Works with all bag stretches from 4 to 8 inch

relay+ if you are looking for a flasher relay for push-buttons

The regular Evo Big Twin filter works well for 91-98 Dyna as well

and if you remove the black end plug it will accept Harley's Throttle-By-Wire control module

70-75 500 H1 Mach III

dna ro series pod filter id 37mm 15OM Works with all bag stretchesDNA Air Filter with high airflow and excellent filtration capabilities. Perfect for the motorcycle builder who is looking for both performance and good looks. Well suited for Cafe Racers or other custom motorcycles. Length and flange measurements should be added in order to calculate the total length of the filter.