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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. K&N and Breather

    • 21 replies
    • 1.8k views
  2. Info about the stock TGP spark table...

    • 10 replies
    • 1.7k views
  3. Got me a new toy. 1 2

    • 37 replies
    • 3.9k views
  4. Mclaren Grand Prix Turbo Kit Question 1 2

    • 27 replies
    • 4k views
  5. Shopping

    • 2 replies
    • 947 views
  6. 2 problems with TGP :(

    • 8 replies
    • 1.1k views
  7. BOV installed - pics *vids added* 1 2

    • 30 replies
    • 2.7k views
  8. spark plugs

    • 2 replies
    • 856 views
  9. Shuddering in 2nd gear under boost?

    • 14 replies
    • 1.1k views
  10. Shaved Butt/Whale Tail Spoiler Pics

    • 15 replies
    • 3.7k views
  11. when does your turbo sound kick in 1 2

    • 38 replies
    • 3.2k views
  12. tranny air ram

    • 0 replies
    • 784 views
  13. For those who don't know about my Door sills I have 4 sale.

    • 2 replies
    • 944 views
  14. Need some parts or part ##s

    • 8 replies
    • 1k views
  15. GI: '89 TGP with getrag 284 1 2

    • 32 replies
    • 3.7k views
  16. Turbo Cutlass gauges (pics) 1 2

    • 29 replies
    • 3.2k views
    • 17 replies
    • 2k views
  17. knock sensor upgrade?

    • 8 replies
    • 1.6k views
  18. i think my BOV is leaking

    • 4 replies
    • 931 views
  19. 90 TSTE radiator

    • 12 replies
    • 1.5k views
  20. computers ????

    • 11 replies
    • 1.4k views
  21. Turbo Chip Question

    • 12 replies
    • 1.6k views
  22. 4-wire O2 sensor part#?

    • 22 replies
    • 2.6k views
  23. sometimes smokes?

    • 2 replies
    • 856 views
  24. For those who don't visit the other pages, Rear STB for sale

    • 0 replies
    • 835 views
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