Features: 1. Fitment: The engine air filter is a replacement for Viking MB 448.1 T, replacement for STIHL RMA 448.1, please check the model and brand before ordering. 2. Function: The air intake filter could prevent air from entering your engine, protecting internal components from premature wear. 3. Durable Material: The air filter is made of high strength shell, and the inner part adopts paper material, has better heat resistant, anti aging, high strength. 4. Fine Workmanship: Stable performance, better filtration effect, professional manufactured, exquisite workmanship with unique design, durable and high reliability. 5. Easy to Install: Stringently manufactured to meet the original standard, good replacement for the old or broken one, improving the time efficiency. Specification: Item Type: Air Filter Material: Paper Fitment: Replacement for Viking MB 448.1 T Replacement for STIHL RMA 448.1 Package List: 1 x Air Filter Features Perfect Fitment: Specifically designed as a replacement for Viking MB 448.1 T and STIHL RMA 448.1, ensuring a seamless fit with your mower. Enhanced Engine Protection: Prevents harmful debris and dust from entering your engine, safeguarding internal components and extending their lifespan. Premium Quality Materials: Crafted with a high-strength shell and a paper inner part, this air filter offers exceptional heat resistance, anti-aging properties, and durability. Superior Filtration Performance: Engineered with precision to deliver optimal filtration, ensuring clean air intake and contributing to the smooth operation of your mower. Hassle-Free Installation: Designed to meet the original standards, this air filter is easy to install, saving you time and effort while maintaining the reliability of your lawn mower.