K&N for 2018 Kawasaki EX400 Ninja Replacement Air Filter KA-4018

K&N KA-4018 Engine Air Filter

K&N High-Flow Performance Air Filter (KA-4018)

K&N Engineering KA-4018 K&N 2018 Kawasaki EX400 Ninja Replacement Air Filter

For K&N 2018 KawasaKi EX400 Ninja Replacement Air Filter

K&N Fits 2018 Kawasaki EX400 Ninja Replacement Air Filter

K&N KA-4018 High-Performance Washable Air Filter Fits Select Cars Plug-n-Play

K&N KA-4018 Hi-Flow Air Intake Drop in Filter for 2018-2022 Kawasaki EX400 Ninja