The best oil filter manufacturer in the business making an oil filter just for you!
RC 390 Injector
Oversized injector for the 390 series
List Price: $80.00
Rapid Bike easy module for full control of the closed loop
Rapidbike You Tune
Rapidbike You Tune system puts the power of Rapidbike at your fingertips!
Power Pack Stage 2
Combines the best products available for your 390 Duke into a convenient package that will certainly please all for a little discount built in! Increased ride ability with a decent HP gain.