Malossi S.p.A. is an Italian manufacturer of tuning parts for mopeds and scooters. It was founded by Armando Malossi in 1930.

Among other products, Malossi produces cylinders and variators for both racing and road use. Malossi is currently producing two product lines, the Malossi and the MHR (Malossi Hyper Racing) which is exclusively for racing use.

Malossi's main competitor is Polini, which is also based in Italy.