Is STP High Mileage Oil Treatment safe for my car?

Yes, this treatment is specifically designed for cars, light trucks, and SUVs with over 75,000 miles. Its high-viscosity formula with ZDDP additive helps protect engines, reduce friction, and stop leaks in older vehicles. It is not recommended for new or low-mileage engines.

What are the benefits of using STP High Mileage Oil Treatment?

This treatment protects engines by reducing friction and wear with its high-viscosity formula and ZDDP additive. It also helps stop engine leaks, reduce noise, and prevent smoking by rejuvenating seals and gaskets, improving overall engine performance.

How often should I use STP High Mileage Oil Treatment?

You should add one 443ml (15 fl oz) bottle of STP High Mileage Oil Treatment + Stop Leak to your engine oil during every oil change to maintain continuous protection and engine health.

Can this product help with oil leaks and smoking?

Yes, the 'Stop Leak' component of this treatment is formulated to help rejuvenate seals and gaskets, which can prevent engine leaks, reduce noise, and minimize smoking. This helps improve the overall performance and appearance of your high-mileage vehicle.

STP High Mileage Oil Treatment 443ml | Stop Leak, Engine Protection, USA Import

About this item

STP High Mileage Oil Treatment + Stop Leak is specifically formulated for vehicles with over 75,000 miles. This high-viscosity engine additive includes ZDDP to protect against wear and creates a thick cushion between moving parts, reducing friction. It also acts as a leak stopper, helping to prevent engine leaks, noise, and smoking while rejuvenating seals and gaskets for improved performance. Add to your engine oil during every oil change for continued protection.

This STP oil treatment is suitable for cars, light trucks, and SUVs. Its advanced formula helps maintain engine health in older vehicles, addressing common issues like oil leaks and increased friction. By reducing metal-to-metal contact, it helps extend the life of critical engine components.

Imported from authorized US retailers and authorized brand partners, this STP product ensures you receive an authentic formulation. All customs duties and GST are included in the listed price, with delivery via ExpressBox tracked shipping. Ensure your high-mileage vehicle runs smoothly and reliably.

Key Features

Protect the engine in your high-mileage vehicle with STP High Mileage Oil Treatment + Stop Leak. Formulated especially for vehicles with over 75,000 miles, this high-viscosity engine additive includes ZDDP oil additive as an anti-wear agent for protection. This STP oil treatment creates a thick cushion between moving engine parts to help fight metal-to-metal friction. Engine stop leak helps to rejuvenate seals and gaskets and stop engine leaks, noise and smoking to improve performance. Add to engine oil with each oil change during car maintenance. It's suitable for cars, light trucks and SUVs.
One 15 fl oz bottle of STP High Mileage Oil Treatment + Stop Leak
ZDDP oil additive prevents wear to protect your high-mileage vehicle
High-viscosity formula creates a thick cushion between moving engine parts to reduce friction
Leak stopper helps prevent engine leaks, noises and smoking and helps to rejuvenate seals and gaskets
Add this oil treatment to engine oil during every oil change

Why choose this product

Advanced Formula for Older Engines

STP High Mileage Oil Treatment + Stop Leak is engineered for the specific needs of engines that have surpassed 75,000 miles. Its high-viscosity formula, enhanced with ZDDP anti-wear additive, creates a robust protective barrier. This reduces friction and wear on critical engine components, helping to prevent costly repairs. Unlike generic additives, this product is designed to rejuvenate aging seals and gaskets, addressing issues like leaks, noise, and smoking. Imported directly from authorized US retailers and authorized brand partners, it ensures you receive the genuine, high-quality formulation trusted for decades.

Ideal for High-Mileage Vehicles, Not for New Engines

This treatment is perfect for cars, light trucks, and SUVs that have accumulated significant mileage and show signs of wear. It effectively combats increased friction and minor leaks common in older engines. However, it is not recommended for new or low-mileage vehicles, as its high-viscosity formula may not be suitable for their specific lubrication requirements. If your vehicle has less than 75,000 miles or you are unsure about compatibility, consult your owner's manual or a professional mechanic before use.

How to use

Ensure your vehicle's engine is warm. Park on a level surface and engage the parking brake. Locate your engine oil fill cap. — Prepare for Oil Change
Pour one full 443ml (15 fl oz) bottle of STP High Mileage Oil Treatment + Stop Leak directly into the engine oil reservoir. Do not exceed the recommended amount. — Add Treatment to Engine Oil
Replace the oil fill cap securely. Start the engine and let it run for a few minutes to circulate the treatment. Dispose of old oil and filter responsibly. — Complete Oil Change

Example scenarios

Typical situations where STP High Mileage Oil Treatment + Stop Leak 443ml (15 Fl Oz) | Protects Engines Over 75 helps — illustrative scenarios, not customer reviews.

Scenario 1

Illustrative example

Where it helps

An older car in India, like a 2010 Maruti Swift with over 100,000 km, showing minor oil leaks and increased engine noise.

How this product helps

Using STP High Mileage Oil Treatment during the next oil change can help rejuvenate seals, reduce friction with its high-viscosity formula, and potentially stop minor leaks and quiet engine noise, extending the car's reliable service life.

Specifications & installation

Specifications

Key Additive	ZDDP (Zinc Dialkyldithiophosphate)
Primary Function	Anti-wear, friction reduction, seal rejuvenation
Free From	Not specified

Installation & usage

Directions	Add one 443ml (15 fl oz) bottle to engine oil during every oil change.
Frequency	With each oil change
Serving Size	1 bottle (443 ml / 15 fl oz)
Cost per use	1 bottle at ₹1,257 — ₹1,257 per bottle
Shelf life after opening	12 months
Reapplication math	One bottle per oil change cycle (typically 5,000-10,000 miles or 6-12 months)
Contraindications	Not recommended for new or low-mileage vehicles (<75,000 miles)
Allergens / common irritants	Not specified

How we compare

Feature	STP High Mileage	Others
Authenticity & Sourcing	Imported from authorized US retailers and authorized brand partners, factory-sealed for guaranteed authenticity.	Local brands may vary in formulation and quality; authenticity can be uncertain.
Engine Protection (High Mileage)	Contains ZDDP additive and high-viscosity formula for engines over 75,000 miles.	Generic oil additives may offer basic protection but lack specialized high-mileage formulas.
Leak Stopping & Seal Rejuvenation	Specifically designed to stop leaks, reduce noise, and rejuvenate seals and gaskets.	Some local additives may claim leak stopping, but effectiveness varies widely.
Cost per Use	One 443ml bottle per oil change — ₹1,257 per bottle.	Local alternatives may range from ₹300-₹700 per bottle, depending on brand and size.

SKU	wrp7269
GTIN	00071153785953
Brand	STP
Product Name	High Mileage Oil Treatment + Stop Leak
Size	443 ml (15 fl oz)
Container Type	Bottle
Viscosity Level	High
Vehicle Compatibility	Cars, Light Trucks, SUVs (over 75,000 miles)
Country of Origin	Not stated by manufacturer — US retail version, sourced from authorized US retailers and authorized brand partners

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STP High Mileage Oil Treatment + Stop Leak 443ml (15 Fl Oz) | Protects Engines Over 75,000 Miles

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