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CSP2026

Flowmaster 717911 - FlowFX Direct Fit Muffler Kit

Flowmaster  |  SKU: FLO-717911
Sale price $99995 Regular price $1,12495

PLEASE NOTE: Pictures may be representative of style, rather than the actual product. Read the description for more details.

Description

Flowmaster 717911 - FlowFX Direct Fit Muffler Kit

Muffler - Flow FX - Dual Mode - 3 in Offset Inlet - Dual 3 in Outlet - Turn Down Tip - 38.40 in Long - Stainless - Natural - GM GenV LT-Series - GM Fullsize Truck 2019-21 - Each

FlowFX Direct Fit Muffler Kit; Single; Dual Out Rear Exit; Incl. 3 in. Tubing/3 in. Round Tip; 409 Stainless Steel; w/Active Valve;

Introducing the new Flow FX(R) Active Dual-mode muffler featuring our new W.A.V.E. Technology(TM) (Wireless Active Valve Exhaust(TM)) for all 2019-2024 GM Silverado/Sierra 1500 (new body style) with 5.3L engine. This direct-fit replacement muffler has split personalities with a nice performance tone over the stock exhaust system, thanks to the Flowmaster(R) Flow FX performance muffler. The system also features a high quality wireless controlled actuator valve on the Power Chamber(R) redirecting exhaust through the turn down, giving you that deep open exhaust sound with just a push of a button. System features include mandrel-bent stainless steel construction leading into the Power Chamber, followed by a round Flow FX performance muffler that easily connects to the factory tailpipe. The Power Chamber houses a wireless controlled valve with a large 3.00-inch turndown dump style tailpipe letting everyone know who the Boss is once activated. Other system features include actuator motor, control unit, two wireless key fobs, all necessary wiring, hardware, and detailed instructions. Maximum dyno gains of 9 hp and 11 lb.ft. at the rear wheels. Note: Fits 2019 (New body) 2/4 wheel drive and all wheelbases.

  • Deep Performance Tone from "Straight-through" Flow FX Muffler
  • Max Dyno Gains of 9 hp and 11 lb.ft. of Torque
  • Features Flowmasters W.A.V.E. Technology
  • Very Aggressive Active By-Pass Sound
  • Mandrel-bent Stainless Steel Tubing
  • Wireless Controlled Actuator Motor
  • Detailed Installation Instructions
  • Direct-fit Replacement Muffler
  • Includes a High Quality Valve
  • Stainless Steel Construction
  • Includes Two Key Fobs
Body Height: 4.10
Body Length: 6.29
Body Material: 409 Stainless Steel
Body Width: 9.61
Brand: Flowmaster
Category: Exhaust
Clamps Included: Yes
Emission Code: 5
Exhaust Series: Flow FX
Exhaust Tip Quantity: 1
Exhaust Tip Style: Single Wall
Exit Style: OEM
Finish: Natural
Gasket Or Seal Included: No
Grade Type: Performance
Heat Shield Attached: No
Heat Shield Included: No
Inlet Inside Diameter: 2.75
Inlet Location: Offset
Inlet Outside Diameter: 2.88
Inlet Quantity: 1
Inlet Type: Slip-Fit
Main Piping Diameter: 3.00
Material: 409 Stainless Steel
Mount Type: Uses Factory Hangers
Muffler Body Length: 14.00
Muffler Color: Silver
Muffler Inlet Diameter: 3.00
Muffler Inlet Location: Offset
Muffler Material: 409 Stainless Steel
Muffler Outlet Diameter: 3.00
Muffler Outlet Location: Center
Muffler Overall Length: 40.40
Muffler Part Number: Kit Only
Muffler Quantity: 1
Muffler Series: Flow FX
Muffler Shape: Oval
Muffler Type: Absorption
Outlet Inside Diameter: 2.75
Outlet Location: Offset
Outlet Outside Diameter: 2.88
Outlet Quantity: 1
Outlet Type: Slip-Fit
Overall Length: 41.00
part type: Exhaust Muffler Assembly
Product Type: Exhaust System
Shape: Round
Single Dual: Single
Sound Level: Aggressive / Moderate
Sub Category: Mufflers
System Type: Direct-Fit Muffler
Tip Cut: Turndown
Tip Diameter: 3.00
Tip Edge Style: Cut
Tip Length: 10.00
Tip Logo: None
Tip Material: 409 Stainless Steel
Tip Shape: Round
Tubing Diameter: 3.00
Tubing Material: 409 Stainless Steel
Valve Actuator Included: Yes
Valve Included: Yes
Valve Type: Active By-Pass Valve
Warning: California Proposition 65

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