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Millers – Engine Flush Additive Millers Engine Flush Additive is an oil-based treatment designed to remove internal engine debris and contaminants that a standard oil change may leave behind. Added prior to draining the oil, it safely cleans the internals of the engine without being harsh on materials or seals. Compatible with fully synthetic, semi-synthetic, and mineral engine oils. Suitable For: All petrol and diesel passenger cars and light commercial vehicles (LCVs) undergoing an oil change service. Features & Benefits: Leaves the engine clean and free from contaminants Reduces carry-over of debris into the fresh oil, improving the protective performance of the new fill Improves engine efficiency, which can support better fuel economy and power delivery Oil-based formula that is gentle on engine materials and seals, unlike aggressive solvent-based flushes Safely removes lacquer, varnish, sludge, and deposits from areas such as piston rings and Variable Valve Timing (VVT) systems Provides anti-wear protection during the flushing process, helping maintain the protection level of the existing oil
CDS (Superstores International) is not a lender and acts only as an introducer. The credit product is provided by Klarna Financial Services UK Limited (publ). Credit is only available to permanent UK residents aged 18 and over, depending on their status. Terms and conditions apply. Please note that Pay in 30 days and Pay in 3 instalments are regulated by the FCA.
By working with a variety of trusted Range Marketplace Partners, we’re able to offer our customers a wider selection of products.
When buying partner items like this one, your contract of sale will be with our Range Marketplace Partner instead of The Range.
To learn more about The Range Marketplace and our partners, visit our Range Marketplace page here.
Just contact us within 14 days of receiving your item and we'll authenticate the return.
Read our returns policy for more details
Return within
14 days
Return to store
No
Using returns label
No
Courier collection*
No
Return within
14 days
Return to store
No
Using returns label
No
Courier collection*
No
Return within
One year
Return to store
No
Using returns label
No
Courier collection*
No
*There may be a charge for the collection of your goods. You will be reimbursed the value of this charge if the returned goods are faulty.
By working with a variety of trusted Range Marketplace Partners, we’re able to offer our customers a wider selection of products.
When buying partner items like this one, your contract of sale will be with our Range Marketplace Partner instead of us.
To learn more about The Range Marketplace and our partners, visit our Range Marketplace page here
Made to Order products are those that we make especially for you and so can take a little longer to arrive. They are also excluded from our standard cooling off and change of mind policies. It takes 48 hours for us to process your order before we begin to make your product for you. After this time all Made to Order products are non-returnable and cannot be cancelled. To ensure your order goes smoothly and you are happy with your Made to Order product, please check the following:
Please check our Made To Order terms and conditions