Flowmaster 17655-FM American Thunder Exhaust System for 1965-1968 Chevrolet Impala, Header-Back with 2.5-Inch Tailpipe and 4.25 x 2.25-Inch Tips

The Flowmaster 17655-FM American Thunder exhaust system is designed for 1965 to 1968 Chevrolet Impala models, delivering a performance-enhancing upgrade for classic muscle cars. Crafted from durable aluminized steel, this header-back kit features a 2.5-inch tailpipe diameter that ensures efficient exhaust flow and improved engine sound. The system includes dual 4.25 x 2.25-inch chrome tips that add a polished and aggressive appearance to the rear of your vehicle, complementing its vintage style. Installation involves replacing the stock exhaust from the headers to the tailpipes, providing a straightforward upgrade that can significantly enhance horsepower and torque while delivering a deep, resonant exhaust note.

Designed specifically for GM B-Body models from 1965 through 1968, this exhaust kit is built to fit seamlessly without modifications. Its aluminized construction offers excellent corrosion resistance, ensuring long-lasting performance even under harsh driving conditions. The system's design promotes improved exhaust scavenging, which can lead to better engine efficiency and overall vehicle performance. Whether you're restoring a classic Impala or upgrading for enhanced sound and power, this exhaust kit provides a reliable and visually appealing solution.

Flowmaster's American Thunder series is well-known for producing a deep, aggressive exhaust tone while maintaining a quality fit and finish. This header-back exhaust system is suitable for street use and is compatible with various engine configurations within the specified years. Easy to install with standard tools, it is an excellent choice for enthusiasts seeking to upgrade their vintage Chevrolet with a performance-oriented exhaust that combines style, durability, and sound quality.

Features:

• Header-Back Exhaust System design for easy installation

• Durable aluminized steel construction for corrosion resistance

• 2.5-inch diameter tailpipe for improved exhaust flow

• Dual chrome tips measuring 4.25 x 2.25 inches for a polished look

• Compatible with 1965-1968 Chevrolet Impala GM B-Body models

• Enhances engine sound with deep, aggressive tone

• Improves horsepower and torque through optimized exhaust scavenging

• Designed for street use with no air restriction