Rein Expansion Tank EPT0011 (OEM 8E0121403A) for Audi A4 (2002–2006) Turbocharger Mounting Kit 680 Brand Elring

680 Brand Elring

known for producing high-quality replacement components that meet or exceed OE standards for European vehicles

Drop-In Design: Installs easily into the factory airbox without modifications

for quicker access from the steering wheel

Rein Expansion Tank EPT0011 (OEM 8E0121403A) for Audi A4 (2002–2006) Turbocharger Mounting Kit 680 Brand ElringThis Rein expansion tank (coolant reservoir) is a direct replacement for Audi A4 models from 2002 to 2006 (B6 generation). It stores excess coolant and maintains proper system pressure to prevent overheating. Manufactured from virgin plastic to OE specifications for durability and reliable performance. Key Features & Benefits Direct Fit: Replaces Audi part 8E0121403A without modifications. OE Quality Material: Made from virgin plastic to resist