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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

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  1. Corsa Exhaust

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  2. Amsoil? 1 2 3

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  3. For towing: 6.2 L with 3.23 or 5.3 L with 3.42 1 2

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  4. Borla GM Exhaust 1 2 3 4

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  5. Drag strip times

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  6. 6L80 Rebuild 1 2

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  7. magnaflow? corsa? borla? etc... 1 2 3

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