NAPA 2401 Middle School Ave. NW (218) 444-6272 Filter Sales Event SAVE UP TO 40% on all NAPA Gold® Filters April 1st-15th The Original Gold Filter Gold Gold Fiter Gold 1036 Many other in-store specials NAPA 2401 Middle School Ave. NW ( 218 ) 444-6272 Filter Sales Event SAVE UP TO 40 % on all NAPA Gold® Filters April 1st - 15th The Original Gold Filter Gold Gold Fiter Gold 1036 Many other in - store specials