Description
Thermostat with Housing – Audi A4 & VW Passat 1.8T / 2.0 (AEB / BFB / AMB / BEX / ALT)
This high-performance thermostat with housing is a direct replacement for select Audi A4 and Volkswagen Passat petrol engines. Designed to regulate engine temperature precisely, this unit helps prevent overheating and ensures consistent coolant flow, especially in South African driving conditions.
✅ Vehicle Compatibility:
- Audi A4 1.8T – AEB, APU (1998–2001)
- Audi A4 1.8T – AMB (2002–2004)
- Audi A4 1.8T – BFB (2005–2008)
- Audi A4 1.8T – BEX (2004–2005)
- Audi A4 2.0 – ALT (2001–2005)
- VW Passat 1.8T – AEB (1998–2005)
⚙️ Thermostat Specifications:
- Opening Temperature: 100°C
- Assembly: Includes thermostat, housing, and seal
- Fitment Type: Direct bolt-on (OE spec)
- Material: Heat-resistant composite or aluminum alloy (varies by supplier)
A faulty thermostat can cause overheating, poor fuel economy, or extended warm-up times. This unit restores proper engine temperature control and supports optimal performance in 1.8T and 2.0 petrol models.
Order online from Modern Auto Parts and receive nationwide courier delivery in South Africa. Need help confirming fitment? Simply send us your VIN or engine code.
Important: Product information, kit contents and compatibility are provided as a guide and may contain errors or omissions. Please verify that this part and any included components are correct for your vehicle before installation. For full details see our Website Disclaimer (Errors & Omissions).

