Mishimoto 71°C Racing Thermostat w/ Housing - Audi S4 / S5 3.0T 2010-2016

Mishimoto racing thermostat with OEM-quality housing for the 2010-2016 Audi S4 / S5 3.0T (supercharged V6, also fits SQ5 and related Audi/VW 3.0T applications). It begins opening at 71°C / 160°F — about 14°C (25°F) earlier than stock — letting coolant flow into the radiator and shed heat sooner. Direct-fit, backed by the Mishimoto Lifetime Warranty.

Specifications

This part fits:

Shipping

• In-stock orders placed before 3 PM EST ship the same day — everything else ships within 24 hours.
• Standard, expedited, and overnight options at checkout.
• Oversized items ship by freight and take longer.
• Backordered items ship as soon as stock lands — contact us for lead times.
• International orders: prices do not include VAT, duties, or import fees. Your country charges these at import and they are the buyer’s responsibility.

Returns

• 30-day returns on new, uninstalled items in original packaging with all hardware.
• Standard returns: 8% restocking fee, buyer pays return shipping. Both waived if the item is defective or we made the error.
• Installed or used parts can’t be returned — confirm fitment before you install.
• Special orders and custom items are final sale.
• Email us for return authorization before shipping anything back.

Full details: Shipping Policy · Refund Policy