Blue Devil Oil Stop Leak permanently seals oil leaks in PETROL or DIESEL engines. It is non-clogging and will not harm your engine. It restores and rejuvenates dried, cracked, and hardened rubber seals to "like new" condition. Blue Devil is safe and easy to use.
- GUARANTEED PERMANENT SEAL
- RESTORED DRIED CRACKED AND SHRUNKEN RUBBER SEALS
- WORKS IN PETROL OR DIESEL ENGINES
- BLUE DEVIL IS A PERMANENT REPAIR
- BLUE DEVIL WILL SEAL LEAKS THAT ARE SEEPING OR DRIPPING