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Top Pick Fmf Fatty Expansion Chamber [50 Sx] 45305307000 Limited Time 35% Off [Q0gHvefk]

$45.99 $147.99 -69%

Extra strong sheet steel Nickel-plated surface Wide, even engine speed range Higher speed More traction Better gas control Combination with FMF silencer recommended. Part Number: 45305307000 Fits  Suitable for the following models: 50 SX    09 – 22

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  • Extra strong sheet steel
  • Nickel-plated surface
  • Wide, even engine speed range
  • Higher speed
  • More traction
  • Better gas control

Combination with FMF silencer recommended.

Part Number:

45305307000

Fits

 Suitable for the following models:

  • 50 SX    09 – 22

What Our Customers Say

December 30, 2025

Absolutely no complaints!

Extremely high quality in every aspect.

- Paris W..

December 30, 2025

Absolutely no complaints!

A first-class item that feels very durable.

- George R..

December 30, 2025

Absolutely no complaints!

This is a very fine purchase to have made.

- Rita M..

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