PHINIA Inc. engages in the development, design, and manufacture of integrated components and systems. The company operates through Fuel Systems and Aftermarket segments. The Fuel Systems segment provides advanced fuel injection systems, including pumps, injectors, fuel rail assemblies, and engine control modules; fuel delivery modules; canisters; sensors; and electronic control modules. The segment also offers complete systems comprising software and calibration services that reduce emissions and enhance fuel economy for traditional and hybrid applications. The Aftermarket segment is involved in the sale of starters, alternators, and remanufactured products, as well as maintenance, test equipment, and vehicle diagnostics solutions to original equipment manufacturers and original equipment service customers. Its products are used for commercial vehicles and industrial applications, such as medium-duty and heavy-duty trucks, buses and other off-highway construction, marine, agricultural and industrial applications; light commercial vehicles, including vans and trucks; and light passenger vehicles, including passenger cars, mini-vans, cross-overs and sport-utility vehicles. PHINIA Inc. was incorporated in 2023 and is based in Auburn Hills, Michigan.