4" El Diablo Exhaust - BlackUses equal length exhaust headers. One of a kind Collector that is placed in front of the footpeg; This design is the most efficient mating of exhaust gases to help generate more power. Rear cylinder header pipe runs forward and wraps around the ignition cover for a sleek look and more clearance for the oil dip stick. Heat shields cover the exhaust headers and the collector nestles beneath a simple cover. Made in the U. S. A.. Does not work with