KRV enlarged pipe x KRV high flow filter density (red 20/black 50)
The original 32 gradually expanded to 47m/m
Xinyajia gradually expanded from 45.8 to 47.5m/m

KRV enlarged pipe + high flow filter
The package price is $2,000 (excluding salary)

Actual measured horsepower curve increased by 0.8ps
Horsepower measured and felt increased
Optimize all original factory deficiencies

,KRV MOTO,KRV-180