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Doug Thorley

Optimize Your Exhaust with Doug Thorley

Doug Thorley Headers is a well-respected manufacturer known for its exhaust systems and headers, particularly for American muscle and classic vehicles. With a focus on enhancing engine efficiency and sound, Doug Thorley products are designed to deliver both performance gains and durability. Doug Thorley offers a wide range of headers, including long-tube and shorty designs, crafted from premium materials to optimize exhaust flow and improve horsepower and torque. The company also offers a selection of performance accessory parts, exhaust tips and gaskets, designed to complement their headers and exhaust systems for a complete performance upgrade. Shop your favorite Doug Thorley exhaust products here at CPP.

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  1. C10 LS Engine Install Kit W/Headers High or Low A/C Mounts

    67-72 C10, Includes Engine Stands, Adjustable Engine Mounts (High or Low A/C Mounts), Transmission Cross Member, Doug Thorley Ceramic Coated THY-323Y-C Headers, W/Polyurethane Mounts

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    Part # 6772LS1-FRK
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  2. LS Engine Install Kit W/Headers for 64-67 Chevy, Buick, Olds, Pontiac A-Body

    64-67 Chevy, Buick, Olds, Pontiac A-Body, Includes Oil Pan, Engine Stands, Adjustable Engine Mounts, Transmission Cross Member, Doug Thorley Ceramic Coated THY-346-C Headers, W/Polyurethane Mounts

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    Part # 6467LS1-FRK
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  3. Chevy Truck LS Engine Install Kit W/Headers for63-66 Chevy Truck Includes Engine Stands

    63-66 Chevy Truck Includes Engine Stands, Adjustable Engine Mounts (High or Low A/C Mounts), Transmission Cross Member, Doug Thorley Ceramic Coated THY-322Y-C Headers, W/Polyurethane Mounts

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    Part # 6366LS1-FRK
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  4. Chevy Truck LS Engine Install Kit W/Headers for73-87 Chevy Truck Includes Engine Stands

    73-87 Chevy Truck Includes Engine Stands, Adjustable Engine Mounts (High or Low A/C Mounts), Transmission Cross Member, Doug Thorley Ceramic Coated THY-322Y-C Headers, W/Polyurethane Mounts

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    Part # 7387LS1-FRK
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