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100% Authentic Products
The best on the market
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Built by a rider
With riders in mind
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Win the best motorcycles
Every $1 spent is 1 entry
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Up Front and Honest
Any delays you will contacted
- Increases Performance
- Saves 5 lbs over stock
- Retains stock catalytic converter
- Stock 82 dB @ 4,500 rpm/ M4 92 dB @ 4,500 rpm
- Stage 1 Q5 and Stage 2 Q4 quiet inserts sold separate
Does not meet emission requirements for street or highway use.