Flowmaster American Thunder Exhaust System Fits 99-06 Silverado Sierra - 817435

For the person who is looking for a complete Cat-back dual exhaust system with an aggressive tone. These systems are mandrel bent for maximum performance and include specially selected mufflers. American Thunder systems deliver a moderate to aggressive interior and exterior tone and are suited to the enthusiast who wants their performance to be heard. Like all Flowmaster systems, the benefits include improved throttle response, power and mileage. Designed for an easy fit, these systems include all necessary parts and hardware for easy installation.

• Moderate to Aggressive Sound Exterior Exhaust Tone
• Includes hangers and hardware for easy installation
• Connects After Factory Catalytic Converter
• Mandrel bent 16 gauge stainless steel tubing

Note 1: With Flanged Catalytic Converter. Standard cab/Short bed only.

Fits 1999 to 2006 Chevrolet and GMC C/K 1500 1/2 Ton trucks with a 4.8L or 5.3L engine using a single flanged catalytic converter, fits 2 and 4 wheel drive models with a Standard Cab and short bed configuration on a 119 inch wheelbase.