Radiator Specialty Company

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For Over 82 Years, Radiator Specialty Company products help make things work better.

GUNK® offers a broad line of engine oil additives and motor flushes to treat symptoms and improve performance. Includes:
1. Valve Medic™ Oil Detergent with Sludge-Guard quiets valve lifters and cuts harmful build-up
2. Stop Smokin' Oil Treatment to help free sticking rings and reduce smoke from 'blow-by'
3. Bearin'Seal Engine Oil Treatment helps stop oil leaks generally and specifically at the mains.
4. Engine Oil Stop Leak conditions seals and gaskets to reduce oil leaks.
5. Premium Oil Treatment adds lubricity, anti-wear agents to extend life and cut fuel consumption.
6. Nu-Power® Oil Treatment with PTFE cuts friction, wear, and improves economy.
7. Motor Flush removes gum and sludge, frees sticking valve lifters, & piston rings in 5 minutes.

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