
American Thunder Header-Back Exhaust System 1967-1968 GM Camaro/Firebird V8
FLOWMASTER MUFFLERS 817129 Features:
For the person who is looking for a true dual crossmember-back exhaust system with an moderate to aggressive exhaust tone. With an easy fit in mind, these systems are constructed from 16-gauge mandrel-bent stainless steel tubing with a built-in H-pipe crossover, a pair of specially selected Super 44 Series mufflers and includes all hangers and hardware necessary for installation. The American Thunder systems deliver a moderate to aggressive interior and exterior tone and are best suited to the enthusiast who wants their performance to be heard. Like all Flowmaster exhaust systems, the benefits include improved throttle response, power and mileage. If you prefer Aluminized steel construction, check out optional system# 17129.- Includes Hangers and Hardware for an Easy Installation
- True Dual 2.50-inch Crossmember-Back Exhaust System
- Mandrel-bent 16-gauge Stainless Steel Tubing
- Aggressive to Moderate Exterior Exhaust Tone
- Super 44 Series Performance Mufflers
- Tailpipes Exit in the Stock Location
- Includes All Necessary Hardware
- Built-in H-pipe Cross-over
Experience An Exhaust System Tuned for Performance and Tone
If you need an exhaust system that has been dyno tuned to produce maximum performance, look no further than Flowmaster's American Thunder Exhaust Systems. This line, designed for passenger cars, produces a range of systems that offer moderate to aggressive exhaust notes. Available in axle, cat, and header-back configurations, Flowmaster has you covered. To ensure durability and ease of installation, these kits are made from 16-gauge mandrel bent tubing and includes the necessary hangers and hardware.


