Guaranteed 12/24 Delivery Still Available see item page for details! available on most items - Details

Talk to a Sierra 1500 Sales Tech
1-888-706-1096
M-F 8:30A-11P, Sat-Sun 8:30A-9P
Win $4,000! Enter Daily

Find Exhaust Systems for your Sierra 1500

Flowmaster Outlaw Extreme Single Exhaust System; Turn Down (14-18 4.3L Sierra 1500)Find parts that fit my vehicle

Item S510689-43
Product Image
Flowmaster Outlaw Extreme Single Exhaust System; Turn Down (14-18 4.3L Sierra 1500)
Verify parts fit and get product recommendations.
Sierra 1500 Sales Techs: Connect Now M-F 8:30A-11P, Sat-Sun 8:30A-9P
Call now 1-888-706-1096 Chat Now
$363.56
172 Reviews
On Sale

-10% $363.56 kit Was $403.95

Ship to: 43215
Please enter a valid US or CA postal code
We're sorry, zip can't be updated at this time.

Will this fit your Vehicle?

Select a different vehicle Help?
Update or Change Vehicle
Add to Cart
Save for later
    Create a list
    Add to New List

    Saved - View your saved items

    We're sorry. We couldn't save this product at this time.

    or use

    Add Local Installation

    $299.00
    Wards Auto Repair LLC
    11 miles away · 25 Reviews ·
    How it works
    Loading Indicator

      Product Information

      Features, Description, Reviews, Q&A, Specs & Installation

      Features & Specs

      • Generates a Rich and Aggressive Exhaust Sound
      • Improves Exhaust Flow for Optimum Engine Power and Torque
      • Race-Proven Outlaw Muffler Technology
      • Crafted Using 3-Inch Mandrel-Bent, 409 Stainless Steel Tubing
      • Sports an Appealing Black Finish
      • Easy Installation
      • Uses Factory Hangers
      • Backed by a Limited Lifetime Warranty
      • Made in the USA
      • Designed for All 2014-2018 4.3L GMC Sierra 1500 Models

      Description

      Powerful Confidence. Let your Sierra exude unmatched confidence by means of the Flowmaster Outlaw Extreme Turn Down Single Exhaust System. This exhaust kit features the race-proven Outlaw muffler technology and a single 3-inch single dump style turndown exit, specifically engineered to eliminate the turbulence and produce a powerfully refined aggressive exhaust sound that befits your Sierra’s mighty stance.

      Powerfully Efficient. This Outlaw Extreme Single Exhaust System utilizes high-flow, straight-through Outlaw muffler and mandrel-bent pipes. These components ensure continuous exhaust flow that effectively boosts your Sierra’s engine power and torque. In addition, this efficient flow improves fuel economy and throttle response.

      Long-Lasting Functionality. Flowmaster equipped its Outlaw Extreme Exhaust System with long-lasting durability. It is crafted using 3-inch, premium stainless steel with mandrel-bent tubing. Moreover, this exhaust system is designed to handle harsh driving conditions, including the constant attacks from the corrosive exhaust gases and thermal stress from catalytic activities.

      Simple Installation. This Outlaw Extreme Single Exhaust System installs directly onto your truck’s factory exhaust mounting positions. It comes with all the necessary hardware for a straightforward installation that requires light to moderate mechanical skills to complete.

      Application. The Flowmaster Outlaw Extreme Turn-Down Single Exhaust System is specifically designed to fit all 2014-2018 4.3L GMC Sierra 1500 models.

      Fitment:

      Details

      Flowmaster 817916

      CA Residents: WARNING: Cancer and Reproductive Harm - www.P65Warnings.ca.gov

      Installation & What's in the Box

      Installation Info

      What's in the Box

      • (1) Muffler
      • (1) Band Clamp
      • (2) Hanger Keepers
      4.7

      Customer Reviews (172)

      Questions & Answers

      No questions about this product yet. Ask the First Question

      Will It Fit My Sierra 1500

      • 5.3L V8 - 14, 15, 16, 17, 18

      Designed for Double Cab and Crew Cab Models

          Word on the Trail

          My favorite part is that you can put in your trucks make and model, and only shop parts that will fit that truck. Makes life so much easier.

          Desrteagl5
          Previous Slide Next Slide