Comprehensive Fit: Designed specifically for BR800, BR800X, and BR800C Magnum models, this 3-piece maintenance kit ensures your backpack leaf blower operates at efficiency with exact fit replacement parts. Part Replacement: This kit replaces for part numbers 4283-141-0300, 4283 141 0300 A, 4283-141-0300B for air filters, 0000 350 3518 for fuel filters, and 0000 350 6202 for primer bulbs, ensuring compatibility and performance. Kit Contents: Each package includes three air filter assemblies, three fuel filters, and three spark plugs (0000 400 7011), providing all necessary components for a complete tune-up of your for BR800 series blower. Dimensional Accuracy: The air filter assemblies in this kit measure 4-3/8 inches in length, 3-3/8 inches in width, and 1-3/4 inches in height, guaranteeing a perfect fit and optimal function for your blower. Please note:the physical slightly color difference or difference, does not affect the use, please do not mind, thank you! Colour:Yellow