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Turbo Grand Prix

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

2,051 topics in this forum

  1. Low high end power

    By shadow,   
    • 24 replies
    • 2.3k views
    • shadow
    • shadow

  2. What is this rubber hose? 3.1 Turbo

    By Bake82,   
    • 5 replies
    • 1.2k views
    • Bake82
    • Bake82

  3. Custom TGP exhaust - the beginnings

    By GOT2B GM,   
    • 14 replies
    • 1.8k views
    • GOT2B GM
    • GOT2B GM

  4. my tgp pics,

    By crazydriver20,   
    • 20 replies
    • 2.1k views
    • Garrett Powered
    • Garrett Powered

  5. Random brake light limited stopping

    By shadow,   
    • 15 replies
    • 1.7k views
    • shadow
    • shadow

  6. Gas Mileage... 1 2

    By SSEiyah93,   
    • 28 replies
    • 3.5k views
    • shadow
    • shadow

  7. red/gray 1990 TGP in Philly salvage auction

    By ManicMechanic,   
    • 7 replies
    • 1.4k views
    • mra32
    • mra32

  8. i got lucky!!!

    By crazydriver20,
    • 7 replies
    • 1.6k views
    • Pontiac6KSTEAWD
    • Pontiac6KSTEAWD

  9. MY 1990 TGP has no power 1 2

    By EMNCFI,   
    • 33 replies
    • 4.3k views
    • EMNCFI
    • EMNCFI

  10. Need some PMIII advice please.

    By Addicted2bass,   
    • 9 replies
    • 1.5k views
    • Addicted2bass
    • Addicted2bass

  11. I am back with more problems

    By shadow,   
    • 13 replies
    • 1.7k views
    • Garrett Powered
    • Garrett Powered

  12. MOVED: im selling my tgp,

    By mfewtrail,   
    • 0 replies
    • 924 views
    • mfewtrail
    • mfewtrail

  13. last stuff to fix on the tgp. vids

    By stockgp,
    • 6 replies
    • 1.4k views
    • bullet
    • bullet

  14. Possable Up Fitment of my 93 GP to a Turbo GP. Please help if you can.

    By GP4U2NV,
    • 5 replies
    • 1.1k views
    • GOT2B GM
    • GOT2B GM

  15. where to get chip for ste and other performance parts

    By turbocut,   
    • 3 replies
    • 1.2k views
    • mfewtrail
    • mfewtrail

  16. how much is a 1990 ste worth good condition 150,000

    By turbocut,   
    • 7 replies
    • 1.4k views
    • jeremy
    • jeremy

  17. bad blowoff valve?

    By patgizz,   
    • 16 replies
    • 2.6k views
    • 90TGP
    • 90TGP

  18. I NEED A XOVER BAD AND QUICK

    By crazydriver20,   
    • 16 replies
    • 1.9k views
    • TGPilot
    • TGPilot

  19. Wanted TGP/TSTE Chip!

    By Shifter23,   
    • 4 replies
    • 1.1k views
    • Shifter23
    • Shifter23

  20. An important UNIMPORTANT question about 0-60 times... 1 2

    By SSEiyah93,   
    • 27 replies
    • 3.2k views
    • SSEiyah93
    • SSEiyah93

  21. Newbie with questions(long post)

    By chasin_shadowz,
    • 19 replies
    • 1.9k views
    • bullet
    • bullet

  22. Hi, new TGP owner!

    By 92SunbirdTGT,
    • 10 replies
    • 1.7k views
    • 92SunbirdTGT
    • 92SunbirdTGT

  23. OIL LEAK!

    By SSEiyah93,   
    • 2 replies
    • 994 views
    • SSEiyah93
    • SSEiyah93

  24. About fuel system...

    By SSEiyah93,   
    • 2 replies
    • 1.1k views
    • Dark Ride
    • Dark Ride

  25. MOVED: Buzzing in speakers???

    By GP1138,   
    • 0 replies
    • 1k views
    • GP1138
    • GP1138
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