MAD exhausts is a Dutch fabricator of hand built motorcycle exhausts for whoever wants to upgrade their bike with a high end quality exhaust system. Nothing like the ordinary. All original designs that make you stand out from the crowd. Origin Moto Adonis Design, or MAD, stems from custom bike builder Moto Adonis who has been rocking the custom scene since 2012. Nearly all custom built motorcycles made in the shop are fitted with a one-off MAD exhaust. Check these bikes out via www.motoadonis.com Brands MAD Exhausts delivers for every brand, make and model. There are several designs available for BMW, Harley Davidson, Honda, Yamaha and more will be added soon. Check out all our models or inquire for your own one-off special.