Flowmaster FlowFX Dual Mode Muffler W/ Active Valve For 2019-2021 GM 1500 5.3L output shaft Rudy's new Coolant Reservoir is
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Flowmaster FlowFX Dual Mode Muffler W Active Valve For 2019 2021 GM 1500 5.3L output shaft Rudy's new Coolant Reservoir is Rudy's new Coolant Reservoir is made from 6061 aircraft grade aluminum which is TIG welded and pressure tested for maximum strength 2015 2017 Ford Expedition 3