
Product Introduction
The WG9725190901 Lower Air Intake Pipe is designed for the SINOTRUK HOWO engine intake system. It connects the air filter system with the turbocharger and intake components, ensuring stable airflow supply and improving combustion efficiency and engine performance.
Manufactured according to OEM specifications, the air intake duct features excellent sealing performance, high durability and resistance to vibration and high-temperature operating conditions, making it suitable for long-distance transportation and heavy-duty applications. It is widely used in WD615 series engines installed on HOWO trucks.

Technical Specifications
| Item | Specification | Item | Specification |
| Product Name | Lower Air Intake Pipe | Model | WG9725190901 |
| Part Number | WG9725190901 | OEM Number | WG9725190901 |
| Product Type | Engine Air Inlet Duct | Installation Position | Engine Intake System |
| Material | Steel | Compatible Engine | WD615.47 / WD615.69 |
| Function | Engine Air Intake Transmission | Application | Turbocharged Diesel Engine |
| Quality Standard | OEM Replacement | Warranty | 12 Months |
Vehicle Fitment
| Vehicle Brand | Compatible Models |
| SINOTRUK HOWO | HOWO 336 |
| SINOTRUK HOWO | HOWO 371 |
| SINOTRUK HOWO | HOWO A7 |
| SINOTRUK HOWO | HOWO T5G |
| SINOTRUK HOWO | HOWO T7H |
WG9725190901 is mainly used on SINOTRUK HOWO WD615 engine platforms and serves as the lower section of the air intake duct system.
Export Markets
| Market | Coverage |
| Main Export Markets | Africa, Middle East, Central Asia, Southeast Asia, South America, Eastern Europe |
Packaging Information
| Item | Specification |
| Packaging Type | Neutral Package / Color Box / Carton Box |
| MOQ | 1 Piece |
| Customized Packaging | Available |
Payment & Shipping
| Payment Methods | Shipping Methods |
| T/T | DHL |
| L/C | FedEx |
| Western Union | UPS |
| PayPal | Air Freight |
| Alibaba Trade Assurance | Sea Freight |
Related Products Categories
| Section/System | Common Spare Parts |
| Cylinder Block & Cylinder Head | Cylinder Block, Cylinder Head, Cylinder Liner, Piston, Piston Ring, Cylinder Head Gasket |
| Crankshaft System | Crankshaft, Connecting Rod, Main Bearing, Connecting Rod Bearing, Thrust Washer |
| Valve Train | Intake Valve, Exhaust Valve, Camshaft, Rocker Arm, Valve Spring |
| Turbocharger System | Turbocharger, Turbo Repair Kit, Intercooler, Intake Pipe |
| Fuel System | Fuel Injector, Injector Nozzle, Fuel Pump, Fuel Filter |
| Cooling System | Water Pump, Thermostat, Radiator, Expansion Tank |
| Lubrication System | Oil Pump, Oil Filter, Oil Cooler, Oil Pan |
| Intake & Exhaust System | Air Filter, Air Cleaner Assembly, Exhaust Pipe, Muffler, DPF, SCR |
| Engine Electrical Parts | Starter Motor, Alternator, Sensors, Wiring Harness |
Transmission & Drivetrain Parts
| Section/System | Common Spare Parts |
| Clutch System | Clutch Disc, Pressure Plate, Release Bearing, Clutch Master Cylinder, Clutch Booster |
| Transmission System | Gearbox Assembly, Synchronizer, Gear Set, Bearing, Oil Seal, Shift Fork |
| PTO System | PTO Assembly, PTO Gear, PTO Pump, PTO Seal |
| Driveshaft System | Driveshaft Assembly, Universal Joint, Center Bearing, Slip Yoke |
| Differential System | Differential Assembly, Crown Wheel & Pinion, Differential Bearing, Repair Kit |
| Section/System | Common Spare Parts |
| Front Axle | Kingpin Kit, Steering Knuckle, Ball Joint, Tie Rod, Wheel Bearing |
| Rear Drive Axle | Axle Housing, Half Shaft, Differential Housing, Hub Bearing |
| Suspension System | Leaf Spring, Air Spring, Shock Absorber, Equalizer Beam, U-Bolt |
| Steering System | Steering Gearbox, Power Steering Pump, Drag Link, Steering Shaft |
| Brake System | Brake Drum, Brake Disc, Brake Pad, Brake Chamber, Slack Adjuster |
| Wheel Hub System | Wheel Hub, Wheel Bearing, Oil Seal, Wheel Bolt, Wheel Nut |
Cabin & Body Parts
| Section/System | Common Spare Parts |
| Cabin Assembly | Cabin Shell, Cabin Suspension, Cabin Lock, Cabin Mount |
| Dashboard System | Instrument Cluster, Dashboard Panel, Switch Assembly |
| Door System | Door Assembly, Door Lock, Door Handle, Window Regulator |
| Seat System | Driver Seat, Passenger Seat, Seat Shock Absorber |
| Air Conditioning System | AC Compressor, Condenser, Evaporator, Blower Motor |
| Electrical System | Headlamp, Tail Lamp, Fog Lamp, Wiring Harness, Relay |
| Mirror System | Rear View Mirror, Mirror Arm, Mirror Cover |
| Body Exterior Parts | Bumper, Grille, Fender, Mudguard, Step Panel |
