Exhaust port torque cones for Harley Davidson (pair). Stainless steel. Fits all Evolution models, all years & Twin Cam 1999/Later.

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Product Review

Exhaust port torque cones for Harley Davidson (pair). Stainless steel. Fits all Evolution models, all years & Twin Cam 1999/Later.

  • Improves power by increasing the exhaust gas velocity
  • Helps to reduce exhaust reversion
  • Simple installation requiring no permanent modification
  • Great for use with unbaffled exhaust that require some type of back pressure to run right
  • CNC machined with precise angles for maximum effect, Extra exhaust port gaskets are not required

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