6" x 2" Washable Filter Billet Aluminum Air Cleaner Assembly Kit - Black They feature a stout billet

They feature a stout billet aluminum construction and include all mounting hardware

heat-treated for maximum strength

and their special serrated nuts guard against pan loosening during operation

to handle higher rpm

these adjusters provide 190

6" x 2" Washable Filter Billet Aluminum Air Cleaner Assembly Kit - Black They feature a stout billetSpeedmaster air cleaners are the perfect solution to your low hood clearance problems. You've spent thousands of dollars putting together an engine compartment worthy of attention; don't blow it with a standard air cleaner. These Speedmaster air cleaners are CNC machined from billet aluminum and anodized.