Prolong Super Lubricants’ Super Heavy Duty Oil Stabilizer, which works in both gas and diesels, creates a seal around the piston rings to restore compression, slowing down exhaust blow-by and reducing ...

Super Lubricants' Super Heavy Duty Oil Stabilizer is available to help solve lubrication-related problems such as engine noise, oil leaks and oil burning. It creates a seal around the piston rings to ...

Prolong's Super Heavy Duty Oil Stabilizer creates a seal around the piston rings to restore compression, slowing down exhaust blow-by and reducing exhaust smoke emissions.

Diesel doesn't last forever and needs to be used soon after purchase, so it doesn't break down. Diesel stabilizer can help ...

Snake oil. Mouse milk. Whiffle dust. Take your pick — few products have earned such unflattering sobriquets as aftermarket motor-oil additives. And for the very good reason that these promised ...