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Engines & Drivetrain

Tech for the 5.3L (L83), 6.2L (L86), and 4.3L V6. Tuning and 6L80 / 8L90 transmission support.


2,741 topics in this forum

  1. Let's talk Superchargers 1 2 3 4

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  2. Borla touring cat back 1 2

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  3. The Amazing 5.3 L83 V8 1 2 3 4 6

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  4. Borla Touring installed 1 2

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