Flowmaster Force II Cat-Back Exhaust System

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Mild exterior tone exhaust system Exclusive Flowmaster muffler Dyno tuned Made with tough steel Full bolt-on fitment Limited lifetime warranty Made in the USA

Our #1 value is customer service.

We believe in doing right by our customers, no matter what it takes.

In keeping with that, we offer a “perfect fit guarantee” that ensures your satisfaction on 3 levels: low price, free shipping, and perfect fitment.

- Alan Marek, Founder of PartCatalog.com

The Lowest Price Anywhere--Guaranteed

At PartCatalog, we’ll beat any competing vendor’s price. And we’re so confident in our rock-bottom prices that we’ll refund the difference if you find a lower price elsewhere.

Free Shipping Both Ways

Our “free shipping both ways” policy means that returns and orders ship free of charge. When you place an order, you pay only the list price and any applicable taxes. We cover the shipping to save you money and ensure timely delivery.

100% Guaranteed to Fit

In the highly unlikely event of a fitment problem, we’ll return your purchase at no cost to you. We pay return shipping on all orders, so it won’t cost you a penny to send back a defective part.


  • Highly functional exhaust system with a mild exterior tone
  • Mandrel bent tubing for an increased air flow
  • Exclusive Flowmaster muffler with excellent noise reducing properties
  • Dyno tuned for improved performance
  • Available in two options: stainless steel and aluminized steel
  • Made with tough steel to last long
  • Full bolt-on fitment for easy installation with no drilling
  • Manufacturer's guarantee of quality parts and superior crafting
  • Made in the USA with premium grade parts and superior technology
Mild exterior tone exhaust system

Mild exterior tone exhaust system

The Flowmaster Force II exhaust system is made for optimal performance. If you replace your old system with it, you'll certainly notice a significant improvement in the exhaust flow, the exhaust tone, horsepower, and general vehicle performance. It is a small price to pay for the ultimate exhaust upgrade.

Unlimited and unrestricted exhaust flow

Unlimited and unrestricted exhaust flow

The 2.5" mandrel-bent tubing allows a smooth and unlimited flow of exhaust gases. It also increases airflow for better performance.

Exclusive Flowmaster muffler

Exclusive Flowmaster muffler

The system includes an exclusive Scavenger Series® X-pipe crossover for a moderate exterior tone and mild interior tone. It converts exhaust noise to a drone that makes for a more comfortable drive.

Maximum performance

Maximum performance

The Flowmaster Force II exhaust system is also dyno-tuned for maximum performance with no internal resonance. This ensures a smooth flow with reduced interior and exterior noise for a more enjoyable drive.

Available in two options

Available in two options

You can choose between stainless steel or aluminized steel exhaust systems. They both work great, so you can pick whichever goes best with your car's needs or your preference.

Made strong to last long

Made strong to last long

The exhaust system components are made with the toughest steel in the industry. They are practically indestructible and will serve you for years without tarnishing, rusting or showing even the slightest sign of aging.

Easy bolt-on fitment

Easy bolt-on fitment

The Flowmaster Force II exhaust system comes with factory mounting points for a full bolt-on installation. The purchase also includes all installation hardware as well as detailed instructions. For the best results, let a professional do the installation for you.

Manufacturer's guarantee of quality

Manufacturer's guarantee of quality

Flowmaster provides a limited lifetime warranty for the stainless steel exhaust system and a three-year warranty for the aluminized steel system. It is a guarantee that the parts are the best in the industry, and have no defects.

Made in the USA

Made in the USA

The exhaust system is proudly made in the USA with authentic locally made material and labor. The company provides employment for thousands of Americans every year, contributing to the growth of the economy and country at large.

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Lifetime Limited Warranty applies to Flowmaster all stainless steel exhaust systems.

Three (3) Year Limited Warranty applies to Flowmaster aluminized steel exhaust systems.

Part Numbers

The following part numbers are available in this product line:

17106, 17114, 17125, 17126, 17132, 17135, 17147, 17153, 17161, 17165, 17166, 17173, 17178, 17198, 17203, 17211, 17229, 17272, 17275, 17278, 17344, 17345, 17360, 17361, 17362, 17385, 17403, 17405, 17411, 17418, 17422, 17435, 17446, 17458, 17472, 817166, 817344, 817345, 817403, 817422, 817446, 817451, 817472, 817478, 817491, 817492, 817493, 817502, 817505, 817509, 817510, 817514, 817518, 817523, 817538, 817539, 817540, 817543, 817550, 817552, 817554, 817565, 817603, 817618, 817627, 817640, 817651, 817666, 817670, 817672, 817701, 817704, 817715, 817727, 817757

To purchase this product for your vehicle, please select the Year, Make and Model of your vehicle at the top of this page.

Chevrolet (1980-2018)

Avalanche, Blazer, C1500, C2500, Camaro, Colorado, Corvette, Cruze, K1500, K2500, Silverado 1500, Silverado 1500 Classic, Silverado 2500 HD, Silverado 3500 HD, Suburban 1500, Tahoe

Chrysler (2005-2014)


Dodge (1997-2018)

Avenger, Challenger, Charger, Dakota, Durango, Magnum, Ram 2500

Ford (1986-2018)

Bronco, Expedition, F-150, F-150 Heritage, F-250, F-250 Super Duty, F-350, F-350 Super Duty, Focus, Mustang

GMC (1987-2018)

C1500, C2500, Canyon, Jimmy, K1500, K2500, Sierra 1500, Sierra 1500 Classic, Sierra 2500 HD, Sierra 3500 HD, Yukon, Yukon XL, Yukon XL 1500

Jeep (1991-2018)

Cherokee, Wrangler, Wrangler JK

Lincoln (1998-2008)

Mark LT, Navigator

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