2011 Western Star 4900SA equipped with 15.6L 6 Diesel, 14L L6 Diesel Turbo/Aftercooled, 14.6L L6 Diesel Turbo, 12.8L L6 Diesel Turbo, 12.7L L6 Diesel Turbo/Aftercooled
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with 38.5in x 25.875in x 2.5in Core with 4in Inlet with 4in Outlets
2011 Western Star 4900SA equipped with 15.6L 6 Diesel, 14L L6 Diesel Turbo/Aftercooled, 14.6L L6 Diesel Turbo, 12.8L L6 Diesel Turbo, 12.7L L6 Diesel Turbo/Aftercooled
with 38.5in x 25.875in x 2.5in Core with 4in Inlet with 4in Outlets