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Doug Thorley Headers Doug Thorley Single Exit Exhaust System, Doug Thorley Headers
Doug Thorley Single Exit Exhaust System. Doug Thorley Headers have been making performance exhaust power simple since 1958. Now, with their fresh line of Doug Thorley Cat-Back Exhausts, extra tire-spinning ponies have never been easier to add to any vehicle. Doug Thorley Cat-Back Exhausts know the quickest route to extra power: quality materials, top-end engineering and a premium fit. All pipes are 16-gauge aluminized steel tubing that's CNC mandrel-bent to eliminate backpressure. Free-flowing exhaust jets through a premium Thorley Aeroflow muffler for power and a manly exhaust rumble. Doug Thorley Cat-Back Exhausts fit perfectly and look great, too. Integrated factory-style hangers make for simple installation. In fact, most systems requir... Read Mo
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