SPR Auto Technologies 

Operating from its base in India, Shriram Pistons & Rings Limited specializes in the production and supply of a comprehensive range of automotive components. Its core offerings include pistons, piston pins, piston rings, and engine valves. The company further provides cylinder liners, crankshafts, connecting rods, cylinder heads, lubricating oils, a variety of filters (fuel, air, cabin, and hydraulic), and cylinder head gaskets. Beyond domestic sales, Shriram Pistons & Rings actively exports its products, serving Original Equipment Manufacturers (OEMs) in diverse sectors such as passenger and commercial vehicles, cars/SUVs, two and three-wheelers, tractors, off-highway vehicles, and industrial engines. Established in 1963, the firm's headquarters are located in New Delhi.