103978C1 Muffler Eliminator DC8686 Fits International Harvester 1086 1486 1586. New Aftermarket Replacement Muffler Eliminator. Fits International Tractor Models With Non-Aspirated Muffler. Special design u-shaped tube with mounting brackets replaces muffler to eliminate heat build up, boost horsepower and save fuel. Noise level is not increased inside the cab. Use with original stack. PLEASE SAVE ALL ORIGINAL PACKAGING. If you receive an item that is not as described in the listing. Normally same day if before 1PM EST. Many things can play a factor such as Location, Weather, and the items in the order. If you have any questions, please reach out to us before ordering. How do I know if my order was submitted properly? Can I return an item that is defective, damaged, or I just don’t want? We sell those hard-to-find Parts at a quality and price that is sure to leave you satisfied.. Thank you for your business! We strive to deliver an exceptional shopping experience by providing detailed product information, accurate fitment guidance, and prompt assistance from our knowledgeable support team. Sign up to Newsletter. This listing is currently undergoing maintenance, we apologize for any inconvenience caused.