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Item #:
33077426
STP Super Concentrated High Mileage Engine Flush (15 fl. oz.)
86% of respondents would recommend this to a friend
Item #:
33077426
SRD 858
Price Details
Excluding Shipping & Custom charges ( Shipping and custom charges will be calculated on checkout )
*All items will import from US
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In stock
Imported from USA store
QTY:
Order now and get it around Thursday, September 24
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STP Super Concentrated High Mileage Engine Flush cleans and prepares your vehicle's engine for new oil.
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What Stands Out
High Mileage Formula
Specifically designed for high mileage engines, this formula effectively removes sludge and deposits, which can lead to improved engine performance and longevity.
Super Concentrated
The super concentrated formulation means a little goes a long way, maximizing efficiency and ensuring that you get the most value with each use.
Easy Application
The 15 fl. oz. size is convenient for DIY users, making it easy to add directly to your oil before an oil change, simplifying maintenance without needing professional assistance.
Product Details
- Scientifically engineered to improve the oil drain for vehicles over 75K Miles
- Super concentrated cleaning agents actively clean deposits in the engine
- Helps reduce Sludge and Varnish on Cylinder Heads
- Helps dissolve Engine Deposits
- Will not harm seals — safe to use every oil change when used as directed
| Automotive additive type | Engine Flush |
| Compatible cars | All Vehicles |
| Features | Easy Installation |
| Net content statement | 15 oz |
| Vehicle fitment type | Universal |
| Assembled product weight | 15 oz (425.25 grams) |
| Brand | STP |
| Product net content parent | 15 Fluid Ounces |
| Vehicle type | Car |
| Rec. use | Automotive |
Who Should Buy?
-
High Mileage Vehicles
Ideal for vehicles with over 75,000 miles, helps clean sludge and deposits for better engine performance.
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Routine Maintenance
Perfect for users performing regular oil changes, enhances oil effectiveness and engine life when used periodically.
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Engine Restoration
Beneficial for restoring engine efficiency in older cars, promotes smoother operation by clearing harmful buildup.
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Newer Models
Not suitable for cars with low mileage, as they may not require flushing or over-cleaning of engine parts.
Product Description
STP Super Concentrated High Mileage Engine Flush (15 fl. oz.)
Have any Query? Chat with us
Customer Questions & Answers
-
Question:
How does the STP engine flush work?
Answer: The super concentrated cleaning agents actively clean deposits in the engine, reducing sludge and varnish on cylinder heads. -
Question:
Is it safe for my vehicle's engine?
Answer: Yes, the engine flush will not harm seals and is safe to use every oil change when used as directed. -
Question:
How much engine flush should I use?
Answer: Pour the entire bottle into the oil crankcase, which treats 3-5L of oil.
STP browse subscription chemicals & equipment Editorial Review
STP Super Concentrated High Mileage Engine Flush (15 fl. oz.) is an automotive additive designed to enhance engine performance by cleaning and revitalizing the engine’s internals. With a universal vehicle fitment type, it is compatible with all vehicles, making it a versatile option for car owners. The easy installation feature allows for a hassle-free application, ensuring that even those with limited mechanical experience can use it effectively. Users have noted a noticeable improvement in engine smoothness and efficiency post-application, highlighting its effectiveness in maintaining high-mileage vehicles. This product is essential for those focused on prolonging their engine's lifespan and performance.
Customer Reviews & Ratings
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Pros
- Compatible with all vehicle types
- Easy installation for all users
- Improves engine performance and efficiency
- Helps maintain high-mileage engines
- Cleans engine internals effectively
Cons
- May require multiple applications for best results
Platform Trust & Buyer Confidence
JK
Jasmin
Verified buyer
“Great products and very good service: very easy and very fast international delivery.”
9 September 2026 · via Trustpilot
AG
Anke
Verified buyer
“Wonderful online shopping experience, smooth transaction from the start. Payment method works conveniently and delivery is unexpectedly fast and reliable. You go the extra mile for service. What makes this even more amazing, you deliver to Namibia. I will remain a happy Ubuy customer and will increase my purchases for sure! Thank you!”
10 September 2026 · via Trustpilot
H
Hazel
Verified buyer
“Very easy to find the products what you need, and so fast delivery, that’s why I highly recommended to others costumers to used ubuy.”
10 September 2026 · via Trustpilot
O
Opaleye
Verified buyer
“I received exactly what I ordered I was skeptical about your site because that was my first time to order. But the order came timely and neatly packaged. I was not disappointed. Thank you.”
11 September 2026 · via Trustpilot
AC
Adele
Verified buyer
“Easy to find and order what you want on the website. Delivery is quick to the UK”
8 September 2026 · via Trustpilot
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SRD 858
Order now and get it around Thursday, September 24
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.)
QTY:
Secured transaction
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Features & Benefits
- Scientifically engineered to improve the oil drain for vehicles over 75K Miles
- Super concentrated cleaning agents actively clean deposits in the engine
- Helps Reduce Sludge and Varnish on Cylinder Heads
- Helps dissolve Engine Deposits
- Will not harm seals — safe to use every oil change when used as directed
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