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Flowmaster 55-57 Chevrolet 2.5in. American Thunder SS Crossmember-Back Exhaust System

SKU: FLO817174

Sale price  $1,758.42 CAD Regular price  $1,979.28 CAD
Shipping calculated at checkout.

Special Order Item Delivery times depend on manufacturer fulfillment and carrier performance. Expedited shipping reflects how the order is placed with the manufacturer and does not guarantee delivery dates. However, due to FI Performance’s industry relationships, we may be able to assist with expedited processing when possible. If timing is critical, please call us before ordering at (203) 644-0712.

For the person who is looking for a complete Crossmember-Back dual exhaust system for your 1955-1957 Chevy coupes and sedans. This American Thunder® system is manufactured from 2.50-inch mandrel-bent stainless steel for maximum performance and longevity, and includes a built-in H-pipe for a mellow smooth tone eliminating back rap on deceleration. The system includes a pair of Super 40® Series performance mufflers for a deep exterior sound, with a moderate interior tone and dual tailpipes tucked up high for clearance and exit straight out the back under the rear bumper. Like all Flowmaster® systems, the benefits include improved throttle response, power and mileage. Designed for an easy fit, these systems include all necessary parts and hardware for easy installation. Covered by our Lifetime Limited Warranty. Notes: Does Not fit wagons or convertibles.

  • Does Not Include Header Reducers or Downpipes for Factory Manifolds
  • H-pipe Crossover for Maximum Power and Deep Tone
  • Super 44 Series Mufflers for Deep Powerful Sound
  • Includes Hangers and Hardware for Installation
  • Mandrel-bent 16-gauge Stainless Steel Tubing
  • Moderate to Aggressive Exterior Exhaust Tone
  • Crossmember-Back True Dual Exhaust System
  • Lifetime Limited Warranty

This Part Fits:

Year Make Model Submodel
1955-1957 Chevrolet Bel Air Base
1955-1956 Chevrolet Bel Air Beauville
1955-1957 Chevrolet Bel Air Nomad
1955-1957 Chevrolet One-Fifty Series Base
1955-1957 Chevrolet Two-Ten Series Base
1955-1957 Chevrolet Two-Ten Series Del Ray

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