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Pro Circuit 304 Silencer for Yamaha YZ490 1984-1990 SY84490-304

Part Number: SY84490304
PRO CIRCUIT
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SKU:
SY84490304
MPN:
SY84490-304
Condition:
New
Availability:
Ships Same Business Day
Weight:
2.19 LBS
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$205.95
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Description

The Pro Circuit 304 Silencer delivers measurable gains in top-end power for your YZ490 while keeping noise levels in check—essential for both track performance and compliance. Built from aircraft-grade aluminum and stainless steel with full TIG/MIG welding, this silencer withstands the demands of serious riding without sacrificing serviceability. When you need a silencer that performs as hard as you do, the extended body design and reinforced mounting brackets prove that durability and efficiency aren't mutually exclusive.

  • 6061 T6 brushed aluminum construction
  • Stainless steel inlet tube
  • Stainless steel end-cap
  • TIG and MIG welded
  • Double-walled mounting brackets
  • Extended body design
  • Repacks via Allen head screws
  • Fits Yamaha YZ490 1984-1990
  • Bolt-on installation
  • MPN: SY84490-304
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