Frequently Asked Questions

Shipping

For further information on shipping, click HERE.

Guarantee & Returns

For further information on our guarantee and returns process, click HERE.

Trade Discounts

For further information on our Trade and Reseller discounts, click HERE.

Ethics & Our Obligations

For further information on our obligations and commitments to you, click HERE.

How to Contact Us

For further information on the various ways you can contact us, click HERE.

Vehicle Warranty

For further information on the use of lubricants and additives with vehicle warranties, click HERE.

Help Articles

1. DPF Cleaning & Cleaners 
2. Turbo Cleaning & Cleaners
3. EGR Cleaning & Cleaners
4. Should I use standard diesel or pump diesel?
5. How do fuel catalysts work?
6. Should fuel additives be added to an empty tank?
7. MPG drop during winter
8. Do fuel and oil additives work?
9. Why don't manufacturers already use the best fuel and oil additives in their fuels and oils?
10. Can I use additives at higher dosages?
11. What happens to carbon deposits that are removed?
12. Fuel consumption testing help
13. Help – the fuel filler cap has a protection device!
14. Are fuel system cleaning machines better than in-tank additives?
15. What is the best cetane booster?