The Millers Oils Stop Leak Oil Additive can be added to your engine, gear box or differential to h...The Millers Oils Stop Leak Oil Additive can be added to your engine, gear box or differential to help minimise oil leaks. It helps maintain oil tightness of old or leaky seals. All you need to do is add the contents of the bottle to the oil that is in your engine, gearbox or differential.
Suitable for use in all car and light van, petrol and diesel engines, gearboxes and differentials.
Minimises the risk of oil leaks.
2 x 250ml - Millers Oils Stop Leak Oil Additive (Gearbox, Engine, Differentials)Free delivery in 1–3 days£17.87Visit shop →
2 x Millers Oils Stop Leak Oil Additive - 250ml (Gearbox, Engine, Differentials)Free delivery in 1–3 days£17.87Visit shop →
3 x 250ml - Millers Oils Stop Leak Oil Additive (Gearbox, Engine, Differentials)Free delivery in 1–3 days£21.79Visit shop →
3 x Millers Oils Stop Leak Oil Additive - 250ml (Gearbox, Engine, Differentials)Free delivery in 1–3 days£21.79Visit shop →
Product Information
Full details
The Millers Oils Stop Leak Oil Additive is designed for vehicle owners experiencing minor oil leaks from engines, gearboxes, or differentials. Its key benefit is to help maintain the oil tightness of old or worn seals, potentially reducing the need for immediate and costly repairs. A caveat is that it is intended for minor leaks and may not resolve significant seal damage.
All features
Model Part Number
5619MC
Brand
Millers Oils
Extended Product Information
FAQs
How long does it take for the Stop Leak Oil Additive to work?
The additive needs time to circulate through the oil system and condition the seals. It can take up to 200 miles of driving for the full effect to be noticeable.
Can I use this in my power steering system?
This product is specifically formulated for engine, gearbox, and differential oils. It is not intended for use in power steering systems.
What is the shelf life of the product?
When stored correctly in a cool, dry place, the product typically has a shelf life of several years. Check the batch code on the bottle for manufacturing details if concerned.
Will this harm my engine or gearbox?
No, the product is formulated to be safe for use in all specified vehicle types and systems when used as directed. It does not contain harmful solvents.
Can I mix this with different types of oil?
Yes, it is designed to be compatible with various types of engine, gearbox, and differential oils used in cars and light vans.
What size bottle is this product?
This product comes in a 250ml bottle.
Troubleshooting
Oil leak persists after adding the product
This additive is designed for minor leaks. If the leak continues or is significant, it may indicate a more severe seal or gasket failure that requires mechanical inspection and repair.
Product does not seem to be working
Ensure the product was added to the correct oil system and that the vehicle has been driven sufficiently for the additive to circulate and condition the seals. Allow up to 200 miles of driving for full effect.
Difficulty pouring the additive
Ensure the oil filler cap is removed and that there is sufficient space to pour the entire contents. If the oil system is very full, it may be difficult to add without minor overflow.
Pros and Cons
Pros
Helps to manage and reduce minor oil leaks.
Easy to apply without mechanical intervention.
Versatile across various vehicle types and oil systems.
Cost-effective solution for minor seal issues.
Cons
Not a repair for severely damaged or worn seals.
Effectiveness may vary depending on the severity of the leak.
Requires driving time for the additive to work through the system.
Additional product needed if leaks are severe.
Setup, Compatibility & Care Instructions
Compatibility:
Suitable for all car and light van petrol engines.
Suitable for all car and light van diesel engines.
Suitable for all car and light van gearboxes.
Suitable for all car and light van differentials.
Setup and Use:
Locate Oil Filler Cap: Identify the oil filler cap for your engine, gearbox, or differential. Refer to your vehicle's owner's manual if unsure.
Add Contents: Pour the entire contents of the 250ml bottle directly into the appropriate oil reservoir.
Replace Cap: Securely replace the oil filler cap.
Operate Vehicle: Drive your vehicle as normal. The additive needs time and circulation within the oil system to work effectively on the seals.
Care:
Store the product in a cool, dry place, away from direct sunlight.
Keep out of reach of children and pets.
Dispose of empty containers responsibly according to local regulations.