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Molded Engine Coolant Hose

Original price was: UGX 40.Current price is: UGX 38.

A molded engine coolant hose (specifically a heater bypass or overflow hose) featuring a pre-installed Oetiker (Ear) clamp.

The printed markings (e.g., 26.02.24) indicate the manufacture date and batch code, a standard practice for OEM and high-quality aftermarket parts to ensure traceability. Its complex “S” curve is precision-molded to fit around specific engine components without kinking, which would restrict coolant flow.

Product Title

Precision-Molded Engine Coolant Bypass Hose – Reinforced EPDM with Oetiker Stepless Clamp

Product Overview

Maintain your vehicle’s cooling efficiency with this professional-grade, molded coolant bypass hose. Designed to meet or exceed OEM specifications, this hose features a custom-curved geometry to navigate tight engine compartments perfectly, ensuring a stress-free fit and optimal fluid dynamics.

Constructed from high-density EPDM rubber, it is engineered to withstand the extreme temperature fluctuations and chemical additives found in modern automotive cooling systems.

Key Features

Precision Molded Design: Pre-shaped to match the exact routing of the original equipment, preventing hose collapse or kinking in high-heat environments.
Durable EPDM Construction: Specially formulated to resist electrochemical degradation (ECD), ozone, and heat up to 135°C (275°F).
Pre-Installed Oetiker Clamp: Includes a genuine stainless steel ear clamp for a 360° “Stepless” seal, providing uniform radial compression and leak-proof performance.
Reinforced Integrity: Features a synthetic fiber knit reinforcement for superior burst strength and pressure resistance.
OEM Traceability: Clearly stamped with manufacturing date and batch codes for quality assurance and fitment verification.

Availability: 5 in stock

Description
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Technical Specifications

Feature	Detail
Material	Heavy-duty EPDM Rubber
Reinforcement	Synthetic Fiber Knit
Clamp Type	Oetiker (Single Ear) Stainless Steel
Application	Coolant Bypass, Heater Return, or Reservoir Overflow
Temperature Range	-40°C to +135°C (-40°F to +275°F)

Part Identification & Compatibility

Part Number: 4048597400 (often formatted as A 404 859 74 00)
Primary Function: This is a Turbocharger Coolant Line / Vent Hose. It is a critical component that facilitates the flow of coolant to or from the turbocharger to prevent overheating of the turbine housing.
Common Vehicle Fitment: This part is typically found in modern Mercedes-Benz vehicles equipped with turbocharged engines (such as the M270, M274, or M276 engines).
- Mercedes-Benz C-Class (W205)
- Mercedes-Benz E-Class (W213)
- Mercedes-Benz GLC-Class (X253)
- Mercedes-Benz CLA/GLA Models

Optimized E-Commerce Description

Genuine Mercedes-Benz Turbocharger Coolant Vent Hose

Keep your turbo running cool with OEM precision.

This genuine Mercedes-Benz coolant hose is engineered specifically for the high-thermal environment of your vehicle’s turbocharging system. Designed to navigate the complex layout of the engine bay without kinking, it ensures a consistent flow of coolant to protect your turbocharger from heat-soak and premature failure.

Product Specifications

OEM Part Number: A4048597400
Material: Heat-stabilized EPDM rubber with internal textile reinforcement.
Clamp Included: Pre-fitted with a genuine Oetiker stainless steel stepless ear clamp for a factory-tight seal.
Condition: New (Production date: Feb 2024).

Why Choose Genuine Mercedes-Benz?

Unlike universal hoses, this molded part is built to handle the exact pressure and chemical composition of Mercedes-branded coolants. The pre-installed clamp eliminates the guesswork during installation, ensuring a 360-degree seal that prevents slow leaks common in the turbo area

Installation Tip

To ensure a permanent, leak-free seal, use a dedicated ear clamp pincer tool to tighten the pre-installed Oetiker ring once the hose is seated on the fitting.

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