Flowmaster American Thunder Cat-Back Exhaust System for 1986-1991 Chevrolet Camaro and Pontiac Firebird with 5.0L/5.7L Engines

For the person who wants the look of a traditional dual exhaust system with all the benefits that a Flowmaster Cat-back exhaust system provides. This dual out American Thunder cat-back exhaust system is the perfect choice with a 2.50-inch flanged pipe connecting directly to the catalytic converter and quickly transitioning to a full 3.00-inch mandrel-bent aluminized steel inlet tube flowing into a large case 80 Series Cross-flow performance muffler for a deep powerful sound. The system uses the factory hanger locations for an easy installation and features dual 3.00-inch mandrel-bent tailpipes exiting out the back and are finished off with dual 3.00-inch polished stainless steel tips for a muscular look and sound. American Thunder systems deliver a moderate to aggressive exterior tone with a mild-moderate interior tone and are best suited for 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. Comes with our 3-year Limited Warranty. 1986-1991 Chevrolet Camaro and Pontiac Firebird with a 5.0L or 5.7L Engine using 2.50-inch Flanged Catalytic Converter. - Moderate sound Fits 1986-1991 Chevrolet Camaro and Pontiac Firebird with a 5.0L or 5.7L engine using 2.50-inch flanged catalytic converter.

• Includes Hangers and Hardware for an Easy Installation
• Mandrel-bent 16-gauge Aluminized Steel Tubing
• For 2.50-inch Flanged Catalytic Converters
• 80 Series Crossflow Performance Muffler
• Dyno Tuned for Maximum Performance
• Uses the Factory Hanger Locations
• Moderate Exterior Exhaust Tone
• Mild Interior Tone
• Easy Installation

Enhance your classic muscle car’s performance and sound with the Flowmaster American Thunder Cat-Back Exhaust System, specifically designed for 1986 to 1991 Chevrolet Camaro and Pontiac Firebird models equipped with 5.0L or 5.7L engines. Crafted with precision, this system features a 2.50-inch flanged pipe that connects directly to the catalytic converter, transitioning seamlessly into a 3.00-inch mandrel-bent aluminized steel inlet tube. The large case 80 Series Cross-flow performance muffler provides a deep, powerful exhaust note that balances aggressive sound with refined tone. Built to fit factory hanger locations, the system simplifies installation, allowing enthusiasts to enjoy improved throttle response, increased horsepower, and better fuel economy with minimal effort. The dual 3.00-inch polished stainless steel tips not only add a muscular aesthetic but also complement the sound profile, delivering a moderate to aggressive exterior tone and a mild to moderate interior tone suitable for performance-minded drivers. Each system includes all necessary hardware and hangers, ensuring a straightforward installation process. Designed with durability in mind, the Flowmaster American Thunder exhaust system is constructed from high-quality mandrel-bent tubing and features a dyno-tuned muffler for maximum performance. Backed by a 3-year Limited Warranty, this exhaust upgrade is ideal for enthusiasts seeking a performance increase combined with a commanding sound that stands out on the road.

Features:

• Includes hangers and hardware for easy installation

• Mandrel-bent 16-gauge aluminized steel tubing for durability and flow

• Designed for 2.50-inch flanged catalytic converters

• 80 Series Cross-flow performance muffler for deep tone

• Dyno-tuned for optimal performance

• Uses factory hanger locations for a seamless fit

• Provides a moderate exterior exhaust tone

• Produces a mild to moderate interior sound

• Constructed for easy installation with all necessary parts included

Fitments:
1986 Chevrolet Camaro Berlinetta
1986 Chevrolet Camaro Iroc-Z
1986 Chevrolet Camaro Sport
1986 Chevrolet Camaro Z28
1986 Pontiac Firebird Base
1986 Pontiac Firebird S/E
1986 Pontiac Firebird Trans Am
1987 Chevrolet Camaro Iroc-Z
1987 Chevrolet Camaro LT
1987 Chevrolet Camaro Sport
1987 Chevrolet Camaro Z28
1987 Pontiac Firebird Base
1987 Pontiac Firebird Trans Am
1988 Chevrolet Camaro Base
1988 Chevrolet Camaro Iroc-Z
1988 Pontiac Firebird Base
1988 Pontiac Firebird Trans Am
1989 Chevrolet Camaro Iroc-Z
1989 Chevrolet Camaro RS
1989 Pontiac Firebird Base
1989 Pontiac Firebird Formula
1989 Pontiac Firebird Trans Am
1989 Pontiac Firebird Trans Am GTA
1990 Chevrolet Camaro Iroc-Z
1990 Chevrolet Camaro RS
1990 Pontiac Firebird Base
1990 Pontiac Firebird Formula
1990 Pontiac Firebird Trans Am
1990 Pontiac Firebird Trans Am GTA
1991 Chevrolet Camaro RS
1991 Chevrolet Camaro Z28
1991 Pontiac Firebird Base
1991 Pontiac Firebird Formula
1991 Pontiac Firebird Trans Am
1991 Pontiac Firebird Trans Am GTA

Air Freight Prohibited: false
Not Carb Approved: false
Carb Acknowledgement Required: true
Ltl Freight Required: false
Prop 65: Y
Part Type: automotive
Epa: N/A
Regular Stock: t
Units Per Sku: 1