The DNA Air Filter will serve you for many years and will need very little care using the DNA Service Kit. When the filter is dirty, simply follow the instructions that you can find in the service kit, allow the filter to dry, re-oil and you are ready to use your filter again, like new!
 
1 x 220ml Hydrophobic Oil
1 x 270ml Cleaner
Required for correct servicing of all DNA air filters.