Complete maintenance tune-up kit specifically designed for Stihl 028, 028 Super, and 028 Wood Boss chainsaws. This comprehensive service kit includes essential replacement parts: a quality air filter (compatible with 1110-120-1611), fuel filter (replaces 0000-350-3504), spark plug (replaces 1110-400-7005), and two bar nuts (replaces 000-955-0801). Perfect for maintaining optimal chainsaw performance and extending equipment life. All components are manufactured to meet or exceed OEM specifications, ensuring reliable operation and proper fit. This kit provides everything needed for basic chainsaw maintenance in one convenient package.