Karcher K3.99M Pressure Washer Spares
If you require a replacement seal, clamp or hose for your Karcher appliance we are sure to have something for your needs.
If you are unsure of your Karcher appliance's model number, take a look at our handy guide on where to find the model number for your appliance here.
Important Note: The model you have selected has more than one serial number which may mean that some parts are serial number specific and therefore may appear multiple times in these search results. If you have the serial number available then please select it from the list below to ensure you get the right part first time.
Select your Serial Number:
Karcher K3.99M (1.423-230.0) : 49 - 60 of 158
Karcher K3.99M Pressure Washer Outlet Sleeve
Genuine spare part
If the outer sleeve for your pressure washer is damaged or faulty, ensure optimum performance once again with this quality replacement. Suitable for... More information
Save 10% if you buy 2 or more - only $7.27
$8.07
Save 10% if you buy 2 or more - only $7.27
Karcher K3.99M K2-K7 Rigid Washing Brush
Genuine spare part
Soft gentle bristles ideal for cleaning caravans, cars, boats, windows and other dirty jobs around the home Perfect for removing stubborn dirt Ergonomically... More information
$17.98
Karcher K3.99M K2-K7 WB100 Rotary Wash Brush
Genuine spare part
For cleaning all smooth surfaces Gentle-action rotating bristles Joint on handle infinitely adjustable through 180° for cleaning difficult-to-reach... More information
$54.02
Karcher K3.99M Strip Brush
Genuine spare part
The Brush for your pressure washer attaches to the gun or lance, aiding the removal of dirt. This Brush features bristles to suit different cleaning... More information
$15.46
Karcher K3.99M Pump Spacer Seal
Genuine spare part
Located on the thrust guidance for the piston the spacer seal is important to the smooth running of the pressure washer. This replacement seal can... More information
$3.25
Karcher K3.99M O-Ring Seal
Genuine spare part
Size: 5.7 x 1.78 This O-Ring Seal sits between the high pressure hose and your pressure washer's pistol. At some point in time, you're going to have... More information
$3.25
Karcher K3.99M Filter Hose : Cleaning Agent
Genuine spare part
The detergent solution travels from the soap container through this detergent suction hose and into the pressure washer wand, where the solution mixes... More information
$11.77
Karcher K3.99M K2-K7 High Pressure Angled Underbody Lance - 1m
Genuine spare part
Ideal for cleaning roof gutters or vehicle underbodies 90° Angled cleaning head 1m Angled spray lance Easy access to those hard to reach areas Suitable... More information
$94.35
Karcher K3.99M Water Filter
Genuine consumable
This replacement Water Filter for your pressure washer prevents fine debris and dirt particles, usually picked up from contaminated water, from getting... More information
$6.59
Karcher K3.99M K1-K7 Jet Pipe
Genuine spare part
Lower spray lance for T-Racer Length 463 mm Variable pressure Your T-Racer attachment is ideally suited for the cleaning of floor and wall surfaces... More information
$25.18
Karcher K3.99M Control Head Spares Set
Genuine spare part
Includes top pistons and triangular rubber seal If the pump in your pressure washer has become faulty, then you may have a problem with the control... More information
$49.69
Karcher K3.99M Joining Piece - Connector
Genuine spare part
If the joining piece located in the pump housing of your pressure washer is damaged or worn, then use this genuine replacement to restore full power... More information
$8.81
