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Supertech 6 mm Viton exhaust integral valve stem seal, sold individually for BMW exhaust-side valve service. Constructed from Viton material, the seal is intended to provide heat-resistant sealing at the exhaust valve guide to help control oil at the stem under operating temperatures. Use this part when servicing valve guides or performing top-end maintenance on compatible BMW engines.
Supertech BMW 6mm Viton Exhaust Integral Valve Stem Seal - Single
