1. Exhaust System Kits On Sale
  2. sku: 5378125987992762
  3. FLOWMASTER 817854

FLOWMASTER 817854 Cat 700042038794 Silverado/sierra

fits model: 1500, Outlaw, Silverado, Sierra. year: 2019.

817854 Flowmaster Outlaw Cat-back 2019 Silverado/sierra 1500

( Brand: Flowmaster ), ( Type: Exhaust System Kits ), ( Material: Stainless Steel ), ( Item Length: 63.50 ), ( California Prop 65 Warning: True ), ( UPC: 700042038794 ), ( Manufacturer Part Number: 817854 )

Review FLOWMASTER Cat back Silverado/sierra fits OUTLAW SILVERADO SIERRA 1500 2019

Introducing the Flowmaster Outlaw Cat-Back Exhaust System (817854) specifically designed for the 2019 Silverado 1500 and Sierra 1500 pickup trucks. This aftermarket exhaust system is engineered to deliver a powerful and unique exhaust note, enhancing your vehicle's performance and appearance.

The Flowmaster Outlaw Cat-Back Exhaust System features 409 stainless steel construction, ensuring durability and resistance to rust and corrosion. Its mandrel-bent tubing design maintains optimal exhaust flow, reducing back pressure and increasing horsepower and torque.

This system includes Flowmaster's signature "40 series" mufflers, which provide a deep, rumbling exhaust tone. The mufflers are designed with a straight-through internal flow, maximizing exhaust flow and minimizing restriction. The system also includes a polished tip, adding a stylish and premium touch to your vehicle's exhaust.

Installation is made easy with the bolt-on design, which utilizes factory exhaust mounts. This means no drilling or cutting is required for installation. Additionally, this system comes with all necessary hardware, making installation a straightforward process.

The Flowmaster Outlaw Cat-Back Exhaust System not only enhances the performance and sound of your 2019 Silverado 1500 or Sierra 1500, but it also improves gas flow and fuel efficiency. With its high-quality materials and design, this exhaust system is an excellent investment for any truck enthusiast looking to take their vehicle to the next level.

Pros and Cons of Buying a Flowmaster 817854 Outlaw Cat-Back Exhaust System for 2019 Silverado/Sierra 1500

1. Improved Performance:

Pro: The Flowmaster Outlaw cat-back exhaust system enhances the engine's power and torque by reducing backpressure and allowing better exhaust flow.

2. Enhanced Sound:

Pro: The system produces a deep, aggressive exhaust note that is pleasing to many enthusiasts, making your truck stand out.

3. Improved Fuel Efficiency:

Pro: The reduced backpressure allows your engine to breathe better, potentially leading to improved fuel efficiency.

4. Durability:

Pro: Flowmaster exhaust systems are known for their high-quality materials and robust construction, ensuring long-lasting performance.

5. Increased Resale Value:

Pro: Installing a performance exhaust system like the Flowmaster Outlaw can increase the resale value of your Silverado or Sierra 1500.

6. Easy Installation:

Pro: The cat-back design makes for a relatively straightforward installation process, typically taking less time than a full exhaust system upgrade.

1. Cost:

Con: The Flowmaster Outlaw cat-back exhaust system is a premium product, and its price point may be a deterrent for some buyers.

2. Loud Exhaust Note:

Con: The deep, aggressive exhaust note that many enthusiasts appreciate may not be desirable for everyone, especially those who prefer a quieter ride.

3. Potential Emissions Concerns:

Con: Some aftermarket exhaust systems, including the Flowmaster Outlaw, may not meet emissions standards, which could lead to potential legal issues or difficulties with inspections.

4. Potential Drone:

Con: At certain RPMs, some Flowmaster exhaust systems may produce a droning noise that can be annoying for some drivers.

5. Potential Impact on MPG:

Con: While the improved fuel efficiency is a potential benefit, some drivers may experience a slight decrease in miles per gallon after installing the system.

Conclusion:

The Flowmaster 817854 Outlaw cat-back exhaust system offers several benefits for 2019 Silverado and Sierra 1500 owners, including improved performance, enhanced sound, potential fuel efficiency gains, increased resale value, and easy installation. However, potential drawbacks include a high cost, loud exhaust note, potential emissions concerns, and possible droning noise. Ultimately, whether or not this exhaust system is right for you depends on your personal preferences, priorities, and driving habits. If you value performance, sound, and style, and are willing to invest in a premium exhaust system, the Flowmaster Outlaw could be an excellent choice. On the other hand, if you prioritize a quiet ride and are concerned about emissions or fuel efficiency, you may want to consider alternative options.

part # 817854 price

  • $1199.95

specifications frazzlekits:

  • for models: 1500, Outlaw, Silverado, Sierra
  • for years: 2019
  • brand: Flowmaster
  • type: Exhaust System Kits
  • material: Stainless Steel
  • item length: 63.50
  • california prop 65 warning: True
  • upc: 700042038794
  • manufacturer part number: 817854

shipping frazzlekits:

  • type: Fixed
  • service: UPS Ground
  • cost: $0.00
  • class: Standard
  • transit: 4-8 Days
  • carrier: UPS

offer frazzlekits:

  • options: Ship-to-home
  • started: June 22, 2025
  • sold: 0
  • availability: In Stock

payments frazzlekits:

  • credit card: Visa
  • wallet: Google-pay
  • other

returns frazzlekits:

  • time: 60 Days
  • paid by: Buyer
  • policy: Returns Accepted

general frazzlekits:

  • Car Truck Parts Accessories > Exhaust Emission Systems > Exhaust System Kits
  • condition: New

seller frazzlekits:

  • rating: 99.2%
  • # reviews: 323904
for models: 1500, outlaw, silverado, sierra, for years: 2019, type: exhaust system kits, item length: 63.50, california prop 65 warning: true,
category: auto parts > car truck parts accessories > exhaust emission systems > exhaust system kits, material: stainless steel, sku: 5378125987992762,

Flowmaster 817854 Is Similar To:

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5 offers $1199.95–$1199.95 USD
  • Offer #1: $1199.95 price + free delivery = $1199.95* total. This bolt-on system comes with your choice of tailpipe exits, either dual out the rear,. Fits 2019-2026 (New body) Chevrolet Silverado 1500/GMC Sierra 1500 Crew Cab and Double Cab models with 5.3L engine.FREE SHIPPING
  • Offer #2: $1199.95 price + free delivery = $1199.95* total. stainless tailpipes ensure maximum power and a deep powerful sound. Compatible with 2019-2024 (New body) Chevrolet Silverado 1500/GMC Sierra 1500 Crew Cab and Double Cab models with 5.3L engine.; This Flowmaster Outlaw Cat-back exhaust system is perfect for the person looking for maximum sound levels both inside and outside the vehicle and are not afraid of getting peoples attention.FREE SHIPPING
  • Offer #3: $1199.95 price + free delivery = $1199.95* total. Maximum dyno gains of 10 hp and 13 lb.ft. Flowmaster Outlaw Cat-back Exhaust System.FREE SHIPPING
  • Offer #4: $1199.95 price + free delivery = $1199.95* total. This Flowmaster, Inc.FREE SHIPPING
  • Offer #5: $1199.95 price + free delivery = $1199.95* total. Does Not Fit Crew Cab 2WD with 2 Pc Driveshaft or trucks with factory dual exhaust tailpipes. Part #.FREE SHIPPING