Engines | Mounts, , CAT 3126, Engine Manifold , (GOOD USED) OEM CATERPILLAR 3126 DIESEL ENGINE AIR INTAKE TUBE/ PRE HEATER FOR SALE PART # 1379863, CAT 3126 AIR INTAKE ELBOW, P/N 137-9863, STOCK # 1564, TESTED & INSPECTED! CALL FOR MORE INFORMATION! ENGINES ARE TESTED AND INSPECTED! FOR SHIPPING QUOTE, INVOICING, AND MORE ENGINE INFORMATION CALL (305)688-1101 OR EMAIL ONLINESALES@CATRUCKS.COM - CA TRUCK PARTS, INC.