Product Description
M4 Performance Exhaust designs and manufactures high quality exhaust systems for all popular sport bikes. We create full systems and slip-ons that are dyno-tuned with precision for optimal performance and sound.
- Stage 1 Q5 Quiet Insert Sold Separate
- Q4 Stage 2 Quiet Insert Sold Separate
- Note: This system fits both the 2003-05 R6 and 2006-10 YZF R6S
