The Stihl 11301402814 Filter Housing is an authentic OEM replacement part designed for Stihl MS 170 and MS 180 series chainsaws. This durable plastic component is crucial for the air filter assembly, securely holding the air filter in place and shielding it from damage. It ensures proper air filtration, contributing to the smooth and efficient operation of the chainsaw engine. Easy to install and remove, this genuine Stihl part maintains the integrity of your equipment's air intake system.