A Core deposit is a form of deposit you pay until returning your old part. If you don't have the core at the time of purchase, you must pay the core charge. That charge is refunded to you when you return the core.
Filtration is the foundation of an effective maintenance program, helping equipment remain closer to new condition for a longer period of time. Filtration is more than filters. WIX supplemental items include bases, connectors, installation aides, air filter wraps, bowls, supplemental additives, pressure gauges and test kits. These items aid filter installation, extend useful service life, or provide data to assist in determining effective service life.