Roadburner 3 inch Drag Pros - Chrome RB-031-4035 for Yamaha Road Star 1600/1700 (1999-11)

Drag Pro's feature 3 inch dia 16 ga. steel tubing outer pipes with a beautiful brilliant chrome finish. They are patented doublewall pipes using Road Burner's multi diameter stepped header design. Most inner pipes start at 1 3/4 inch dia. and then step to 1-7/8 inch dia. and finally to 2 inch diameter inner pipes. The stepped header design creates a taper which increases power thru more efficient exhaust scavenging.