Installation Time
(approx) 1 Hour
Difficulty Level:
Light to Moderate mechanical skill required.
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Magnaflow Direct-Fit Catalytic Converter; OEM Grade (16-18 4.3L, 5.3L Silverado 1500)Find parts that fit my vehicle
Item S121740
Our Price
$1,013.00 kit
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$50.65 Available in AT Cash Rewards.
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Product Information
Features, Description, Reviews, Q&A, Specs & Installation
Features
- Keep The Check Engine Light Off With Direct-Fit Catalytic Converter
- Free-Flowing Mandrel-Bent Tubing
- Highly Corrosion Resistant Stainless Steel Construction
- Easily Install Without Cutting Or Welding Required
- State-Of-The-Art 3D Scanning Systems Ensure Accurate Fitment
- Single Laser Fusion Weld To Reduce Possible Leaks
- Compact Low-Mass Design For Greater Thermal Efficiency
- Includes Torca Clamp, Donut Gasket, And Crush Ring Gasket
- Meets Or Exceeds Federal Emissions Requirements By The EPA
- Durable 308 Stainless Steel MIG Welds
- Essential Gaskets And Hardware Included Simplify Installation
- EPA-Compliant Catalytic Converter Ensuring Genuine Compliance
- Replicates OEM-like Flow Dynamics For Factory Performance
- High Strength 16 Gauge 409 Stainless Steel Tubing
- OE-Sized Barbed Exhaust Hangers Made From 410 Stainless Steel
- Mandrel Bent Tubing Retains OEM-Like Design And Geometry
- Fits 16-18 4.3L, 5.3L Silverado 1500
Description
Direct-Fit Catalytic Converter. The Magnaflow Direct-Fit Catalytic Converter; OEM Grade is designed to maintain your vehicle’s emissions control system by replacing faulty or worn-out catalytic converters. It plays a critical role in reducing harmful emissions, ensuring your vehicle complies with federal environmental standards. This product provides reliable performance while helping to keep the check engine light off.
Construction and Appearance. Crafted from premium stainless steel, this catalytic converter features durable 308 stainless steel MIG welds and corrosion-resistant 16 gauge 409 stainless steel tubing. The body is spun stainless steel with a clean stainless finish, delivering long-lasting resistance to heat and corrosion while matching OEM specifications.
Installation. Installation is straightforward with no cutting or welding required, thanks to the included Torca clamp, donut gasket, and crush ring gasket. The use of precise 3D scanning ensures a direct-fit replacement, enabling professional or experienced DIY installation without the need for drilling.
Warranty. This product comes with an emissions warranty and a construction warranty, providing peace of mind for its durability and performance.
Application. Specifically designed to fit 2016 to 2018 4.3L and 5.3L Silverado 1500 models.
Magnaflow 52642
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) Catalytic Converter Assembly
Tech Specs
4.5
Customer Reviews (49)
Questions & Answers
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Will It Fit My Silverado 1500
- 4.3L V6 - 16, 17, 18
- 5.3L V8 - 16, 17, 18
