Dimensions approx.: Round. 15cm OD x 56mm high x 17.5mm thick. Fits most aftermarket teardrop and some other filter housings. DNA filtering media is made up of 4 layers of an oil impregnated ‘nafta’; surgical-quality cotton gauze; specially developed by DNA’s in-house R&D team. The cotton gauze is then sandwiched between 2 layers of Epoxy coated; Marine Grade aluminum wire mesh before being robotically pleated to DNA’s unique ‘large pleat edge radius’ patterns. The result is an extremely high-flow filter (98% efficiency) which exceeds any of today’s motorcycle needs. It offers increased potential performance; efficiency and drivability; combined with long-lasting durability.