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    TPS Throttle Enhancer

    I was thinking about buying one of these from Caspers for my 85 Grand National. I was wondering if anyone is using this product on their car? Is this a good or bad upgrade? My car still has the stock turbo, injectors and chip. Thanks
  2. G

    Hotair upgrade help

    Hi, I am new to the forum and need advice for performance upgrades for my car. I have an 85 Grand National with 12,000 miles on it. It has been in storage for 13 yrs. I was going to sell the car but got itch to drive it again. The car is all stock. The upgrades that I have done so far...
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