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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. PMIII overflowing when depressurizing.

    By RareGMFan,   
    • 3 replies
    • 968 views
    • god910
    • god910

  2. Vehicle Speed Sensor question

    By nxk2000,   
    • 0 replies
    • 966 views
    • nxk2000
    • nxk2000

  3. Trying to get my TGP started

    By SMOKIN F3,   
    • 7 replies
    • 1.2k views
    • TurboGTU
    • TurboGTU

  4. something rudefyet said about turbochargers..\Power Upgrades 1 2

    By DaveFromColorado,   
    • 42 replies
    • 3k views
    • DaveFromColorado
    • DaveFromColorado

  5. Pulled my x-over and turbo

    By Guest Anonymous,   
    • 3 replies
    • 978 views
    • Jeff M
    • Jeff M

  6. Desktop dyno info

    By gp90se,   
    • 2 replies
    • 1.4k views
    • gp90se
    • gp90se

  7. '

    By Invasion1,
    • 0 replies
    • 900 views
    • Invasion1
    • Invasion1

  8. '

    By Invasion1,
    • 2 replies
    • 1.2k views
    • Adam S.
    • Adam S.

  9. no power at 4 grand (cat now clean)

    By nxk2000,   
    • 4 replies
    • 1.1k views
    • Jeff M
    • Jeff M

  10. Detent Cable Update (tv)

    By turbostewhite,   
    • 0 replies
    • 948 views
    • turbostewhite
    • turbostewhite

  11. Cold air and turbos pt 2

    By samiamryan,   
    • 10 replies
    • 1.2k views
    • jacktgp90
    • jacktgp90

  12. Does a cold night effect the turbo??

    By samiamryan,   
    • 8 replies
    • 1.2k views
    • samiamryan
    • samiamryan

  13. '

    By Invasion1,
    • 1 reply
    • 953 views
    • SleeperRed90TGp
    • SleeperRed90TGp

  14. She's Tuned, Legal, Buffed and Polished!

    By SantaCruzTGP,   
    • 7 replies
    • 1.1k views
    • samiamryan
    • samiamryan

  15. 5 speed owners step inside

    By skalor,   
    • 20 replies
    • 1.8k views
    • brian89gp
    • brian89gp

  16. TGP finally coming together!!!

    By tgpguy21,   
    • 2 replies
    • 921 views
    • LukeZ34
    • LukeZ34

  17. )

    By Invasion1,
    • 3 replies
    • 983 views
    • no1kicker
    • no1kicker

  18. New Mufflers, any recommendations? 1 2

    By SantaCruzTGP,   
    • 31 replies
    • 2.7k views
    • god910
    • god910

  19. Higher Performance Frictions/POLL

    By Jeff M,   
    • 0 replies
    • 973 views
    • Jeff M
    • Jeff M

  20. Big Brakes on the TGP

    By tyroelite,   
    • 1 reply
    • 966 views
    • GnatGoSplat
    • GnatGoSplat

  21. WTF!!!!Turbo on my TGP

    By Gearhead43,   
    • 6 replies
    • 1.6k views
    • Jeff M
    • Jeff M

  22. What's THIS for

    By Gearhead43,   
    • 7 replies
    • 1.1k views
    • dbtk2
    • dbtk2

  23. got a bov, it's huge

    By no1kicker,   
    • 3 replies
    • 965 views
    • no1kicker
    • no1kicker

  24. Very very cheap adjustable boost controller....look!!!

    By dbtk2,   
    • 3 replies
    • 938 views
    • dbtk2
    • dbtk2

  25. update!

    By Marcus18,   
    • 2 replies
    • 997 views
    • god910
    • god910
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