Simply choose your car make, model, year, fuel type and lock type, for the correct NousCap to buy.

• The most innovative in the Automotive Aftermarket
• Fits a wide range of makes & models
• Never put the wrong fuel in any of your vehicles again

Do you need any tools to fit the NousCap? Will my vehicle be permanently damaged if I have put the wrong fuel into it?

• Your NousCap questions answered
• Your misfuelling questions answered
• NousCap is designed & manufactured in the UK

Fitting and using the NousCap is very easy to understand and follow. We have included the instructions here.

• The ultimate misfuel prevention device
• Prevents the misfuel of Diesel or Petrol vehicles
• Simplicity of design, operation & detail to original equipment