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Item #:
18848129
STP High Mileage Oil Treatment and Stop Leak Additive, 15 fl oz
90% of respondents would recommend this to a friend
Item #:
18848129
GMD 1642
Price Details
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Imported from USA store
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Order now and get it around Wednesday, September 16
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Protect the engine in your high-mileage vehicle with STP High Mileage Oil Treatment + Stop Leak.
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What Stands Out
High Mileage Formula
Specially designed for vehicles with over 75,000 miles, enhancing engine performance and longevity.
Stop Leak Technology
Effectively seals leaks and reduces oil consumption, ensuring optimal engine health and lower maintenance costs.
Versatile Compatibility
Compatible with various engine types, making it a reliable choice for a wide range of older models.
Product Details
- High-viscosity formula creates a thick cushion between the moving engine parts to reduce damaging metal-to-metal friction
- Leak stopper helps prevent engine leaks, noises, and smoking and helps to rejuvenate seals and gaskets
- Add this STP Oil Treatment to the engine oil during every oil change as part of routine car maintenance
- Formulated especially for vehicles with more than 75,000 miles on the odometer
- Compatible with cars, light trucks, and SUVs for versatile use
- Instructions: Add 1 bottle to 4-5 quarts of oil at or between oil changes
| Compatible cars | Universal |
| Features | Easy Installation |
| Net content statement | 15 FL OZ (443 mL) |
| Vehicle type | Car |
| Automotive additive type | High Mileage Oil Treatment + Stop Leak |
| Brand | STP |
| Vehicle fitment type | Universal |
| Product line | High Mileage Oil Treatment + Stop Leak |
| Item Weight | 1 lbs (450 grams) |
Who Should Buy?
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Older Vehicles
Ideal for older cars experiencing oil leaks or engine wear, helping to rejuvenate and protect engine components.
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Engine Maintenance
Great for regular maintenance schedules to enhance oil performance and provide an extra layer of protection against leaks.
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High Mileage Users
Beneficial for vehicles with over 75,000 miles to reduce oil consumption and improve overall engine health.
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New Cars
Not suitable for new cars which already have effective sealing and don't require additional treatments or stop leaks.
Product Description
STP High Mileage Oil Treatment and Stop Leak Additive, 15 fl oz
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Customer Questions & Answers
-
Question:
What is the purpose of STP High Mileage Oil Treatment + Stop Leak?
Answer: The purpose of this product is to protect the engine in high-mileage vehicles. -
Question:
What vehicles is this oil treatment compatible with?
Answer: It is compatible with all cars, light trucks, and SUVs. -
Question:
How often should I add this treatment to my engine oil?
Answer: It is recommended to add this treatment with each oil change during regular car maintenance.
STP browse subscription chemicals & equipment Editorial Review
STP High Mileage Oil Treatment and Stop Leak Additive, 15 fl oz is a reliable solution for high-mileage vehicles, designed to coat engine parts for improved lubrication and performance. Users commend its thick consistency, noting that it effectively reduces engine smoking and promises to alleviate minor oil leaks. It's particularly advantageous for those with older cars, as many users have reported enhanced engine smoothness and quieter operation after its application. Recommended usage includes adding the treatment once or twice a year for optimal benefits, making it a favored choice among car enthusiasts with aging vehicles needing a little extra care.
Customer Reviews & Ratings
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Pros
- Thick formulation provides excellent engine lubrication
- Reduces engine smoking significantly after use
- Ideal for high-mileage vehicles seeking extra protection
- Easy to use with a straightforward installation
- Helps in potentially stopping oil leaks
Cons
- Excessive use may cause seal swelling, so follow instructions
Platform Trust & Buyer Confidence
JG
Jazz
Verified buyer
“Easy to use and always helpful and sorts any issues I've had past and present”
1 September 2026 · via Trustpilot
EK
Emmanuel
Verified buyer
“I always receive support when I engage customer service. Overall my experience with UBUY has been top notch. Keep up the good work.”
31 August 2026 · via Trustpilot
F
fnd
Verified buyer
“The delivery was fast and the product came undamaged and authentic.”
29 August 2026 · via Trustpilot
LC
Leana
Verified buyer
“Ubuy is extremely efficient and to order online is an easy process. The verity of products to buy is really unlimited! My order was urgent and I got it on time. The products are great! Thank you Ubuy!”
25 August 2026 · via Trustpilot
HL
Hengo
Verified buyer
“Fast, convenient and cheap. Great store!”
27 August 2026 · 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.
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GMD 1642
Order now and get it around Wednesday, September 16
This item is not restrict in my country.(Please click on above link if this item is not restrict in your country, So our team will review and allow.)
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Features & Benefits
- High-viscosity formula reduces metal-to-metal friction
- Helps prevent engine leaks, noises, and smoking
- Rejuvenates seals and gaskets
- Formulated for vehicles with over 75,000 miles
- Compatible with cars, light trucks, and SUVs
- Add with each oil change for optimal performance
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