HQRP Cartridge Filter for Karcher SE 4000 series SE 4001 / SE 4001 Plus / SE 4002 / SE4001 / SE4002 / SE4001+ Carpet Cleaner
Karcher - Pressure Washer Parts - Outdoor Power Equipment Parts - The Home Depot
HQRP Cartridge Filter for Karcher SE 4000 series SE 4001 / SE 4001 Plus / SE 4002 / SE4001 / SE4002 / SE4001+ Carpet Cleaner, 64145520 Replacement + HQRP Coaster - Walmart.com
2 x ASR982701AB004 HIFI Air Filter - Karcher WD3.300M, WD3.300M Plus, WD3.330M | eBay
Karcher 5/8-in x 25-ft Pressure Washer Hose in the Pressure Washer Hoses department at Lowes.com