2003 GMC Sierra 2500 HD Performance Exhaust Products

Made from quality materials for durability, DynoMax® pipe is manufactured with precision benders and fixture checked to ensure a precise fit for quick and easy installation.

Product Features:

• IMPROVED FLOW CAPACITY — Mandrel bends (where applicable) improve flow capacity over traditional bends while increased pipe diameter from OE sizes increases flow and power
• DESIGNED TO PERFORM — Fixture checked to ensure a precise fit for quick and easy installation
• AVAILABLE IN DIFFERENT SIZES — Offered in a variety of styles and sizes for a quality vehicle repair
• PREMIUM MATERIALS – Made from stainless steel for durability and long life
• BETTER TOGETHER — Use premium DynoMax® accessories when installing DynoMax mufflers and exhaust systems for a complete performance exhaust system upgrade

Manufactured and marketed by Tenneco Inc., DynoMax® Performance Exhaust is a leading brand of dyno-proven exhaust products for muscle cars, pass cars, diesel and gas trucks, Jeeps and sport utility vehicles. DynoMax® products – engineered for “Pure Unadulterated Power” – include complete cat-back and axle-back performance exhaust systems, performance mufflers and the industry exclusive VT valve technology muffler, and a large assortment of accessories and related exhaust products. Each DynoMax® product benefits from worldwide global engineering resources. The DynoMax®brand is backed by an aggressive marketing program, including a national events program, easy-to-use website and digital and printed catalog, in-depth technical and installation information and tech line, and advertising program.

Product Features:

• Mandrel bends improve flow capacity over traditional bends
• Combine state-of-the-art engineering with quality material to provide exceptional strength and durability
• Dynomax® premium pre-bent pipe is manufactured with precision benders, and then fixture checked, insuring every part is a perfect fit, providing quick and easy installation.
• Pipe diameters are increased from OEM sizes to improve flow and increase power

Made from quality materials for durability, DynoMax® pipe is manufactured with precision benders and fixture checked to ensure a precise fit for quick and easy installation.

Product Features:

• IMPROVED FLOW CAPACITY — Mandrel bends (where applicable) improve flow capacity over traditional bends while increased pipe diameter from OE sizes increases flow and power
• DESIGNED TO PERFORM — Fixture checked to ensure a precise fit for quick and easy installation
• AVAILABLE IN DIFFERENT SIZES — Offered in a variety of styles and sizes for a quality vehicle repair
• PREMIUM MATERIALS – Made from stainless steel for durability and long life
• BETTER TOGETHER — Use premium DynoMax® accessories when installing DynoMax mufflers and exhaust systems for a complete performance exhaust system upgrade

The Super 50 series muffler is a larger version of Flowmaster’s 50 series Delta Flow muffler. Originally designed for trucks and SUV’s, it is also well suited to muscle car and high performance applications. In addition, the larger case size significantly reduces interior resonance and provides a deep, rich tone along with mileage and power gains. Constructed of 16 gauge aluminized steel and fully MIG welded for maximum durability.

Designed primarily for today’s heavy duty gas and diesel trucks, this muffler will deliver improved performance, throttle response and mileage. Featuring a deeper, moderate tone with minimal resonance, it is ideal for trucks with modified engines. Constructed of 16 gauge aluminized steel and fully MIG welded for maximum durability.

The Super 40 features Flowmaster’s Delta Flow technology. It’s larger case profile provides the best of both worlds of performance and sound. The Super 40 has that deep powerful sound of the Original 40 series but with all the benefits of performance and low interior resonance from the Delta Flow technology. Constructed of 16 gauge 409S stainless steel and fully MIG welded for maximum durability.

Product Features:

• Durable fully welded 409 stainless steel
• Deep aggressive exhaust note
• Noticeable interior resonance
• Excellent performance on high horsepower vehicles
• No internal packing to blowout

Made from quality materials for durability, DynoMax® pipe is manufactured with precision benders and fixture checked to ensure a precise fit for quick and easy installation.

Product Features:

• IMPROVED FLOW CAPACITY — Mandrel bends (where applicable) improve flow capacity over traditional bends while increased pipe diameter from OE sizes increases flow and power
• DESIGNED TO PERFORM — Fixture checked to ensure a precise fit for quick and easy installation
• AVAILABLE IN DIFFERENT SIZES — Offered in a variety of styles and sizes for a quality vehicle repair
• PREMIUM MATERIALS – Made from stainless steel for durability and long life
• BETTER TOGETHER — Use premium DynoMax® accessories when installing DynoMax mufflers and exhaust systems for a complete performance exhaust system upgrade

Made from quality materials for durability, DynoMax® pipe is manufactured with precision benders and fixture checked to ensure a precise fit for quick and easy installation.

Product Features:

• IMPROVED FLOW CAPACITY — Mandrel bends (where applicable) improve flow capacity over traditional bends while increased pipe diameter from OE sizes increases flow and power
• DESIGNED TO PERFORM — Fixture checked to ensure a precise fit for quick and easy installation
• AVAILABLE IN DIFFERENT SIZES — Offered in a variety of styles and sizes for a quality vehicle repair
• PREMIUM MATERIALS – Made from stainless steel for durability and long life
• BETTER TOGETHER — Use premium DynoMax® accessories when installing DynoMax mufflers and exhaust systems for a complete performance exhaust system upgrade

Made from quality materials for durability, DynoMax pipe is manufactured with precision benders and fixture checked to ensure a precise fit for quick and easy installation.

Product Features:

• IMPROVED FLOW CAPACITY – Mandrel bends (where applicable) improve flow capacity over traditional bends while increased pipe diameter from OE sizes increases flow and power
• DESIGNED TO PERFORM – Fixture checked to ensure a precise fit for quick and easy installation
• AVAILABLE IN DIFFERENT SIZES – Offered in a variety of styles and sizes for a quality vehicle repair
• BETTER TOGETHER – Use premium DynoMax accessories when installing DynoMax mufflers and exhaust systems for a complete performance exhaust system upgrade

The MagnaFlow Street Series Cat-Back Performance Exhaust System 15789 brings out the personality of your Truck with our signature resonant, powerful engine tone and dyno-proven performance. Thanks to its fast-flowing, mandrel bent 4in. main piping and 1 Straight-Through mufflers ending in a Single Passenger Side Rear exit with 4in. Polished Welded-On Single Wall Angle Cut Rolled Edge tips, this Truck exhaust kit has the performance chops to match its sporty sound and appearance. Upgrade your ride to the next level with an exhaust that has the pipes to put other Truck’s to shame. With this system your vehicle will be producing Moderate exterior and Mild interior sound levels while leaving other cars and trucks feeling envious at every stoplight. Exhaust kit 15789 features a cat-back layout that replaces your ride’s stock exhaust components from near the catalytic converter on back. Extensive 3D scanning during development has resulted in a direct-fit design that you can easily install yourself. 15789 is produced using CNC precision robotic manufacturing techniques and is backed by MagnaFlow’s 1-year limited finish warranty and limited lifetime construction warranty.

Product Features:

• Dyno-proven performance
• Durable corrosion-resistant stainless steel construction
• CNC precision robotic manufacturing techniques

Manufactured and marketed by Tenneco Inc. (NYSE: TEN), DynoMax® Performance Exhaust is a leading brand of dyno-proven exhaust products for muscle cars, pass cars, diesel and gas trucks, Jeeps and sport utility vehicles. DynoMax® products – engineered for “Pure Unadulterated Power” – include complete cat-back and axle-back performance exhaust systems; performance mufflers and the industry exclusive VT valve technology muffler; and a large assortment of accessories and related exhaust products. Each DynoMax® product has the benefits of worldwide global engineering resources. The DynoMax® brand is backed by an aggressive marketing program, including a national events program; easy-to-use website and digital and printed catalog; in-depth technical and installation information and tech line; and advertising program.Product Features:

• Dynomax® Performance Exhaust, a leading performance exhaust brand built on over 20 years of market leadership. Each and every Dynomax® product is backed by engineers who know what you want and expect out of a performance exhaust product.
• Hardware and accessories provide OE-style features and design for greater durability for longer service life
• Hardware and accessories provide OE-style fit and finish for easy use and installation
• Hardware and accessories are manufactured to work seamlessly with all Dynomax® performance parts, making installation quick and easy
• Hardware and accessories are manufactured from premium steel to provide greater durability