American Thunder Cat-Back Exhaust System 1999-2002 Chevrolet Silverado 2500 & Gmc Sierra 2500 With 6.0L Engine Non Hd Models Aggressive Sound - Flowmaster - 17325

For the person who wants a subtle custom appearance with all the benefits that a Flowmaster Cat-back exhaust system provides. This American Thunder system delivers a moderate interior tone with a deep powerful exterior tone and is suited to the enthusiast who wants their performance to be heard.

The system attaches to the back of the catalytic converter with a dual inlet 50 Series Big Block muffler for a deep powerful sound without being obnoxious. Includes a large custom formed aluminum heat shield with stainless clamps and easily attaches directly to the muffler body. The custom bent 3.00-inch aluminized steel tailpipe uses the factory hanger locations for an easy installation and exits out behind the right side rear wheel which is ideal for towing. The tailpipe is finished off with a large 3.50-inch polished 304 stainless steel tip embossed with the Flowmaster logo. Like all Flowmaster systems, the benefits include improved throttle response, power and mileage. Designed for an easy fit, these systems include all necessary parts, hardware and easy to follow instructions for a trouble free installation. Notes: Fits 2/4 wheel drive trucks with the extended cab/short bed configuration - 143.5-inch wheelbase.


Includes an Aluminum Heat Shield for Rapid Heat Dissipation

Includes a Large 3.50-inch Polished 304 Stainless Steel Tip

Includes Hangers and Hardware for an Easy Installation

Mandrel-bent 16-gauge Aluminized Steel Tubing

Dyno-tuned for Maximum Performance

Stainless Steel Heat Shield Clamps

Uses the Factory Hanger Locations

Aggressive Exterior Exhaust Tone

Easy Installation