With more than 150 years of experience, we stand above and beyond the crowd in premium automotive chemicals. Bar's Products offers a full line of top chemical tools, including Bar's Leaks, America's most trusted stop-leak brand since 1947, Rislone, America's best-selling engine treatment brand since 1921, and Hy-per Lube, the proven brand of high-performance additives.
We've built our reputation by establishing and maintaining the high standards you expect in vehicle maintenance. Technologies change, but standards should not. Your vehicle is important... we have the solution!
All Bar's Leaks, Rislone and Hy-per Lube products are made in the U.S.A. Based in Holly, Michigan, Bar's Products is an ISO 9001 certified company.
Gear Repair from Bar’s Leaks is designed to stop leaks, reduce noise, and improve gear performance in virtually any gear system including manual gearboxes, differentials, and ...
The Rislone Hy-per Diesel Fuel System Treatment, No. 4740, is designed to improve the quality of diesel fuel by increasing its cleaning ability, boosting cetane, adding lubrication...
Bar’s Leaks Hydraulic Manual Clutch Fluid with Stop Leak, No. 1350, is formulated to seal leaks while improving performance and increasing clutch life. This product reconditions...
Hy-per Lube zinc replacement additive, No. HPZ212, offers a way to keep cams, lifters, and rocker arms safe and eliminate significant wear. The additive allows pressure to be ...
Bar’s Leaks Super Leak Fix, No. 1305, is designed to quickly seal, stop, and prevent leaks in any engine, transmission, power steering, hydraulic or differential/gear system. ...
The CVT Transmission Fix synthetic blend contains a seal conditioner, extreme pressure and anti-wear agents, detergents and a performance additive booster.
A problem with the head gasket, which is located between the cylinder head and engine to protect the cylinders from coolant or engine oil leaks and ensure maximum compression,...
Typically when a vehicle has an oil-soaked starter, the problem is a slow oil leak in the engine’s rear main seal. Unfortunately, this is a common cumulative effect of heat, age...
The Bar's Leaks Super Transmission Fix is designed to work on any type of transmission: automatic, manual, CVT, or dual-clutch. The Super Transmission Fix synthetic-blend treatment...
The Bar's Leaks Hydraulic Seal is a professional-grade formula designed to repair leaks, reduce friction and wear, and renew seals and O-rings in hydraulic systems. This product...
Bar’s Leaks Professional Oil Seal Engine Oil Burning & Leak Repair, No. OS-1, combines synthetic polymers with premium seal-restoring additives to create a long-lasting repair...
Learn how to install our easy-to-use Rislone 3X Concentrated Engine Oil Supplement with Zinc Treatment with Bobby and Caitlin. Well, versions of Bobby and Caitlin, at least.
