Can you see blue coloured exhaust gases while running your engine? Can you smell burnt oil? Attention! Leaky Valve Stem Seals can be one reason for that. The replacement work of this stuff has a high bandwidth from easy work to expert level – good to have a partner who can help with know-how and information. Elring Valve Stem Seals are produced according OE specs and available in all necessary technical designs. See more about measures, designs and technical information on our webpage www.elring.com Of course, available as single parts and sets if necessary.