Make sure this part fits

GM 40009487
Converter Assembly-Nitrogen Oxide Catalytic (W/Filter)

2023-2025 GM

Customer Questions & Expert Answers (1)
40009487 GM Converter Assembly-Nitrogen Oxide Catalytic (W/Filter) Illustration 1 of 1
  • Part Description
    CONVERTER ASM-NOX CTLTC (W/ FLTR)
  • Replaced By
    40009609
  • Replaces
    40009280, 40009310
  • Manufacturer
    General Motors
Make sure this part fits
$969.82 MSRP: $1443.57
You Save: $473.75 (33%)
Core Charge: $400.00
Currently Unavailable

Due to manufacturer supply shortage, this item isn't currently available for ordering.

  • Vehicle Fitment

    Year Make Model Trim Engine
    2023-2025 Chevrolet Silverado 1500Custom Trail Boss, High Country, LT, LT Trail Boss, LTZ, RST, ZR26 Cyl 3.0 L DIESEL
    2025 Chevrolet SuburbanHigh Country, LT, Premier, RST, Z716 Cyl 3.0 L DIESEL
    2025 Chevrolet TahoeHigh Country, LT, Premier, RST, Z716 Cyl 3.0 L DIESEL
    2023-2025 GMC Sierra 1500AT4, AT4X, Denali, Denali Ultimate, Elevation, SLE, SLT6 Cyl 3.0 L DIESEL
    2025 GMC YukonAT4, Denali, Denali Ultimate, Elevation6 Cyl 3.0 L DIESEL
    2025 GMC Yukon XLAT4, Denali, Denali Ultimate, Elevation6 Cyl 3.0 L DIESEL
    Warning: California's Proposition 65
  • Customer Questions & Expert Answers

    Q:
    Hey, is 40009487 a good match for my vehicle? Posted by ChevyPartsDeal Specialist
    A:
    Please Select Your Vehicle model to see if part number 40009487 is suitable before ordering.
    Posted by ChevyPartsDeal Specialist
    See Complete Installation and Repair Tips

OEM GM Converter Assembly-Nitrogen Oxide Catalytic (W/Filter) 40009487 Designed for Proper Fit and Performance

Demand authentic OEM GM parts for the exceptional quality and performance requirements of your vehicle. The recommended part 40009487 Converter Assembly-Nitrogen Oxide Catalytic (W/Filter) is also referred to as GM Catalytic Converter, Exhaust Pipe. We distribute these components through all certified dealer networks operating across the United States. All products have a 12-month, 12,000-mile warranty. The performance of your vehicle requires original equipment manufacturer components for proper installation. This item fits the following: Chevrolet Tahoe, Silverado 1500, Suburban; GMC Sierra 1500, Yukon, Yukon XL.
A high-standard Converter Assembly-Nitrogen Oxide Catalytic (W/Filter) genuine GM part 40009487 serves your vehicle by operating optimally in its emissions system. The GM item fulfills a key function in the catalytic converter system by turning emission pollutants carbon monoxide and hydrocarbons into less dangerous substances while producing water vapor and nitrogen gas. This part transforms harmful pollutants into less harmful substances through chemical reactions within a honeycomb substrate by utilizing catalysts consisting of platinum and palladium and rhodium which guarantee environmental compliance. Faults with engines along with impacts from physical damage and internal clogs could cause converter failure that ends in vehicle performance issues and environmental pollution. Physical inspections of the catalytic converter must be consistent because eventual problems need immediate attention. This 40009487 Converter Assembly-Nitrogen Oxide Catalytic (W/Filter) together with all genuine GM parts comes with a manufacturer warranty which protects quality and performance. Our Shipping Policy page and our Return Policy page provide complete information about delivery procedures. View these details at the specified links. Adding this GM emission part to your vehicle serves as an investment in long-lasting motor emissions functionality which creates environmentally beneficial results and performance benefits.
The ideal choice to make when wanting an assuring quality and a flawless performance is OEM parts. These items are checked closely in terms of quality and designed to fit perfectly into GM's specifications in terms of factory completion making it very easy to install the parts. We have a large stock of OEM GM components, which also come at highly competitive prices in the market. Just in case you need any new original GM parts please be assured that we would provide them to you at your doorstep within a short period of time. In addition to this, all our pieces are covered by the manufacturer's warranty.