DNA Air Filters - Air Filter for Suzuki DR-Z4S , DR-Z4SM (2025-)

DNA replacement air filters are designed to increase HP and acceleration while providing excellent filtration. These filters are washable and reusable and are custom designed to fit into your existing factory air box. Their drop-in design means adding performance is simple. They offer bigger air-flow, with almost 99% filtering efficiency. Replaces OEM Parts 13780-37L00 Features This filter features DNA®’s Round Design. Installation of this new DNA Air filter is very easy; simply follow the installation instructions included in the workshop manual. A perfect airtight sealing and trouble free filter installation for the user is guaranteed by using a high quality EVA seal. The filtering efficiency** is extremely high at 98-99% filtering efficiency (ISO 5011), with 4 layers of DNA® Cotton. DNA Filters are supplied pre-oiled from our factory. The correct amount of DNA oil is applied οn each filter individually. The flow of this new DNA filter is +9.87% more than the stock filter! DNA air filter’s flow: 149.20 CFM (Cubic feet per minute) @ 1,5" H2O corrected @ 25 degrees Celsius. Stock's filter’s flow: 135.80 CFM (Cubic feet per minute) @ 1,5" H2O corrected @ 25 degrees Celsius. This DNA® filter is designed as a High Flow Air filter for: ‘Road, Off Road & Track Use’.