The idea that Harley-Davidson engines need exhaust backpressure to produce power is one of the most persistent beliefs in the motorcycle world. Riders who bolt on straight pipes often report a loss of ...

Not long ago, American bike maker Harley-Davidson reinvented its offering in a segment it likes to call sport with the release of the new Sportster and later the accompanying Nightster. Both these ...

Harley-Davidson motorcycles are a joy to ride right off the bat, but swapping the stock mufflers for a 2-into-1 exhaust is an incredible mod that can generate noticeable performance enhancements. Your ...

An curved arrow pointing right. THERMO-X is an Australian company which makes heat-reactive paint. In this video, the paint is applied to the exhaust pipes of a Harley Davidson. When the engine is ...

Tenneco Automotive has acquired most assets of Gabilan Manufacturing, Inc., a privately held company that has developed and manufactured motorcycle exhaust systems ...

Discover 10 popular Harley-Davidson modifications that may boost a bike's visual appeal but can significantly hurt its resale ...

For more than a century, the American motorcycle scene has been dominated by two major bike makers, Harley-Davidson and ...