DNA Air Filters - Air Filter for SYM GTS 250 05-09 / GTS 250 Efi 09-18 / GTS 250 Efi Evo 10-11 / GTS 300 Efi Euro3 09-11 / GTS 300 Efi F4 12-17 Options:Air Filter Comes with clamp body and

Comes with clamp body and integral lower fork guard

Slotted for internal or external wiring

62" (156 cm) from the bottom of the pannier

Viscosity 40

Easy to attach and comfortable to wear

DNA Air Filters - Air Filter for SYM GTS 250 05-09 / GTS 250 Efi 09-18 / GTS 250 Efi Evo 10-11 / GTS 300 Efi Euro3 09-11 / GTS 300 Efi F4 12-17 Options:Air Filter Comes with clamp body andThis filter features DNA's advanced FCd (Full Contour design). Installation of this filter is very easy, simply follow the information that can be found in the SYM workshop manual. The filtering efficiency is extremely high at 98 99% filtering efficiency (ISO 5011), with 4 layers of DNA Cotton. The flow of this DNA Fcd filter is very high, 42. 00% more than the SYM stock paper filter! DNA Fcd air filter flow: 170. 70 CFM (Cubic feet per minute)