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2003 Chevy Duramax highway launch. 425 horse power!

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Published on Oct 28, 2007

Having fun on the highway in my 2003 Chevy Silverado Duramax. We let off at 11 seconds. Yes it is spinning the tires on the 100% dry pavement. :D

Stage 1 chip, Magnaflow 4" turbo-back exhaust(sets off car alarms), and an aFe Magnum Force intake.

Estimate of 425hp and 755 torque.

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