BlueDevil Rear Main Sealer permanently stops rear main seal leaks. Just add to the engine oil to restore and seal gaskets. BlueDevil Rear Main Sealer is a great repair for timing cover leaks.

BlueDevil Oil Stop Leak seals engine oil leaks permanently. It is non-clogging and will not harm your engine.

BlueDevil Head Gasket Sealer will repair and seal leaks in blown head gaskets, warped or cracked heads, heater cores, and freeze plugs.

BlueDevil Transmission Sealer permanently seals fluid leaks in your transmission.

BlueDevil Head Gasket Sealer is formulated for the Do-it-Yourself customer who has limited time, or is not mechanically inclined. The 16 Ounce is intended for the customer seeking a single repair on a 4 or 6 cylinder engine.

Red Angel A/C Stop Leak repairs common leak points in automotive A/C systems. Activated at the leak point only, Red Angel will not crystallize with existing oxygen or moisture in the system. After AC leak repair is achieved, Red Angel will continue to lubricate and condition working parts. The produ...

BlueDevil Hydraulic Stop Leak permanently seals hydraulic leaks. The hydraulic leak sealer is available in both 32 Ounce and 1 Gallon sizes. One gallon treats up to 20 gallons of hydraulic oil.

Red Angel A/C Stop Leak and Conditioner/Aerosol repairs leak points in automotive A/C systems. Red Angel "One Shot" is intended for the retail customer seeking a quick and easy installation. Complete with an attached coupler, Red Angel "One Shot" is a complete delivery system. Red Angel's aerosol pr...

BlueDevil Radiator Flush restores efficiency to vehicles by helping remove grease, rust, grime or any other build up that occurs during normal vehicle use.

BlueDevil Hydraulic Stop Leak permanently seals hydraulic leaks. The hydraulic leak sealer is available in both 32 Ounce and 1 Gallon sizes. One gallon treats up to 20 gallons of hydraulic oil.

The Blue Devil Engine and Cooling Sealant has the remarkable ability to repair and seal leaks in freeze plugs, leaking radiators and heater cores, cracked or warped heads and fix most blown head gasket by forming a permanently seal. The Blue Devil Engine and Cooling Sealant will also work on interna...

BlueDevil Power Steering Stop Leak permanently seals leaks in power steering, differentials, and rack and pinion steering.