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Pro Circuit T-4 Four Stroke Exhaust System - 4Y00426

  • Part #: 436271
  • Manufacturer Part #: 4Y00426
This item is no longer available

Overview of Pro Circuit T-4 Four Stroke Exhaust System - 4Y00426

  • Designed to boost output throughout the powerband
  • Fine-tune your power delivery by changing end caps (see T-4 Replacement End Caps under Exhaust Replacement Parts and Accessories)
  • Lighter than stock
  • Extruded 6063 aluminum silencer resists oxidation and features long-lasting packing material
  • Quick access to the U.S.F.S. approved screen spark arrester through removable end cap tip
  • 304 stainless steel head pipe, S-bend, inlet cap, one-piece exhaust flange, stand off and springs give works look, performance and durability

Specs for Pro Circuit T-4 Four Stroke Exhaust System - 4Y00426

Type - Exhaust System
Units Each
Weight 6.75 lbs

Specs for Pro Circuit T-4 Four Stroke Exhaust System - 4Y00426

Type - Exhaust System
Units Each
Weight 6.75 lbs

Fitment for Pro Circuit T-4 Four Stroke Exhaust System - 4Y00426

See if this part fits your ride

Part 436271 fits the following machines

Yamaha
  • 2000 Yamaha WR400F
  • 1999 Yamaha WR400F
  • 1998 Yamaha WR400F
  • 2002 Yamaha WR426F
  • 2001 Yamaha WR426F
  • 1999 Yamaha YZ400F
  • 1998 Yamaha YZ400F
  • 2002 Yamaha YZ426F
  • 2001 Yamaha YZ426F
  • 2000 Yamaha YZ426F
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Instructions and Manuals for Pro Circuit T-4 Four Stroke Exhaust System - 4Y00426