AIRCLEANER ASULT TBW BK

Features a billet aluminum backing plate with hidden integrated breather system and a plexiglass outer cover

Snap-in velocity stack for improved airflow

Dyno developed and tested

High-flow air filter is reusable; just clean and re-oil

Made in the USA

For Twin-Cam Throttle by Wire with EFI only.
Optional velocity stack part # 1010-2218, upgrades stock opening to 58 mm.