Engine Coolant Hose - Volkswagen (3C0-121-157-AA)

Details

• Brand:

  

• SKU:

  3C0-121-157-AA

• Other Names:

  Hose

• Description:

  Genuine Volkswagen Engine Coolant Hose (EGR Cooler to Pipe)

  Maintain your vehicle’s thermal efficiency and ensure leak-free operation with this Genuine Volkswagen Engine Coolant Hose (MPN: 3C0-121-157-AA). This factory-original OEM coolant hose is precision-engineered to bridge the critical path from the Exhaust Gas Recirculation (EGR) cooler to the engine pipe infrastructure.

  Constructed from premium, heat-resistant elastomeric compounds with reinforced internal braiding, this hose is designed to withstand intense thermal cycling, high cooling system pressures, and continuous exposure to engine bay heat. Replacing a soft, swollen, or brittle original hose with this genuine factory part prevents sudden coolant loss, guards against engine overheating, and guarantees a perfect, secure fit.

  Specifications & Features

  • Brand: Genuine Volkswagen OEM

  • Part Number:

  • 3C0-121-157-AA

  • Product Type: Engine Cooling Components / Coolant Hoses

  • Also Known As: Hose, EGR Cooler Coolant Hose, Water Pipe Hose

  • Application Note: Connects the EGR Cooler to the Pipe. All required for full assembly service.

  • Weight: 0.2 lbs

  • Dimensions: 9.65" L × 3.35" W × 1.97" H

  Vehicle Compatibility Overview

  This cooling system hose is precision-molded for specific early fifth-generation (MK5) platform Jetta configurations utilizing the highly efficient turbo-diesel powerplant:

  • Volkswagen Jetta (2005 - 2006)

    • Trims: TDI (Turbocharged Direct Injection)

    • Engine: 1.9L L4 - Diesel

  ⚠️ Fitment Note: Cooling and emissions plumbing lines vary drastically between TDI diesel configurations and standard gasoline (such as 2.0T or 2.5L) engines. To guarantee 100% accurate physical and mechanical compatibility for your vehicle, please provide your VIN (Vehicle Identification Number) at checkout so we can verify this part against your factory build sheet before shipping.
  

  quired.

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