Sipra Engineers Pvt Ltd. Offers Automotive Air Suction Valve. Sipra Engineers Pvt Ltd. Is an ISO 14001:2004, ISO/TS 16949:2002 and ISO/TS 16949 certified company. The company manufactures Aluminium High Pressure Die-casting. The Automotive Air Suction Valve is a subsystem used to reduce emissions in the exhaust gases of internal combustion engines. The Automotive Air Suction Valve has weight of approximately 0.150 Kgs. - 7.5 Kgs. The Automotive Air Suction Valve is mainly used for Automotive Air Suction Valve.