This story was originally published on cycleworld.com. Few elements have as large an impact on a motorcycle’s design as the exhaust system. From header to exit, the gently curving shapes help define ...

Perfect alignment is maintained by welding header pipes to the head plate in a jig. Gas weld is used to complete operation while headers remain in the jig. See All 11 Photos11 Bob is justifiably proud ...

Bolting on a set of headers has long been one of the first moves a hot rodder makes in search of more performance. Traditionally, factory iron log exhaust manifolds are set aside in favor of a pair of ...