Due to the current circumstances, we are experiencing very high demand so it may take a little longer than usual to answer your call and email. Our order processing is currently delayed by up to 3 days. We apologise for any inconvenience caused and thank you for your patience.
Cataclean Fuel & Exhaust System Cleaner - Diesel
Cataclean Fuel & Exhaust System Cleaner - DieselCataclean Fuel & Exhaust System Cleaner - Diesel

Cataclean Fuel & Exhaust System Cleaner - Diesel

Code: CATDFSC-500


Sold Out
Product in Stock
Quick Dispatch
Free Delivery over £50
Price Match Promise


THE ultimate in fuel additives, Cataclean® Diesel cleans, restores and protects the entire engine, fuel and exhaust system.

Simply pour into your fuel tank every 3 months (or every 3000 miles) and Cataclean® will remove harmful carbon and resin deposits. With long term use Cataclean® can protect against build-up and clogging which can prevent failure of your engine, DPF and exhaust system parts.

Cataclean® can assist with your MOT inspection by bringing down emissions by up to 60% - the difference between a pass and a fail.

Cataclean® increases MPG (miles per gallon) saving you money on your fuel. Plus by using Cataclean, there is no need to use premium fuel, more savings to you. 

Cataclean® will improve BHP, torque and throttle response, improving overall vehicle performance.

  • Engine
  • Cylinder Heads
  • Intake Valves
  • Injectors
  • Diesel Particulate Filter
  • Catalytic Converter
  • Oxygen Sensors
  • Exhaust

  • Reduces emissions by up to 60%
  • Can prevent MOT emissions fail
  • Increases MPG saving you money at the pumps
  • Restores performance
  • Reduces air pollution
  • Patented formula 
  • Positive effect for STOP/START driving
  • Easy to use - simply pour into your fuel system
  • New COEX-HDPE bottle constructed for increased strength with no evaporation

XYLENE, Acetone, Propan-2-ol, Hydrocarbons, C11 – 14, N-Alkanes, Isoalkanes, Cyclic, <2% Aromatics

NDL and/or a third-party supplier will deliver the Goods to the address specified in your Order. Please be clear and precise about your address when placing your Order. We cannot accept any liability for any loss or damage to the products once they have been delivered to the address specified in your delivery instructions. Your order will normally be delivered within 3 to 5 working days of your order being placed, but please allow up to 7 working days for your order to be delivered. NDL cannot accept liability for any delivery delay.

If you Order more than one item, then they may be dispatched separately and arrive with you at different times.

If there are any changes to the details supplied by you it is your responsibility to inform us as soon as possible by contacting us at shop@greenflagshop.com or by telephoning us between 9am and 5pm, Monday to Friday on 0800 193 4199

Returns Policy

Our policies comply with the Consumer Rights Act 2015. This section sets out your rights to return an item, or cancel an order under defined circumstances:

Unwanted Items

Should you not wish to keep an item, you can cancel your order, or return any items you no longer wish to keep, so long as you take action within the following timescales: Within 14 days of placing your order (if your items have not yet been dispatched) or Within 14 days of receiving your order. If you receive items separately this commences on the day you receive the final item from your order. To notify us of your intent to cancel or return your item please call our Customer Services on 0800 193 4199, our lines are open from 9am to 5pm Monday to Friday or by emailing shop@greenflagshop.com

You may open and inspect items from your order, but you may not use them if you wish to return them.

You will be responsible for all costs associated with insuring and returning the items to us on time, and undamaged and you must return items within 14 days of notifying us of your intent to cancel. 

We will refund the cost of your order, within 14 days of receiving your returned item(s) or notice to cancel (where the order has not yet been dispatched). The refund will include the cost of your items plus any delivery fee charged at the point of purchase in the event of a cancellation before your order is dispatched however delivery charges will not be refunded if the item has been delivered.

Faulty or damaged goods

Please notify us of any faulty or damaged goods within 30 days of receiving your order. You can notify us by sending an email to shop@greenflagshop.com and providing the following information:

Your customer account details

Your Order number

If possible, a photo of the damage to the item and packaging

We will arrange for a returns form to be issued to you. A replacement item or refund will be issued at your request on receipt of the faulty item. We cannot process returns without prior notification or order details.