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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. Stock Replacment turbo

    • 4 replies
    • 1.9k views
  2. New TGP owner here...

    • 18 replies
    • 1.9k views
    • 5 replies
    • 1.9k views
  3. Fly'in High

    • 15 replies
    • 1.9k views
  4. Engine pics

    • 16 replies
    • 1.9k views
  5. How to identify a Jeff M chip?

    • 17 replies
    • 1.9k views
  6. Total loss of boost?

    • 4 replies
    • 1.9k views
  7. Turbo Mounting Gasket?

    • 18 replies
    • 1.9k views
  8. Bigger oil filter for TGP???

    • 13 replies
    • 1.9k views
    • 2 replies
    • 1.9k views
  9. Boost Gauge cuts in and out

    • 12 replies
    • 1.9k views
  10. new owner... 90 tgp...got some ?'s

    • 13 replies
    • 1.9k views
  11. Tranny coolant lines broke =(

    • 10 replies
    • 1.9k views
  12. Computer chip for a 3.1L turbo

    • 16 replies
    • 1.9k views
  13. New headliner

    • 17 replies
    • 1.9k views
    • 17 replies
    • 1.9k views
  14. TGP Code Size Data

    • 10 replies
    • 1.9k views
  15. TGP SWAP repair begins!! BEWARE 56 K

    • 22 replies
    • 1.9k views
  16. Still wont start!!!!!

    • 21 replies
    • 1.9k views
  17. Where to get a Factory Service Manual for tgp?

    • 14 replies
    • 1.9k views
  18. Back End Smashed in 1990 Grand Prix Turbo

    • 24 replies
    • 1.9k views
  19. TSTE for parts

    • 17 replies
    • 1.9k views
  20. a pillar gauge pod

    • 11 replies
    • 1.9k views
  21. TGP torque converter

    • 17 replies
    • 1.9k views
  22. maybe i could get some help with my 1990 tgp brakes.

    • 8 replies
    • 1.9k views
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