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Turbo Grand Prix

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

2,049 topics in this forum

  1. Another TopGun bites the dust..

    By digitaloutsider,   
    • 12 replies
    • 2k views
    • Garrett Powered
    • Garrett Powered

  2. Trunk Lid

    By raymire59,   
    • 8 replies
    • 1.8k views
    • Garrett Powered
    • Garrett Powered

  3. MY 1990 TGP has no power 1 2

    By EMNCFI,   
    • 33 replies
    • 4.2k views
    • EMNCFI
    • EMNCFI

  4. 02 Sensor Part #

    By Addicted2bass,   
    • 4 replies
    • 1.1k views
    • mfewtrail
    • mfewtrail

  5. i think my TGP is broken - please HELP(pics of damage) 1 2

    By patgizz,   
    • 30 replies
    • 3.6k views
    • SigEpCutlass
    • SigEpCutlass

  6. NEED TURBO PART!!

    By maddmatt68,   
    • 5 replies
    • 1.4k views
    • GOT2B GM
    • GOT2B GM

  7. Fuel injector info request. 1 2

    By Crazy K,   
    • 26 replies
    • 10.6k views
    • Crazy K
    • Crazy K

  8. TGP Newbie......

    By raymire59,   
    • 12 replies
    • 2.2k views
    • mfewtrail
    • mfewtrail

  9. Have money, need a Tune and my Cross-Over rebuilt.

    By 89GPSE,
    • 3 replies
    • 1.1k views
    • fishman517
    • fishman517

  10. TGP Driveability Issues 1 2 3

    By Addicted To Boost,
    • 50 replies
    • 4.7k views
    • Addicted To Boost
    • Addicted To Boost

  11. 3.1T swap price?

    By 88Regal Limited,   
    • 3 replies
    • 1.2k views
    • 88Regal Limited
    • 88Regal Limited

  12. TGP at local yard 1 2 3

    By GrandPrixII,   
    • 65 replies
    • 6.4k views
    • Addicted2bass
    • Addicted2bass

  13. PMIII Accumulators

    By Addicted To Boost,
    • 2 replies
    • 1k views
    • desert sling
    • desert sling

  14. sia electronics PMIII parts

    By Garrett Powered,   
    • 13 replies
    • 2.6k views
    • desert sling
    • desert sling

  15. Quick cat size question UPDATE: Exhaust installed, video 1 2

    By digitaloutsider,   
    • 29 replies
    • 2.6k views
    • White93z34
    • White93z34

  16. stock 1990 grand prix turbo

    By hlmorris,   
    • 10 replies
    • 1.6k views
    • digitaloutsider
    • digitaloutsider

  17. MOVED: I need tail lights

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

  18. TGP Appearance In Farewell Pontiac Video

    By Addicted To Boost,   
    • 5 replies
    • 1.3k views
    • boymeetspavement
    • boymeetspavement

  19. my 1990 mclaren TGP tranny is a goner, rebuild or buy used?

    By McLaren1,   
    • 6 replies
    • 1.9k views
    • White93z34
    • White93z34

  20. Something is very wrong.. No power, no boost

    By digitaloutsider,   
    • 11 replies
    • 2.3k views
    • McLaren1
    • McLaren1

  21. Turbo buick? 1 2

    By Liquid_Neon_00,   
    • 33 replies
    • 4.4k views
    • Liquid_Neon_00
    • Liquid_Neon_00

  22. It's doing it again, not starting cold...

    By meltboy1,   
    • 3 replies
    • 1.1k views
    • meltboy1
    • meltboy1

  23. MY TGP progress thread UPDATE - ON THE ROAD! 1 2

    By patgizz,
    • 35 replies
    • 3.3k views
    • 90TGP
    • 90TGP

  24. TGP Fuel Injectors

    By 94GPGTP,
    • 8 replies
    • 1.3k views
    • 94GPGTP
    • 94GPGTP

  25. Who here is running a 284 in their TGP?

    By ManicMechanic,   
    • 10 replies
    • 1.4k views
    • Addicted To Boost
    • Addicted To Boost
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