These 14'' diameter Billet Aluminum Air Cleaners from Billet Specialties are great way to top off the engine bay in your hot rod or muscle car. Machined from 6061-T6 billet aluminum and polished to a brilliant finish, they add the finishing touch to any engine. The base is a 1'' drop for extra hood clearance. Each air cleaner uses a 14'' x 3'' filter element, make it easy to find a replacement. Overall dimensions: 14-1/4'' x 3-1/2''