M4 Yamaha R1 2009-14 Standard Mount Dual Slip On Exhaust

Price Match Info

Aftermarket Exhausts Are For Race Use Only

  • Dual Oval mufflers
  • Cone shaped end cap
  • 3.6 horsepower increase
  • Installation hardware included
  • Installation instructions included
Muffler options:
  • Polished Can/Carbon End Cap #YA9922
  • Carbon Can/Carbon End Cap #YA9924
  • Titanium Can/Carbon End Cap #YA9926

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Product Video

Our Two Cents

When replacing the OEM/stock exhaust, consider upgrading to a high performance air filter like K&N or BMC.

Fuel injection remapping is not always necessary, but it is the best way to get maximum performance out of a slip on exhaust.

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