Welcome. When you say newer GP what engine?
3.8 series II
3.8 series III
5.3
Welcome. What do you want out of the car or what is your goal? Let's start there and see if we can help you with a mod list.
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Welcome. When you say newer GP what engine?
3.8 series II
3.8 series III
5.3
Welcome. What do you want out of the car or what is your goal? Let's start there and see if we can help you with a mod list.
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