Flowmaster American Thunder Crossmember-Back Exhaust System Fits 1967-1974 Chevrolet Camaro, Pontiac Firebird and 1968-1974 Chevrolet Nova with V8 Engine, 2.5 Inch Pipes Moderate Sound

Flowmaster is proud to introduce our American Thunder dual exhaust system for 1967-1974 Camaro and Firebird, and 1968-1974 Nova. The system features our exclusive 80 Series Crossflow performance muffler that tucks up high behind the rear differential.

Other features include all mandrel-bent dual 2.50-inch head pipes with a built-in H-pipe crossover and dual 2.50-inch tailpipes for a deep rich sound and optimum performance. This Crossmember-Back aluminized steel exhaust system gives these classic muscle cars a moderate tone inside and out. The system includes all parts, hardware and illustrated instructions and is covered by our 3-year Limited Warranty. If you prefer Stainless steel construction, check out optional system# 817104 which comes with a Lifetime Limited Warranty. Notes: Does not include manifold downpipes or header reducer cones. Convertible models will require adding 3/8-inch of shims to the stock factory X-brace for clearance or purchasing Hotchkis Performance Convertible brace Part# 1404.

• H-pipe Crossover for Maximum Power and Deep Tone
• Includes Hangers and Hardware for Easy Installation
• Mandrel-bent 16-gauge Aluminized Steel Tubing
• Does Not Include Manifold Downpipes or Header Reducers
• Moderate Exterior Exhaust Tone
• Maximum Ground Clearance
• Crossmember-Back System

Specifications

• Series: 80 Series Crossflow
• Exhaust Type: Crossmember Back
• Material: Aluminized Steel
• Inlet Diameter: 2.5
• Exit Style: Dual Out Rear
• Sound Level: Moderate
• Includes Muffler: Chambered
• Emissions: 5
• Warranty: Manufacturer's Limited 3 Year Warranty
• Country of Origin: USA

Installation Instructions (PDF) | Product Video

CALIFORNIA WARNING: Cancer and Reproductive Harm - www.P65Warnings.ca.gov