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Engine and Performance - Anything for that couple extra horses!

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1525 topics in this forum

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  1. AC problem 1 2

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  2. gas octane differnce? 1 2 3 4

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  3. 4.3L sixer Ideas.

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  4. Bad Gas Mileage.

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  5. Exhaust. 1 2

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  6. SPEC Clutches

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  7. Glass packs 1 2

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  8. Shorties?

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  9. GMC tuner?

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