United Engine & Machine manufactures pistons for a wide range of applications, including high-performance forged pistons under the Icon brand, OEM replacement pistons through the Silv-o-Lite brand, diesel engine pistons, and motorcycle pistons. The company produces all components in-house, from aluminium alloying through to final machining and coating, ensuring consistent quality across their diverse product lines. They also offer Speed of Air hyperformance pistons, which use patented technology to improve combustion efficiency. Referrals work well for businesses needing pistons for engine rebuilding, performance racing, diesel truck applications, or motorcycle engines.