Installation Time
(approx) 20 Minutes
Difficulty Level:
Simple installation for anyone.
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Magnaflow Direct-Fit Replacement Muffler with Muffler
(19-26 4.3L Silverado 1500
Find parts that fit my vehicle Item S164876-43
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Product Information
Features, Description, Reviews, Q&A, Specs & Installation
Features & Specs
- Enhances Rig With Dyno-Proven Performance While Replacing Truck’s OEM Mufflers
- Clamp-On Inlet, Clamp-On Outlet Design Facilitates Easy Installation
- Features Fast-Flowing, 3’’ Mandrel Bent Main Piping
- Passes Through A 14’’ Straight-Through Performance Muffler And 11’’ NDT Resonator
- Compatible With All Chevrolet Silverado 1500 And GMC Sierra 1500 Vehicles Equipped With 4.3L Or 5.3L Engine Options Except Factory Performance Exhaust Option
- Includes No Drone Technology To Minimize Droning At Highway Speeds
- Replaces Mid-Body Section Of OEM Exhaust System
- Manufactured Using Advanced CNC Precision Robotic Manufacturing Techniques
- Made Of Durable Stainless Steel With Brushed Stainless Steel Body Finish
- Includes All Hardware Necessary For Do-It-Yourself Installation
- Bracket And Hanger Not Included
- Uses 2.75in And 3in Band Clamps
- Muffler Quantity Two With Tuned Chamber And Straight-Through Type
- Inlet Type Clamp-On
- Off Road Use Not Intended
- Includes Muffler And Resonator
- Fits 2019-2026 4.3L Silverado 1500 Except Vehicles With Factory Performance Exhaust Option
| Brand | Magnaflow |
| Muffler Inlet Size | 3.00 Inch |
| Muffler Installation Type | Clamp-On Muffler |
| Muffler Type | Straight-Through Muffler |
Description
Direct-Fit Replacement Muffler. The Magnaflow Direct-Fit Replacement Muffler with Muffler is designed to improve exhaust sound and performance by replacing the factory mufflers on your vehicle. It provides a bolt-on upgrade that enhances sound quality with reduced drone, making it suitable for everyday driving and spirited acceleration. This system replaces the mid-body section of your existing exhaust for a seamless upgrade experience.
Construction and Appearance. Constructed from durable stainless steel, this muffler kit features a brushed finish that resists corrosion and wear. The components are manufactured using advanced CNC precision robotic techniques to ensure consistent, high-quality production and precise fitment. The straight-through muffler design with a perforated core and acoustic packing supports optimal exhaust flow and performance sound.
Installation. Installation is designed to be straightforward with a clamp-on inlet and outlet requiring no welding or drilling. Basic automotive skills are recommended for proper installation, and all necessary hardware is included for a do-it-yourself approach.
Warranty. This product is backed by a limited lifetime warranty, providing lasting confidence in its quality and durability.
Application. Fits 2019-2026 Chevrolet Silverado 1500 equipped with the 4.3L engine, excluding models with the factory performance exhaust option.
Magnaflow 19533
CA Residents: 
WARNING: Cancer and Reproductive Harm - www.P65Warnings.ca.gov
Install Details & What's in the Box
Installation Info
What's in the Box
- Muffler
4.8
Customer Reviews (230)
Questions & Answers
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Will It Fit My Silverado 1500
- 4.3L V6 - 19, 20, 21
