Moderate Straight-Through Performance
Introducing Flowmaster's line of FlowFX exhaust systems. These systems are perfect for the person looking for an moderate exterior and interior sound level with all of the performance benefits that you would expect from Flowmaster. New features include bright 409S stainless steel tubing mated to our new FlowFX straight-through mufflers with a large 3.00 inch core for maximum performance and a deep, aggressive sound.
Fitment Information
- Chevy Silverado 1500 (2009, 2010, 2011, 2012, 2013)
- GMC Sierra 1500 (2009, 2010, 2011, 2012, 2013)
- 4.8L and 5.3L engines. 2/4Wheel drive, 143.5 & 157.5-inch Wheelbases
Emissions Compliance
This part is legal for sale or use on Emissions Controlled Vehicles, Uncontrolled (Non-Emissions Controlled) Vehicles, and Racing Use Only Vehicles because it does not affect vehicle emissions and is not covered by emissions regulations.
Specs & Features
- Prop 65 Yes/No: Yes
- Title: Flowmaster 09-13 SILVERADO/SIERRA 1500, 5.3L, CB, S
- Exhaust Series: FlowFX
- Exit Position: Single Out Side
- Material: 409 Stainless Steel
- Mount Type: Uses Factory Hangers
- Single Dual: Single
- Sound Level: Moderate/Aggressive
- System Type: Cat-back
- Tip Diameter: 4.5
- Tip Finish: Black Ceramic
- Tip Logo: Embossed
- Tip Material: 304 Stainless
- Tip Shape: Round
- Tubing Diameter (in): 3
- Tubing Material: 409S Stainless Steel
- Emission Code: 5
- Prop 65 - Short Label: prop65_warning.jpg
- Prop 65 (C, R or CR): CR
Product Description
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.
Features:
- Large 4.50-inch Black Ceramic Coated Stainless Steel Tip
- Deep Powerful Tone Inside and Outside the Vehicle
- FlowFX "Straight-through" Performance Muffler
- Mandrel-bent Stainless Steel Tubing
- Includes All Necessary Hardware
- Lifetime Limited Warranty
- Easy at Home Installation
- Great Choice for Towing
Redline360 is an authorized Flowmaster dealer and sells only genuine Flowmaster products.

More in this category
Chevy Silverado 1500 Exhaust
Chevy Silverado 1500 parts
Flowmaster Exhaust Systems
GMC Sierra 1500 Exhaust
GMC Sierra 1500 Parts
Reviews on this product
Ordering from Redline360
Redline360 is an Authorized Dealer so we only sell authentic and genuine parts and accessories.
Order updates, tracking and info
Our goal is your complete satisfaction. Upon ordering, you will receive an email confirmation of your order along with your invoice. You will be able to log into our website 24/7 to check on your order at any time. Your order is processed Monday through Friday from 8am to 6pm PST as soon as it is placed. Once your order ships, we will email you a tracking number so you can track your package.
Protect your purchase
Redline360 offers our customers piece of mind! We have partned with Extend to offer you Extend Product Protection and Extend Shipping Protection. Read about each protection that Extend offers to Redline360 customers!
Multiple distribution points ready to serve you!
We ship from multiple locations around the United States so you receive your part as quick as possible. Not every warehouse stocks all the same parts, so the closest warehouse to you that has the part in stock is where your order will ship from. We ship from California, Nevada, Indiana, Michigan, Florida, Texas and Pennsylvania.
Secure Ordering
We take security seriously! We are never exposed to your credit card information, and it's never stored. Credit card transactions go through the credit card processor directly. We also offer various other payment methods such as PayPal, Affirm Financing (Pay over time), Amazon Pay, Apple Pay and more!
Any non CARB compliant items can not ship California. We will notify you if we have to cancel your order.
Some products may be subject to local rules, laws and regulations in certain areas. Always check your local laws to determine legal restrictions. We are not responsible if you buy a product that is not legal in your area.
For items that have free shipping, free shipping only applies to the lower 48 states.
Questions? Contact us.
Actual item may vary from picture