Flowmaster 817558 American Thunder Cat Back Exhaust System

★★★★★ 4.5 42 reviews

$277.14
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$277.14
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Product details

Management number 205960061 Release Date 2025/10/31 List Price $110.86 Model Number 205960061
Category

Exhaust System Kit

American Thunder Cat Back Exhaust System

American Thunder Cat Back Exhaust System; Single; Single Rear Exit; Incl. 2.5 in. Tubing/Super 50 Series Muffler/3 in. Logo Embossed Stainless Tip; 409 Stainless Steel;


SPECIFICATIONS:
  • Exhaust Series: American Thunder
  • Exhaust Type: Single
  • Exit Position: Single Rear
  • Exit Style: Straight
  • Heat Shield Attached: No
  • Inlet Diameter: 2.500 in.
  • Inlet Inside Diameter: 2.500 in.
  • Material: Stainless Steel
  • Muffler Count: 1
  • Muffler Part Number: Kit Only
  • Muffler Series: Super 50 Series
  • Outlet Diameter: 2.500 in.
  • Outlet Outside Diameter: 2.500 in.
  • Single or Dual: Single
  • Sound Level: Moderate
  • System Type: Cat Back
  • Tail Pipe Diameter: 2.500 in.
  • Tip Diameter: 3.000 in.
  • Tip Quantity: 1
  • Tubing Diameter: 2.500 in.
  • WARNING CA Proposition 65: Yes
  • WARNING CA Proposition 65 Message: WARNING: Cancer and Reproductive Harm - www.P65Warnings.ca.gov

FEATURES:
  • Mandrel Bent 16 Gauge 409 Stainless Tubing
  • Includes Hangers And Hardware For Easy Installation
  • Dyno Tuned for Maximum Performance
  • Premium Flowmaster Quality
  • 3 Year Limited Warranty
  • Made in the USA

For the person who wants a subtle custom appearance with all the benefits that a Flowmaster Cat-back exhaust system provides, SOR. (Single out rear) systems are the perfect choice. American Thunder systems deliver a moderate tone and are suited to the enthusiast who wants their performance to be heard. 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.

Flowmaster operates the only exhaust Research & Design facilities of its kind in the world, centered around the SuperFlow SF-7100 engine dynamometer complete with E.C.A. (engine cycle analysis) equipment and also SuperFlow chassis dyno's. Through use of these dyno's, Flowmasters engineering staff can track the complete engine cycle in millionths of a second and can obtain exact technical data of each degree of cam rotation, from induction to the tip of the exhaust system, while also showing the power numbers that really matter, the power numbers to the ground. Flowmaster also utilizes Spectrum Analyzers to fine tune the sound of each of the eleven different series of mufflers that Flowmaster currently offers, both for peak performance and just the right sound levels and tones. Flowmasters product line includes exhaust products for Performance Street, Muscle cars, Trucks, Street Rods, RV's, Motorhomes, and all types of race applications. With over 400 different muffler models, 370+ exhaust systems and numerous exhaust accessories available, Flowmaster offers you the choice of sound to fit your sound preference from wild to mild and of your specific vehicle needs. Call our experienced tech staff for live help and detailed information regarding your vehicles. With Ray still active and hands on with the R&D department in the development, not only of new exhaust products, but also with new technologies currently being tested in third and new R&D facility, the future looks to be very exciting indeed.


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