Bonneville Basic Performance Package
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Bonneville Basic Performance Package

  |   British Customs
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Usually ships in 1-3 Business Days from our warehouse


Power and performance go hand-in-hand with how well your Hinckley Twin handles air and fuel. To give your Triumph Bonneville or Thruxton the free-breathing wake up it needs British Customs has assembled its best selling performance upgrades into one package.

Each product in this package has been designed and tested to work together perfectly to give you the best performance gain for your dollar. Combing the BC Air Injection Removal Kit, BC Airbox Removal Kit, British Customs Predator Exhaust, BC Countershaft Sprocket, and Jet Kit into a cost savings package allows you to get the power you want at the best possible price. This package saves money on labor and time by allowing you to install all three performance upgrades at the same time, transforming your beast in fell swoop.

Predator Exhaust Features:
  • Deep, throaty sound
  • Mechanical baffle (no repacking necessary)

Air Box Removal Kit Features:
  • Two high flowing K&N filters
  • Eliminates mounting brackets for mock air cleaner covers
  • Provides additional storage

Air Injection Removal Kit Features:
  • Eliminates air injection system
  • Reduces operating temperatures
  • Reduces blueing of headers
  • Decreases/eliminates popping during deceleration

Jet Kit Features:
  • Increased power and smoothness throughout rev cycle
  • Maintains optimal fuel economy

Countershaft Sprocket Features:
  • Adjust gearing ratio easily
  • Direct replacement for stock sprocket
  • Available in 18 or 19 tooth
  • Lighter weight than stock sprocket


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