STP 17925 Power Steering Fluid & Stop Leak, 12 fl. oz.

Size:1 STP Power Steering Fluid + Stop Leak is specially formulated to stop or reduce fluid loss caused by seals that leak due to wear or shrinkage

STP

Item #: 6205540

STP 17925 Power Steering Fluid & Stop Leak, 12 fl. oz.

Item #: 6205540

NZD 27

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Size:1 STP Power Steering Fluid + Stop Leak is specially formulated to stop or reduce fluid loss caused by seals that leak due to wear or shrinkage

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What Stands Out

Leak Prevention

Formulated to effectively seal leaks in power steering systems, reducing fluid loss and extending the lifespan of your vehicle's steering components.

Wear Resistance

Enhances the durability of steering systems by minimizing friction and preventing wear, ensuring smooth operation and long-term reliability for all vehicle types.

Multi-Function Formula

Combines leak stopping and lubrication properties, providing a comprehensive solution that addresses multiple issues while adding value to car maintenance routines.

Product Details

2-in-1 formula protects against wear and saves fluid
Revitalizes dried, hardened and shrunken seals with a special conditioner
Helps prevent wear and pump breakdown
Compatible with all approved power steering fluids
Recommended usage: minimum of 7 oz. per quart of power steering system
Not for use with broken or scored seals

Brand Name	STP
Recommended Uses For Product	Steering Fluid
Specific Uses For Product	specific_uses_for_product
Item Form	Liquid
Global Trade Identification Number	00071153660465
Manufacturer	STP
Unit Count	12.0 Fluid Ounces
UPC	071153660465
Number of Items	1
Part Number	66046
Model Number	17925
Included Components	(18666) POWER STEERING FLUID W/STOP LEAK -- 12 OZ.
Item Type Name	(18666) POWER STEERING FLUID W/STOP LEAK -- 12 OZ.
Container Type	container
Viscosity	41.4 to 50.6 cSt
SAE J300 Viscosity Grade	20W
Liquid Volume	355 Milliliters
Item Weight	0.77 Pounds (350 grams)
Brand	STP
Package Information	container

Who Should Buy?

Vehicle Owners
Ideal for car owners seeking to maintain their power steering fluid and prevent leaks for better vehicle performance.
Preventive Maintenance
Great for those who regularly maintain their vehicles and want to avoid costly repairs related to power steering systems.
Mechanics & Technicians
Useful for professional mechanics who need effective solutions for their clients with power steering issues and leaks.

Non-Driving Consumers
Not suitable for individuals who do not own or drive vehicles and have no use for automotive fluids.

Product Description

STP 17925 Power Steering Fluid & Stop Leak, 12 fl. oz.

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Product Buying Guide

STP 17925 Power Steering Fluid & Stop Leak is a reliable solution for maintaining power steering systems in vehicles. It is designed to address fluid loss from leaky seals and offers additional protective benefits. Whether for preventive maintenance or addressing existing issues, this product is engineered to deliver performance and reliability. Continue Reading

Customer Questions & Answers

Question: What is STP 17925 Power Steering Fluid & Stop Leak used for?

Answer: STP 17925 Power Steering Fluid & Stop Leak is designed to replenish and maintain the power steering system in vehicles. It helps to improve the performance of the steering system by reducing friction and ensuring smooth operation. Additionally, it contains additives that can seal minor leaks, preventing fluid loss and enhancing system longevity, making it beneficial for users experiencing steering challenges. For instance, if you notice your steering feeling heavy or hear whining noises when turning, this product can restore the system's function and mitigate leakage issues.
Question: How often should I use STP Power Steering Fluid & Stop Leak?

Answer: Regular use of STP Power Steering Fluid & Stop Leak depends on your vehicle's condition and driving habits. Typically, you can check the power steering fluid level during routine maintenance and add this product as needed. If your vehicle shows signs of steering difficulties, it's recommended to use it immediately to address leaks or low fluid levels, thereby ensuring your steering remains responsive and smooth. For instance, drivers often add it when experiencing steering stiffness or irregularities during turns.
Question: Can I mix STP Power Steering Fluid with other fluids?

Answer: It is generally not recommended to mix STP Power Steering Fluid & Stop Leak with other brands or types of power steering fluids. Mixing different formulations can lead to chemical reactions that may reduce effectiveness or damage the steering system. For optimal performance, you should flush the existing fluid and use STP as a standalone product. This is particularly important for those restoring an older vehicle or ensuring new fluid works effectively in conjunction with the system’s components.
Question: Is STP Power Steering Fluid compatible with all vehicle types?

Answer: STP 17925 Power Steering Fluid & Stop Leak is compatible with most domestic and import vehicles, but it is crucial to check your owner's manual to confirm that this product suits your specific vehicle's requirements. Many steering systems are designed to function with specific types of fluid, and using the wrong fluid can cause damage. This product is particularly effective in standard hydraulic power steering systems, making it a popular choice among drivers seeking reliable solutions for steering-related issues.
Question: What are the benefits of using STP Stop Leak?

Answer: The primary benefit of using STP 17925 Power Steering Fluid & Stop Leak is its dual action of replenishment and leak prevention. Its unique formulation not only lubricates but also includes special seal conditioners that can restore flexibility and close leaks in seals, which is particularly beneficial for older vehicles or those with minor seal degradation. Users often find that this product can extend the life of their vehicle’s power steering system, especially when minor leaks begin to affect performance, ultimately saving on costly repairs.
Question: Can STP Power Steering Fluid be used in cold weather?

Answer: Yes, STP 17925 Power Steering Fluid & Stop Leak is formulated to maintain optimal performance in a range of temperatures, including cold weather. It possesses excellent low-temperature properties that help prevent thickening, ensuring fluid movement through the system remains efficient even in freezing conditions. For those living in colder climates, using this fluid can enhance steering response during winter months, as it helps maintain the fluid's viscosity and functionality when temperatures drop.
Question: How do I apply STP Power Steering Fluid & Stop Leak?

Answer: To use STP Power Steering Fluid & Stop Leak, simply locate the power steering reservoir in your vehicle, remove the cap, and check the fluid level. If levels are low or if you're experiencing steering issues, pour the fluid directly into the reservoir until it reaches the recommended level on the dipstick or reservoir markings. It's advisable to drive your vehicle for a short distance post-application, allowing the product to circulate through the system for best results. This method ensures the fluid is evenly distributed and can immediately start addressing any existing issues.
Question: What should I do if my power steering fluid is still leaking after using STP?

Answer: If you find that your power steering fluid continues to leak after using STP 17925 Power Steering Fluid & Stop Leak, it may indicate a more serious issue with your steering system, such as a significant seal or hose damage that the product cannot address. In such cases, it is recommended to consult a professional mechanic for a thorough inspection and necessary repairs. Early detection and intervention can prevent further damage and potential steering failure, ensuring vehicle safety and reliability.
Question: Where can I buy STP 17925 Power Steering Fluid & Stop Leak in New Zealand?

Answer: You can buy STP 17925 Power Steering Fluid & Stop Leak, 12 fl. oz from Ubuy in New Zealand. Ubuy offers a range of automotive products including this power steering fluid, making it accessible for vehicle owners looking to maintain their steering systems. Simply visit their website, and you can easily order this product along with a variety of other automotive solutions that meet your needs.

STP Power Steering Fluids 17925 Editorial Review

STP 17925 Power Steering Fluid & Stop Leak is a specially formulated product for vehicles with more than 75,000 miles. It is designed to stop or reduce fluid loss caused by seals that leak due to wear or shrinkage. The product can be used instead of regular power steering fluid as preventive maintenance and is compatible with all approved power steering fluids. According to a reviewer, the product may work for small leaks, where the power steering reservoir needs to be filled once a month or so. However, another reviewer mentioned that the product did not work to stop the leak on their Kia Borrego.

Customer Reviews & Ratings

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Pros

Specially formulated for vehicles with more than 75,000 miles
Can be used as preventive maintenance
Compatible with all approved power steering fluids

Cons

May not work for major leaks

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Ranee

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“Paint ordered from USA, u buy got the product to me in New Zealand in approx a week”

22 July 2026 · via Trustpilot

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“Love what I received and ordered found that usa clothes are more better quality and look better than the same clothes in my country but are harder to find here recommend ubuy 100%”

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“Product came earlier than expected (shipped from US to NZ), in about 3 weeks. No damages and product was exactly as advertised!”

15-Jul-26 · via Trustpilot

Tania

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“Easy to order, easy to track and the product is great to use. Also, the person-to-person (not automated) phone call I got to confirm that I'd received the item was wonderful ??”

11-Jul-26 · via Trustpilot

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Important information

Limitations : For products shipped internationally, please note that any manufacturer warranty may not be valid; manufacturer service options may not be available; product manuals, instructions, and safety warnings may not be in destination country languages; the products (and accompanying materials) may not be designed in accordance with destination country standards, specifications, and labeling requirements; and the products may not conform to destination country voltage and other electrical standards (requiring use of an adapter or converter if appropriate). The recipient is responsible for assuring that the product can be lawfully imported to the destination country. When ordering from Ubuy or its affiliates, the recipient is the importer of record and must comply with all laws and regulations of the destination country.
Not all the products listed on Ubuy are for sale, as Ubuy is a global search engine. Products are subject to export/trade regulations.

NZD 27

Order now and get it around Sunday, August 23

QTY:

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Features & Benefits

Helps stop most wear and shrinkage levels
Unique 2-in-1 formula saves fluid and protects against wear
Revitalizes seals with a special conditioner
Compatible with all approved power steering fluids
Minimum of 7 oz per quart of power steering system for leak stop or fluid loss reduction
Can be used as a preventive maintenance instead of regular power steering fluid

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STP 17925 Power Steering Fluid & Stop Leak, 12 fl. oz.