Chrome plated finish. The CNC machined billet aluminium Super Gas Interchange has an open filter design allowing maximum airflow the engine through a high quality K&N filter element. Comes with built-in crank breathers stainless wire mesh screen and chrome hardware. - CNC machined billet aluminum construction - Open design for maximum flow - High air flow for stock and high output engines - High Performance pre-oiled K&N filter element - Stainless wire mesh- Decreased assembly length for better knee clearance - Built-in crankcase breathers for clean looks - Complete with installation hardware - Optional pull over rain sock available as 953604 CV carb: 93-06 all B.T. Delphi inj.: 01-15 Softail 04-17 Dyna (excl. 2017 FXDLS) 02-07 FLT/Touring (NU)