True Duals For The New Goat
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We were pleasantly surprised to discover that the side-exit exhaust outlets didn't cause cabin drone at highway speed and their reduced backpressure allowed the LS1 to make an extra 11.4 hp and 9 lb-ft of torque (294.3 hp and 308.1 lb-ft). Arrowhead Performance offers a rear fascia skirt (not shown) that covers the void left by stock tailpipe removal. View Related Article
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