American Thunder Crossmember-Back Exhaust System Fits 1968-1972 GM A-Bodies With V8 Engine 2.50-Inch Stainless Steel Pipes Aggressive Sound - Flowmaster - 817409

This American Thunder exhaust system comes as a complete true dual Crossmember-Back exhaust for your 1968-1972 GM A-body with a V8 engine. These dual exhaust systems feature 2.50-inch mandrel-bent stainless steel tubing for maximum performance, includes a built-in H-pipe/balance tube flowing into a pair of large case Super 40 mufflers that deliver an aggressive interior and exterior tone and are suited to the enthusiast who wants their performance to be heard.

The 2.50-inch tailpipes exit at a slight angle down under the rear bumper for a strong muscular look. The system includes all hangers and necessary hardware for installation. Like all Flowmaster systems, the benefits include improved throttle response, power and mileage and is covered by our Lifetime Limited Warranty.


H-pipe Crossover for Maximum Power and Deep Tone

Super 40 Series Mufflers for Deep Powerful Sound

Mandrel-bent 16-gauge Stainless Steel Tubing

Includes Hangers and Hardware for Installation

Aggressive Exterior Exhaust Tone

Crossmember-Back True Dual Exhaust System

Does Not Include Header Reducers or Downpipes for Factory Manifolds

Lifetime Limited Warranty