Arlen Ness Stage I Big Sucker Air Filter Kits for 1999-01 Harley FLT - No Cover - 18-498 feed-mpn-PLK1RZR-50-B Compression Ratio (x:y): 13

Compression Ratio (x:y): 13

Road Glides (except FLTRU & FLTRUSE)

1979 Harley-Davidson Electra Glide - FLH

1995 Honda TRX200D Fourtrax

2000 Arctic Cat Pantera 580 EFI

Arlen Ness Stage I Big Sucker Air Filter Kits for 1999-01 Harley FLT - No Cover - 18-498 feed-mpn-PLK1RZR-50-B Compression Ratio (x:y): 13Arlen Ness Stage I Big Sucker Air Filter Kit Part Number: 18 498 Cover Style: No Cover Back Plate: Aluminum Filter: Standard Red Engineered and proven to give your engine maximum airflow for more horsepower & torque The Big Sucker kits are designed to be used with the stock outer air filter cover or an Arlen Ness custom outer cover One piece aluminum backing plate features patented hidden breather technology Each hidden breather is O ringed at the