{
    "lazyNodes": false,
    "abFitnotesFlag": false,
    "abCrawlReviews": false,
    "productOptionsCookie": false,
    "orderDelayFlag": false,
    "skipSessionCookie": false,
    "covidMessage": false,
    "fullTitleCookie": false,
    "nrLoggerCookie": false,
    "checkoutReviewCookie": false,
    "productOptionSeqCookie": false,
    "maintenanceFlag": false,
    "bufferETACookie": false,
    "multiShippingDiscountFlag": false,
    "newFitmentFlag": false,
    "surveyOptInFlag": false,
    "crossSellFlag": false,
    "skuMappingFlag": false,
    "paySplitCookie": false,
    "callDisableFlag": false,
    "zipPaymentFlag": "u",
    "hassleFreeReturn": false,
    "lifetimeReplacement": false,
    "cpn_off": false
}
2013 GMC Sierra 2500 HD
1
0
Price Match Guarantee
60-Day Returns
Lifetime Replacement
Price Match Guarantee
60-Day Returns
Lifetime Replacement
Guaranteed to Fit2013 GMC Sierra 2500 HD Change Vehicle

Walker®
2013 GMC Sierra 2500 HD - Ultra Series Catalytic Converter, 8, 6.0 Federal EPA Standard, 46-State Legal (Cannot ship to or be installed in vehicles originally purchased in CA, CO, NY or ME)

Product Video Thumbnail
Tap image and pinch to zoom.
Product Video Thumbnail
$748.49
Manufacturer #50571
Guaranteed to Fit2013 GMC Sierra 2500 HD Change Vehicle
Qty:
1

Your Vehicle Fit Details

Vehicle Name
Submodel
Engine
Fitment Information
2013 GMC Sierra 2500 HD
Denali
8 Cyl 6.0L
Vehicles With 2 converter bodies, Fits Fed. & Calif. Emiss. Models, Additional Parts Needed: 31718, 31657
2013 GMC Sierra 2500 HD
SLE
8 Cyl 6.0L
Vehicles With 2 converter bodies, Fits Fed. & Calif. Emiss. Models, Additional Parts Needed: 31718, 31657
2013 GMC Sierra 2500 HD
SLT
8 Cyl 6.0L
Vehicles With 2 converter bodies, Fits Fed. & Calif. Emiss. Models, Additional Parts Needed: 31718, 31657
2013 GMC Sierra 2500 HD
WT
8 Cyl 6.0L
Vehicles With 2 converter bodies, Fits Fed. & Calif. Emiss. Models, Additional Parts Needed: 31718, 31657

Highlights

Part:
Catalytic Converter
Brand:
Walker
Emissions:
Federal EPA Standard, 46-State Legal (Cannot ship to or be installed in vehicles originally purchased in CA, CO, NY or ME)
Notes:
10 in. Body Length; 4.5 in. Body Width; 6.5 in. Body Height; 4.13 in. Inlet ID; 1 Outlet Quantity; 3.52 in. Outlet OD; 2 Bolt Welded Flange Outlet Type; Stainless Steel Material; Standard Oval Body Shape; Does not include Mounting Hardware; 58.25 in. overall length
Restricted States:
California|Colorado|New York|Maine
Type:
Catalytic Converter
Product Fit:
Direct Fit
Recommended Use:
OE Replacement
Quantity Sold:
Sold individually
Gasket Included:
Without Gasket
Oxygen Sensor Ports:
Factory OEM Ports
Oxygen Sensor Port Location:
Factory OEM Locations
Warranty:
25,000-mile Walker limited warranty on catalytic performance and 5-year or 50,000-mile structural integrity warranty
Prop 65 Warning:

Warning SymbolWARNING: This product can expose you to chemical which is known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov.

Series:
Ultra Series
Fitnotes:
Vehicles With 2 converter bodies, Fits Fed. & Calif. Emiss. Models, Additional Parts Needed: 31718, 31657

Vehicle Fitment Information

Vehicle Name
Submodel
Engine
Fitment Information
2011-2014 GMC Sierra 2500 HD
WT
8 Cyl 6.0L
Vehicles With 2 converter bodies, Fits Fed. & Calif. Emiss. Models, Additional Parts Needed: 31718, 31657
2011-2014 GMC Sierra 3500 HD
WT
8 Cyl 6.0L
Vehicles With 2 converter bodies, Fits Fed. & Calif. Emiss. Models, Additional Parts Needed: 31718, 31657
2011-2016 Chevrolet Silverado 2500 HD
LT
8 Cyl 6.0L
Vehicles With 2 converter bodies, Fits Fed. & Calif. Emiss. Models, Additional Parts Needed: 31718, 31657
2011-2016 Chevrolet Silverado 2500 HD
LTZ
8 Cyl 6.0L
Vehicles With 2 converter bodies, Fits Fed. & Calif. Emiss. Models, Additional Parts Needed: 31718, 31657
2011-2016 Chevrolet Silverado 2500 HD
WT
8 Cyl 6.0L
Vehicles With 2 converter bodies, Fits Fed. & Calif. Emiss. Models, Additional Parts Needed: 31718, 31657
Page 1 of 4 | Showing 1 - 5 of 18 results

Product Information

FEDERAL EPA STANDARD, 46-STATE LEGAL (CANNOT SHIP TO OR BE USED IN VEHICLES ORIGINALLY PURCHASED IN CA, CO, NY OR ME) DIRECT FIT WALKER CATALYTIC CONVERTER

Optimize your vehicle’s emissions control with the premium steel design and reliable performance of Walker's OE replacement catalytic converter. Established in 1908, Walker is renowned in the automotive aftermarket for manufacturing a full line of exhaust system parts.

  • Engineered with higher loaded substrate
  • Premium stainless steel design
  • No trouble to bolt on
  • Equipped with OE-style flanges, hangers and brackets
  • This catalytic converter is designed for vehicles with federal EPA emissions standards.
  • 46 state Legal. Cannot ship to CA, CO, ME, or NY as those states follow more stringent California Air Resources Board (CARB) regulations.
  • If your vehicle was originally purchased in CA, CO, ME, or NY, regardless of where you live currently, this item will not be compatible with your car.
  • If you need further assistance, please contact Customer Service.
Need help?Call our product expert1-866-529-0412
Chat with us
Mondays - Sundays7am - 11pm ET | 4am - 8pm PT
Warranty Policy
Right parts, guaranteed. If you find any defects, let us know within 60 days and we’ll take care of it. Check out our Warranty Policy for more details.
Shipping Policy
We ship fast so you can get on the road that much faster. Check out our Shipping Policy for more details.
Easy Return Policy
We’re only happy if you’re happy. If you’re not entirely satisfied with your order, you may be entitled to a refund. Check out our Return Policy for more details.

Product Q&A

Customer Reviews