VW-Audi Coolant Expansion Tank Rein Automotive 8K0121405S

The Rein Automotive VW-Audi Coolant Expansion Tank (manufacturer part number EPT0156, OE part number 8K0121405S) is a high-quality aftermarket solution engineered for precise fitment in select Audi models. Designed as a direct replacement for the original component, this expansion tank maintains optimal cooling system performance and reliability.

Key Features:

• Manufactured by Rein Automotive, a trusted brand in European automotive parts
• Meets OE part number 8K0121405S specifications
• Direct fit for specified Audi A5 Quattro (2008-2010), Q5 (2009-2016), S4 (2010-2016), S5 (2010-2016), and SQ5 (2014-2017) models with listed engines and submodels
• Incorporates a heat shield as noted for the specified fitments

Compatible Applications Include:

• Audi A5 Quattro Base (2008-2010, 3.2L V6, Coupe)
• Audi Q5 (2009-2016, 3.2L or 3.0L V6, Sport Utility, including Premium, Premium Plus, Prestige, and TDI submodels)
• Audi S4 (2010-2016, 3.0L V6, Sedan)
• Audi S5 (2010-2016, 3.0L V6, Coupe and Convertible)
• Audi SQ5 (2014-2017, 3.0L V6, Sport Utility)

Reference interchange numbers include 8K0121405F, 8K0121405H, 8K0121405N, and 8K0121405Q.

Choose Rein Automotive’s EPT0156 expansion tank for a reliable, OE-quality replacement in your applicable Audi model.