Sale

Exhaust Exhaust Pipes, Systems and Components

Flowmaster

Flow Fx Cat-Back Exhaust System Fits 2009-2013 Silverado/Sierra 1500, 4.8L And 5.3L Engines 2/4Wheel Drive, 143.5 & 157.5-Inch Wheelbases Aggressive To Moderate Sound Flowmaster

$806.95 $727.95 Save $79.00

SKU: F00L 717874

In Stock
In Stock
Ships by Aug 5
Free Shipping over $100
Non-Returnable Item
INSTALL DIFFICULTY
DIY PRO SHOP

Easy — 1–2 hours

Description

Part #: 717874

Our new Flowmaster Flow FX cat-back exhaust system for the 2009-2013 GM Silverado/Sierra with 4.8L and 5.3L engines is manufactured using 409S stainless steel for years of trouble free service. System features include a 3.00-inch inlet pipe leading into a Flow FX straight-through performance muffler for great sound and maximum performance.The single 3.00-inch mandrel-bent tailpipe exits out the side behind the passenger side rear tire and is finished off with large 4.50 inch diameter black ceramic coated 304S stainless steel tip, giving your Silverado or Sierra that custom look that goes hand in hand with the deep performance sound of the Flow FX muffler. The system uses all the factory hanger locations and connections without any cutting or welding for an easy installation that you can do at home. Includes installation instructions and all necessary hardware. Note: Fits both 2/4 Wheel Drive models with 143.5 and 157.5-inch Wheelbases.Large 4.50-inch Black Ceramic Coated Stainless Steel TipDeep Powerful Tone Inside and Outside the VehicleFlowFX straight-through Performance MufflerMandrel-bent Stainless Steel TubingIncludes All Necessary HardwareLifetime Limited WarrantyEasy at Home InstallationGreat Choice for Towing

Features:

  • Large 4.50-inch Black Ceramic Coated Stainless Steel Tip
  • Deep Powerful Tone Inside And Outside The Vehicle
  • Deep Powerful Tone Inside and Outside the Vehicle
  • Full Stainless Steel Construction
  • FlowFX "Straight-through" Performance Muffler
  • Easy Installation
  • Mandrel-bent Stainless Steel Tubing
  • Includes All Necessary Hardware
  • Lifetime Limited Warranty
  • Easy at Home Installation
  • Great Choice for Towing

FlowFX Cat-Back Exhaust System | Single Out Side Exit | Incl. 3 in. Tubing/Straight Through Mufflers/4.5 in. Round Black Ceramic Coated Tips | 409 Stainless Steel

MIA's Description

The Flowmaster Flow FX Cat-Back Exhaust System, MPN 717874, is constructed from durable 409S stainless steel and features a "straight-through" performance muffler. It includes a 3.00-inch inlet pipe, a single 3.00-inch mandrel-bent tailpipe, and a 4.50-inch black ceramic coated 304S stainless steel tip. This system delivers an aggressive to moderate sound and is designed for easy, bolt-on installation using factory hanger locations, making it suitable for towing applications.

Fitment

Fitment Guaranteed

Don’t gamble
on fit.

Log your build in the MOTORMIA app and we’ll guarantee this part fits your exact setup — or your money back, return shipping covered.

Available on iOS & Android

Specifications

BrandFlowmaster
Part NumberF00L 717874

Videos

Buy with Confidence

Built for enthusiasts. Every order is backed by our 30 day return window on eligible items. Unused and uninstalled products may be returned with approved RMA and no restocking fees when received in new condition. Orders placed through the MOTORMIA app with a complete build qualify for our Fitment Guarantee — free return shipping if the part doesn’t fit your exact setup. The guarantee covers fit only; installation must follow manufacturer instructions, and we recommend a qualified shop for parts marked Difficulty 4–5.

View Full Return Policy