65 | Inner_diameter: Ø 58

it must be activated with the acid pack at installation

Håldiameter: 6

Waved design – Improved cooling and effective braking action

TWIN AIR Air Filter - 158251 triumph-thunderbird-900-sport-900-2001-esi3072821 65 | Inner_diameter: Ø 58Thanks to their patented conception and their high quality raw materials, Twin Air Filters Warrant The Best Performance and Protection for Your Motorcycle. That's Why Eo Manufacturers and the Best Riders of the World Choose Twin Air. Coarse Open Pore Foam Catches Airborne Dirt, Grime and Sand Fine Open Pore Inner Foam Acts As A Second Filter to Trap The Smallest Particles while Ensuring Maximum Air Passage Exclusivly Developed Adhesive Ensures Glue