Stp Additives 12 Oz High Mileage Power Steering Fluid + Stop Leak ( 6 pack)

Engineered for aging steering systems, the STP Additives 12 Oz High Mileage Power Steering Fluid + Stop Leak blends premium lubrication with seal-repair additives to restore responsiveness and seal minor leaks in high-mileage vehicles. Keep your steering smooth, confident, and predictable with a formula designed for older systems.

Key Features & Benefits

• 12 oz bottle — convenient single-use bottle for easy topping off or a complete flush.
• Power Steering Fluid + Stop Leak — combines essential lubricants with seal-repair additives to tackle common wear.
• High mileage protection — supports worn seals and hoses typical of aging vehicles.
• Universal compatibility — formulated to work with most foreign and domestic power steering systems.
• Cleaner performance — reduces drivetrain wear and improves hydraulic flow for smoother steering.

Why it matters

By replenishing vital additives, the fluid helps maintain correct hydraulic pressure for easier steering, reduces stickiness and noise, and slows the progression of leaks. Regular use can extend the life of power steering components, minimize costly repairs, and keep your driving feel confident and predictable.

How to use

To use, follow label directions and replace as part of your periodic maintenance. Not intended for systems with severe leaks; consult a mechanic if unsure.