NAPA Cooling System Stop Leak 300ML

Sealant for cooling systems of both diesel and petrol engines. Effectively protects the cooling system and combustion chamber against sealing damages.

Key Features

• Add to coolant
• Direct effect after application
• Secures operation of cooling system
• Long-lasting result
• Easy to use
• Suitable for all cooling systems of gasoline and diesel engines. Also for closed cooling systems.
• Fully compatible with all types of antifreeze and coolants.
• It has no harmful effect on rubber, plastics, alloys and non-ferrous metals.

We aim to deliver all in stock orders within the displayed time frame above.

If you'd like to check in on the status of your order or need some assistance regarding a future order, please get in touch. Click here to see our full Delivery Information.

We have a 60 day returns policy if you change your mind.

Simply send your order back to us in its original packaging within 60 days of delivery if you wish to return an item for a full refund. *T&C Apply

Click here to read our full Cancellation & Returns Policy

Opening Times

Monday - Friday:  8.30am - 4pm

Saturday - 9am - 3pm

Sunday - 9am - 3pm 

25 Rothersthorpe Crescent

Rothersthorpe Avenue Industrial Estate

Northampton

NN4 8JD

Email : Sales@ukb4c.com