Bonamici Yamaha R3 (2015-2017) Engine Case Savers (3 Piece Kit) are 100% Made in Italy. Direct from World Superbike racing efforts with top teams, they are exceptionally strong, durable and lightweight. Specifically designed to give your engine cases protection in a crash, they give you the maximum amount of protection at the lightest weight possible. Bonamici uses the best technologies to produce racing accessories with the highest quality and Italian beauty. Engine Case Covers are constructed from Aluminum Billet using CNC Technology, Anodized in Black.