Our Stihl TS400 Air Filter is the perfect replacement for 4223 141 0300, 4223 140 1800, 4223 141 0600, and 4223 007 1010, ensuring peak performance for your Stihl TS400 Concrete Cut Off Saw. Additionally, it also offers seamless compatibility with Stihl BR350, BR430, BR450, BR450C-EF, SR430, and SR450 Blowers. At I Know A Guy, we value dependability and quality in every repair, making this air filter an essential for maintaining your equipment's efficiency and longevity. Trust our professional expertise to keep your machinery running smoothly.