Exhaust 661

Flow-optimized exhaust (performance silencer) suitable for Stihl MS 661.

Advantages:
• Optimized exhaust routing for a harmonious setup
• Robust design for professional and forestry use
• Precision-fit design – clean fit and reliable assembly

Suitable for:
• Stihl MS 661

Assembly instructions:
• Prepare sealing surfaces cleanly, tighten screws evenly
• Function check after modification (idle/throttle response/temperature)
• Use a new seal if necessary.

A notice:
Please observe local regulations regarding noise/emissions/registration.