addicted To Boost
    • Addicted To Boost

  2. Blow Off Valve Installed

    By S P E E D,   
    • 16 replies
    • 2.2k views
    • Garrett Powered
    • Garrett Powered

  3. Update on the TGP, new actuator, FFP pulley, PCV line, datalogging???

    By GOT2B GM,   
    • 7 replies
    • 1.6k views
    • z24turbo93
    • z24turbo93

  4. Boost Gauge Install

    By S P E E D,   
    • 0 replies
    • 1.9k views
    • S P E E D
    • S P E E D

  5. Stock or aftermarket rad???

    By S P E E D,   
    • 23 replies
    • 2.3k views
    • S P E E D
    • S P E E D

  6. New TGP Owner

    By S P E E D,
    • 22 replies
    • 2.8k views
    • krenzy
    • krenzy

  7. 1990 tgp trans remove

    By whip,   
    • 3 replies
    • 1k views
    • kuntzie
    • kuntzie

  8. 1990 TGP Trans

    By whip,   
    • 10 replies
    • 1.6k views
    • gp90se
    • gp90se

  9. Tranny

    By stubby,   
    • 16 replies
    • 1.9k views
    • stubby
    • stubby

  10. Problem Without a Clue.....

    By Addicted To Boost,   
    • 7 replies
    • 1k views
    • Addicted To Boost
    • Addicted To Boost

  11. Factory boost controller and MBC at the same time

    By GOT2B GM,   
    • 4 replies
    • 1.3k views
    • GutlessSupreme
    • GutlessSupreme

  12. grand prix 1990 turbo Mclaren

    By whip,   
    • 18 replies
    • 2.6k views
    • Dark Ride
    • Dark Ride

  13. KAZ MotorSports HOT/Performance Chips ON SALE!

    By krenzy,
    • 2 replies
    • 2k views
    • trbo31
    • trbo31

  14. T28 question

    By 350TPI,   
    • 5 replies
    • 1.1k views
    • GutlessSupreme
    • GutlessSupreme

  15. found a Jeff M rebuilt crossover

    By erich,   
    • 16 replies
    • 2.1k views
    • TGPilot
    • TGPilot

  16. dyno sheets and questions!

    By futuretgper,   
    • 5 replies
    • 1.1k views
    • TGPilot
    • TGPilot

  17. Any benefit to a HO2 in a TGP?

    By GnatGoSplat,   
    • 18 replies
    • 2k views
    • GnatGoSplat
    • GnatGoSplat

  18. Who has a Chipped TGP? 1 2

    By 89GPSE,   
    • 29 replies
    • 2.8k views
    • TGPilot
    • TGPilot

  19. NO FRIGGEN WAY.........

    By Addicted To Boost,   
    • 6 replies
    • 1.4k views
    • Dark Ride
    • Dark Ride

  20. TGP Values 1 2 3 4

    By 89GPSE,   
    • 79 replies
    • 10.1k views
    • Dave Bodley
    • Dave Bodley

  21. Location of lower motor mount

    By 350TPI,   
    • 4 replies
    • 1.1k views
    • 19Cutlass94
    • 19Cutlass94

  22. Oil pump drive o-ring

    By TLOC,   
    • 5 replies
    • 1.1k views
    • 89GPSE
    • 89GPSE

  23. Sensors

    By TLOC,   
    • 3 replies
    • 1.1k views
    • TLOC
    • TLOC

  24. Turn signal stalk

    By 350TPI,   
    • 6 replies
    • 1.3k views
    • 89GP_SE
    • 89GP_SE

  25. TGP Upgrade Questions.

    By 89GPSE,   
    • 4 replies
    • 1.3k views
    • Addicted To Boost
    • Addicted To Boost
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