Hi Vandale, thanks for initiating contact. If your old core is in reusable condition, please reach out to our team via Live Chat or call 1-866-529-0412. We’ll provide you with an RMA number and instructions. Then, simply mail the core back using the exact same box your replacement arrived in with your original receipt within 60 days. If your vehicle information matches this alternator, use the link below to order while the part is in stock. Your order will come with a 30-day post-purchase price match guarantee. Enjoy shopping! https://www.carparts.com/alternator/quality-built/mpa11292?can=CPGG4850_CSQA_20240626

Hi George, I'm glad to assist you. Quality-Built is a brand owned by Motorcar Parts of America (MPA), a company specializing in remanufacturing and distributing aftermarket automotive parts. MPA manufactures parts in various locations around the world, including facilities in the United States, Mexico, and Malaysia. It is backed up by a limited lifetime warranty as proof of its quality and durability. If your truck appears in the vehicle fitment information below (after selecting the year, make, model, submodel, and engine size), it is a guaranteed fit part. Grab our lowest offer and click the link below to buy it today. Happy shopping! https://www.carparts.com/alternator/quality-built/mpa11292?can=cpje1043_CSQA_20240615