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Old 11-27-2017, 08:08 AM
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Vega$69 Vega$69 is offline
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I would go with a GMPP Crate LS3 either 480 hp or the 525 and the GMPP Harness and ECU.

Plug and play without any tuning required.

Stick with the factory intake. The sheet metal intakes are known to kill low end torque.
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