The Stihl 42381200603 Carburetor is a genuine OEM replacement part designed for Stihl TS400 cut-off saws. This essential component is responsible for mixing air and fuel in the correct ratio, ensuring efficient combustion and reliable engine operation. Replacing a worn or faulty carburetor with this OEM part restores power, improves fuel economy, and maintains the original performance specifications of your Stihl equipment. It is a direct fit, guaranteeing seamless installation and compatibility.