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Vehicle Info NeededAmerican Thunder Header-Back Exhaust System 1968-1972 GM A-Body Kit
Ships on Nov 09, 2026
Lowest Price Guarantee- American Thunder Header-Back Exhaust System
- 1968-1972 GM A-Body
Kit Includes: - Flowmaster Header Back Exhaust System
- JEGS Ceramic Coated Long Tube Headers
Kit Includes: - Flowmaster Header Back Exhaust System - 389-817200
- JEGS Ceramic Coated Long Tube Headers - 555-30051
Emissions Note:
This part is only legal for sale and use on Uncontrolled (Non-Emissions Controlled) Vehicles or on vehicles used solely for the purposes of closed competition racing.
CLICK THIS LINK FOR IMPORTANT CARB & EPA EMISSIONS INFORMATION ABOUT THIS PART
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.
