2010 F-150 4.6L 3V COLD STARTS!!! Stock to Flowmaster #automobile #ford #flowmaster

Cold starts of my son’s 2010 F-150 XLT with 4.6L 3V motor! Shows stock cold start, Dynomax tip cold start, and addition of FLOWMASTER Outlaw muffler cold start. Thanks to A&B Muffler here in Lubbock, TX for installing my son's Flowmaster and welding in the Dynomax exhaust tip!

FLOWMASTER Outlaw Muffler part# FLOW-15430
https://www.summitracing.com/parts/FLO-15430

Dynomax 4” exhaust tip part# WLK-36474
https://www.summitracing.com/parts/WLK-36474

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