1. Fuel Water Separator / Pre-Fuel Filter (WK Series Hot Items)
Fit: Hitachi ZX330, Volvo EC360, Sany SY365, Cummins engine excavators
Fit: Komatsu PC200-8/PC220-8, widely used medium excavator water separator
Fit: Sany SY215C, XCMG XE215D Mitsubishi 4M50 engine
Fit: Sany SY75/SY135 small & medium excavator fine fuel water separator
Fit: Volvo EC210B D6E engine, classic pre-filter
2. Fine Diesel Fuel Filter (WK Series Spin-On Fuel Filter)
Fit: Caterpillar, Volvo medium excavators, cross P552564
Fit: Komatsu PC130/PC160 small excavator
Fit: Wheel loaders L60/L90 series
Fit: Heavy-duty trucks with Cummins ISDe engine
3. Engine Oil Filter (W Series Spin-On Lube Filter)
Fit: Sany SY215, XCMG XE215 Mitsubishi 4M50 engine, top sales
Fit: Hitachi ZX330/ZX360 large excavator
Fit: Komatsu PC200-8 universal oil filter
Fit: Mini excavators PC18MR, SY55/SY60
Fit: Volvo EC210B D6E engine oil filter
Fit: Light commercial & small construction machinery
4. Air Filter (C Main Element + CF Safety Secondary Core)
Fit: Sany SY215, XCMG XE215 medium excavator air filter kit
Fit: Komatsu PC160/PC180 wheel loader
Fit: Large mining excavators Volvo EC480, XCMG XE490
Fit: Mini excavator SY55/75, Komatsu PC35
Fit: 5-ton wheel loader LW500, heavy truck universal air filter
5. Hydraulic Filter (HD Series for Construction Equipment)
Return Hydraulic Filter
Fit: Sany/XCMG medium excavator return filter, cross HF7679
Fit: Komatsu PC130/PC160 hydraulic return element
Fit: Volvo EC210D new model hydraulic filter
Pilot Hydraulic Filter
Fit: Full range excavator universal pilot filter
Suction Hydraulic Filter
Fit: Medium & large excavator oil suction filter
6. Cabin Air Filter (CU / CUK Series)
Fit: Sany SY215, XCMG XE215 cabin filter
Fit: Volvo EC200D/EC220D activated carbon cabin filter | 
