How much does this cost to the nearest dollar?

Filterbuy Air Filter MERV 11 Allergen Defense Pleated HVAC AC Furnace Air Filters Replacement for Aprilaire Space-Gard 2400 (Actual Size 15.44 x 26.94 x 6.00 Inches)
replacement whole house air filters for your furnace, air conditioner, heat pump, or HVAC system (actual size 15.44 x 26.94 x 6.00 ) Compatible Models Aprilaire Space-Gard (Cleaner Model 2400) MERV 11 synthetic media (comparable with MPR 1000 - 1200 & FPR 7) protects homes from pets, allergies, and more by trapping 95% of airborne particles without impacting air flow Electrostatically charged, pleated (100% US made) filters

Price is $54.00
Price: $54.22