We take cryptocurrency — so the coins you hold can buy real hardware.Pay in crypto, spend it on real hardware. Free insured shipping worldwide over $399. Plain, unbranded boxes, sent from Germany.Free insured shipping over $399. Your rate is locked for 30 minutes once checkout opens.Rate locked 30 minutes. Every item sealed, serial-checked and covered by a 24-month warranty.Sealed, 24-month warranty.

Saved items Sign in
Silver metal exhaust muffler with black air filter, fuel filter, clear fuel line and two bolts

LAHDEK

LAHDEK Exhaust Muffler Kit for Husqvarna 445 450

SKU CH-Q2BE-H59M7

Replaces the exhaust muffler, air filter, fuel filter, fuel line and bolts on Husqvarna 445, 445E and 450 chainsaws

  • Direct-fit replacement for Husqvarna 445, 445E and 450 chainsaws
  • Matches OEM part numbers 544147702, 544128601 and 544080803
  • Complete kit includes muffler, air filter, fuel filter, fuel line and two bolts
  • Designed for two-stroke petrol engines
  • New condition, ready to install

Chainsaw Exhaust Kit for Husqvarna 445 and 450

This replacement kit fits Husqvarna 445, 445E and 450 petrol chainsaws. It replaces original equipment numbers 544147702, 544128601 and 544080803. The set is intended for owners who need to restore the exhaust and filtration system on these specific models.

Two-Stroke Muffler with Filters and Hardware

The package includes a muffler, air filter, fuel filter, fuel line and two muffler bolts for a complete service. All components are designed for two-stroke petrol engines and install using the original mounting points on the saw.

Not for Other Brands or Larger Displacement Saws

This kit will not fit chainsaws outside the listed Husqvarna model range. Builders working on different manufacturers or higher-displacement professional saws must source the correct parts for those platforms.

Highlights

  • Direct-fit replacement for Husqvarna 445, 445E and 450 chainsaws
  • Matches OEM part numbers 544147702, 544128601 and 544080803
  • Complete kit includes muffler, air filter, fuel filter, fuel line and two bolts
  • Designed for two-stroke petrol engines
  • New condition, ready to install

Specifications

No published specifications for this item yet.

Questions about this item

How do I install the muffler bolts on my Husqvarna 445 without stripping the threads?

Thread the two included muffler bolts by hand until they seat, then torque them evenly in a cross pattern to the specification in your saw's service manual; overtightening cracks the aluminium housing.

Which parts in this kit will need periodic replacement after the initial install?

The air filter and fuel filter are consumables — inspect the air filter every 25 hours and replace it when dirty, and change the fuel line and fuel filter annually or if they harden or crack.

What is the first sign that the muffler is overheating during a long cutting session?

Excessive heat discolouration on the muffler body or a sudden drop in engine power indicates the exhaust flow is restricted, often from carbon build-up inside the 2-stroke muffler core.

Also in this aisle

People compared these

Same shelf, same checkout — eight coins and a 30-minute rate lock.