Air Filter & Spark Plug : Ensure your lawn mower runs smoothly with our high-quality air filter and spark plug combo. Designed to prevent air from entering the engine and protect internal components from premature wear. Lawn Mower Maintenance : Keep your lawn looking its best by maintaining your mower's performance. Our air filter is engineered for optimal filtration and easy installation. Engine Performance : Enhance engine longevity and efficiency with our precision-engineered air filter. The pleated design ensures maximum particle capture, keeping your engine healthy. Oval Style Design : Our air filter boasts an oval style design, providing increased air flow while maintaining superior dust holding capacity. Easy Install & Wide Compatibility : Designed for easy installation, meeting original standards, our air filter fits various lawn mower models including Viking MB 448.1 T, STIHL RMA 448.1. For those who demand nothing but the best for their lawn care, our air filter and spark plug set is a must-have. Crafted with high-strength shell and paper material, it delivers stable performance and professional manufacture, ensuring your engine runs at peak efficiency.