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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. Is an exhaust cutout much benifit to our cars?

    By SleeperRed90TGp,   
    • 19 replies
    • 2.2k views
    • Jeff M
    • Jeff M

  2. New TPG needs a turbo... 1 2

    By perfecseal,   
    • 25 replies
    • 2.7k views
    • skalor
    • skalor

  3. boost controll solenoid ?

    By Beretta,
    • 3 replies
    • 986 views
    • z284pwr
    • z284pwr

  4. Got bored so I g-teched my car! 13's!!!

    By dbtk2,   
    • 13 replies
    • 1.3k views
    • dbtk2
    • dbtk2

  5. First x-over was bad, not its EGR pipe

    By avhman,   
    • 3 replies
    • 922 views
    • Jeff M
    • Jeff M

  6. Trying to get the 1/4 mile list on my new hosting space

    By mfewtrail,   
    • 0 replies
    • 831 views
    • mfewtrail
    • mfewtrail

  7. Uploaded one of many new drag videos

    By TurboZ24,   
    • 4 replies
    • 847 views
    • 90TGP
    • 90TGP

  8. Got my helmet today so now I can go back to the track.

    By SleeperRed90TGp,   
    • 16 replies
    • 1.8k views
    • dbtk2
    • dbtk2

  9. Anybody experienced a bad shimy under full accel?

    By SantaCruzTGP,   
    • 10 replies
    • 1.4k views
    • R Dubya
    • R Dubya

  10. Well, got a new best Drag run and solved a major issue

    By TurboZ24,   
    • 15 replies
    • 1.9k views
    • mfewtrail
    • mfewtrail

  11. gm remanufactured transmissions?

    By Marcus18,   
    • 11 replies
    • 2.2k views
    • Robby1870
    • Robby1870

  12. Code 31

    By 99RegalGS,   
    • 3 replies
    • 825 views
    • Robby1870
    • Robby1870

  13. Dyno predictions **UPDATE: results & video** 1 2

    By skalor,   
    • 42 replies
    • 4.1k views
    • skalor
    • skalor

  14. my TSTE's estimated resale?

    By Marcus18,
    • 8 replies
    • 1k views
    • Marcus18
    • Marcus18

  15. this car worth it?

    By Marcus18,
    • 5 replies
    • 990 views
    • dbtk2
    • dbtk2

  16. new here... help? with TGP

    By rico_20002,   
    • 2 replies
    • 916 views
    • digitaloutsider
    • digitaloutsider

  17. moved post about PMIII

    By Lee,
    • 2 replies
    • 1k views
    • Guest
    • Guest

  18. rings

    By Beretta,   
    • 8 replies
    • 1.1k views
    • TurboGTU
    • TurboGTU

  19. Head liner

    By TurboGTU,   
    • 7 replies
    • 1.5k views
    • TurboGTU
    • TurboGTU

  20. Opinions on turbo kits and usage of the 3.1L in a Euro

    By EurosportZ34,   
    • 9 replies
    • 1.1k views
    • EurosportZ34
    • EurosportZ34

  21. MUST READ on turbos/engine strokes/hp vs torque/turbo cam++ 1 2

    By Jeff M,   
    • 38 replies
    • 3.2k views
    • Jcrow
    • Jcrow

  22. Intercooler Pressure Drop Info

    By DaveFromColorado,   
    • 0 replies
    • 854 views
    • DaveFromColorado
    • DaveFromColorado

  23. Proud owner of a 90 Black TGP (story)

    By TurboGTU,
    • 8 replies
    • 1.2k views
    • 90TGP
    • 90TGP

  24. datamaster beta...help get this car running

    By futuretgper,
    • 20 replies
    • 1.8k views
    • futuretgper
    • futuretgper

  25. need starting fluid 2 start

    By gp90se,   
    • 3 replies
    • 901 views
    • Guest
    • Guest
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