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Find Catalytic Converters for your Sierra 1500

Magnaflow Direct-Fit Catalytic Converter; OEM Grade (16-18 4.3L, 5.3L Sierra 1500)Find parts that fit my vehicle

Item S517921
Magnaflow Direct-Fit Catalytic Converter; OEM Grade (16-18 4.3L, 5.3L Sierra 1500)
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Our Price

$930.00 each

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Ship to: Ashburn - 20149
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      Product Information

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


      • Catalytic Converter
      • Optimal Exhaust Flow
      • Enhanced Sound
      • Direct-Fit
      • Five-Year or 50,000-Mile Limited Warranty
      • Fits 2016-2018 4.3L, 5.3L Sierra 1500 Models


      High-Quality. Magnaflow has established itself as a pioneer in catalytic converters, continually offering superior products that set the industry standard. By choosing a Magnaflow Direct-Fit Catalytic Converter, you are not simply acquiring a conventional component but investing in a premium product that exceeds even the most strict OEM (Original Equipment Manufacturer) standards. This constant dedication to quality enables Magnaflow to create catalytic converters with the excellent build quality, providing better performance, durability, and lifespan for your vehicle's exhaust system.

      Efficient. The Magnaflow Direct-Fit Catalytic Converter operates in tandem to provide a symphony of perks for your vehicle by effectively reducing harmful emissions and optimizing exhaust flow. Magnaflow Direct-Fit Catalytic Converters give a revolutionary experience that imprints your driving pleasure and the environment, from improving fuel economy to catapulting total engine performance to new heights. You may enjoy the satisfaction of knowing that your vehicle is functioning at optimal efficiency and contributing substantially to a greener, cleaner future with each mile traveled.

      Installation. Putting this Magnaflow Direct-Fit Catalytic Converter; OEM Grade on your 4.3L, 5.3L Sierra 1500 is easy and requires no drilling.

      Warranty There is a 5-year or 50,000-mile limited warranty on this product.

      Application. The Magnaflow Direct-Fit Catalytic Converter; OEM Grade fits 2016-2018 4.3L, 5.3L Sierra 1500 models.



      Magnaflow 52642

      CA Residents: WARNING: Cancer and Reproductive Harm -

      Installation & What's in the Box

      Installation Info

      What's in the Box

      • (1) Catalytic Converter
      • Hardware
      • Instruction Manual

      Customer Reviews (29)

        Questions & Answers

        10 More Questions

        Will It Fit My Sierra 1500

        • 4.3L V6 - 16, 17, 18
        • 5.3L V8 - 16, 17, 18