Can't address new. But I'd recommend picking up used stuff (excluding air filters) at an R6-specific forum where you can review the owner's history (if that matters to you).
What's an exhaust K&N?
Dragging knee is for the track, and dragging tail is for the lot. --Kane Friesen
When you're in a car, you're watching a movie; when you're on a bike, you're in the movie. --Robert Pirsig
Identity theft is not Fun