Wynns Engine Flush Cleaner + Super Charge Oil Treatment Additive Petrol & Diesel
14-day returns on all eligible orders
Contact us within 14 days of receiving your order to request a return.
Shipping information
Orders are picked, packed and dispatched from our Northampton warehouse.
- Free delivery to mainland UK addresses on orders of £40 or more.
- Orders under £40, and orders to Northern Ireland, have a delivery charge, shown at checkout before you pay.
- You will get an email with your tracking number once your order has shipped.
Full details are in our Shipping Policy.
Returns & warranty
Changed your mind? You can return an online order within 14 days of receiving it. Please contact us first for return instructions, then you have 14 days to send the goods back.
- Items must be unused, complete and in their original condition, with all accessories, instructions and original packaging.
- You arrange and pay for the return postage on change-of-mind returns. We refund the price of the item plus our standard delivery charge.
- Damaged in transit? Let us know within 48 hours of delivery - photos help.
- Faulty or wrong item? Contact us before sending anything back. Faulty goods are covered by your statutory rights.
Your statutory rights are not affected. Full details are in our Refund Policy, or email onlinesales@nn4online.co.uk.
Wynns Engine Flush 425ml
WynnA€™s Engine Flush is a highly detergent concentrate,
designed to clean all oil lubricating systems prior to oilA change.A
* Cleans engines, hydraulic systems, gearboxes and differentials internally.
* Quickly and efficiently dissolves varnish, sludge and other contaminants from vital engine parts.
* Prevents contamination of fresh oil by residues left behind.
* Neutralizes acids.
* Frees sticking internal engine components by dissolving deposits.
* Provides extra protection during the treatment.
* Quietens noisy hydraulic valve lifters by removing deposits.
* Is compatible with all mineral, synthetic, single and multigrade oils.
Wynns Super Charge Oil Treatment 425ml
Wynns Super Charge Oil Treatment is a product which stops excessive oil consumption.
Improves the viscosity index of lubricating oils.
* Strengthens the oil film at high temperatures and in case of heavy load.
* Restores compression and oil pressure.
* Stops excessive oil consumption and exhaust smoke due to this oil consumption.
* Ensures a solid lubricating film, also on older engines.
* Prevents metal-to-metal contact under high load.
* Quietens noisy engines.
* Protects against corrosion, oxidation, rust and wear.
* Is compatible with all mineral and synthetic, single- and multigrade oils.
* Does not harm catalytic converters and turbochargers.A