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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. After Market Spark Plugs

    • 9 replies
    • 1.6k views
  2. 2.8vs3.1

    • 4 replies
    • 1.6k views
  3. TGP Fuel Injectors

    • 8 replies
    • 1.6k views
  4. finally getting somewhere on the j/y Turbo STE....

    • 2 replies
    • 1.6k views
  5. The Red Dragons running rich!!

    • 8 replies
    • 1.6k views
  6. Injectors

    • 0 replies
    • 1.6k views
  7. badge idea

    • 2 replies
    • 1.6k views
  8. Vehicle Speed Sensor????

    • 9 replies
    • 1.6k views
  9. turbo literature

    • 4 replies
    • 1.6k views
  10. Boost Cutoff Switch

    • 3 replies
    • 1.6k views
  11. Up to your old tricks again Jeff?

    • 7 replies
    • 1.6k views
  12. Factory boost controller and MBC at the same time

    • 4 replies
    • 1.6k views
  13. How to find out your build #'s?

    • 1 reply
    • 1.6k views
  14. K&N and Cat question

    • 6 replies
    • 1.6k views
  15. i need a WORKING memcal for a 90 tgp!

    • 0 replies
    • 1.6k views
  16. car problem o2 maybe?

    • 9 replies
    • 1.6k views
  17. Random electrical problems

    • 8 replies
    • 1.6k views
  18. over flow container?

    • 8 replies
    • 1.6k views
  19. How much hp from P&P the heads??

    • 0 replies
    • 1.6k views
  20. SBC rods and roller rockers

    • 5 replies
    • 1.6k views
  21. spark plug/head gasket suggestions?

    • 6 replies
    • 1.6k views
  22. fuel cut-out at very low boost

    • 6 replies
    • 1.6k views
  23. FS: 1990 TGP Black on Tan

    • 9 replies
    • 1.6k views
  24. where to find coil overs?

    • 3 replies
    • 1.6k views
  25. TGP has been gone awhile, anyone seen it?

    • 10 replies
    • 1.6k views
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