Performance Auspuff 462 Undaunted Alu

Aviation-Grade High-Performance Exhaust System for STIHL MS 462

Boost power and improve engine cooling with this precision-engineered exhaust system, specifically designed for the STIHL MS 462. Crafted from lightweight 6061-T6 billet aluminum—a high-strength aviation alloy with superior heat dissipation properties—the one-piece muffler cover optimizes exhaust flow, reduces engine temperatures, and extends component life. Proudly made in the USA and backed by a lifetime warranty, this exhaust system delivers lasting reliability even under the most demanding conditions.

Exhaust Outlet Direction (Facing Bar or Facing Recoil)

• Facing Bar: The exhaust outlet is directed toward the guide bar of the chainsaw.

• Facing Recoil: The exhaust outlet is directed toward the pull-start side.

• The choice is strictly a matter of operator preference and does not affect performance.

Compatible Models:

MS 462, MS 462 C, MS 462 C-M

Scope of Delivery:

• One-piece muffler cover, CNC-machined from 6061-T6 billet aluminum

• Spark arrestor screen with opening size according to USFS specifications

• High-temperature gasket – Made in the USA

• Longer upper mounting bolts with vibration-dampening Belleville washers

Dyno-Proven Performance:

Tested on a stock chainsaw with no modifications other than the muffler cover. Results showed a 4% increase in power and a 5.3% increase in torque. Actual performance gains may vary depending on the saw and degree of modification.

Installation Notes:

• Apply thread locker to all mounting bolts for a secure and vibration-resistant installation.

• Tuning or recalibration is required after installation for optimal performance.

Warranty:

The lifetime warranty covers defects in materials and workmanship under normal use. Damage caused by improper use, neglect, or unauthorized modifications is excluded.