A1179970982 MERCEDES SCHLAUCH, Price: 12.77$, Weight: 0.067kg

Engine Bay Hose for Mercedes Vehicles (OEM Quality)

This precision-molded hose is a direct-fit line used in key engine systems such as cooling, intake/vacuum, or crankcase ventilation. It keeps fluids or air moving on the designed route, seals pressure, and protects the engine from leaks and heat.

Why this part is needed

The hose maintains stable temperature and pressure by carrying coolant or air/vapors between components. Correct flow prevents overheating, misfires, and performance loss. A fresh, tight hose also avoids messy leaks and unwanted smells in the engine bay.

How it works

Built from heat- and oil-resistant rubber (EPDM/NBR) with reinforcement, the line withstands vibration and engine movement. Its molded shape clears brackets and pulleys and connects via clamps or quick couplers, ensuring a leak-proof seal even under load.

What happens if broken ⚠️

Cracks or soft spots lead to coolant loss, overheating, steam, or warning lights. A vacuum leak causes rough idle, higher fuel use, and weak acceleration. You may notice sweet coolant smell, hissing, stains, or low reservoir level. Ignore it and you risk head gasket damage.

Construction, fitment, and service notes

OEM-grade materials, precise molding, and correct inner diameter ensure proper flow. Always match by VIN, replace aged clamps, route exactly as original, and torque evenly. If part of the cooling circuit, bleed the system and recheck levels after a test drive. ✅