Aston Martin DB11 / Vantage Water-Cooled Intercooler HY53-6K775-CB

Genuine OEM Aston Martin water-cooled charge-air cooler / intercooler (WCAC), part number HY53-6K775-CB. Aston Martin parts catalogues identify this as the left-hand WCAC assembly for the 5.2L V12 applications.

Vehicle: Aston Martin DB11 / Vantage
Engine: 5.2L Twin-Turbo V12
Part Type: Water-Cooled Aftercooler / Charge-Air Cooler / Intercooler
OEM Part Number: HY53-6K775-CB
Position: Left-hand (LH)
Condition: New / Used — specify

Compatible Applications

The part is listed for:

• Aston Martin DB11 V12
• Aston Martin DBS
• Aston Martin V12 Vantage
• Selected DBR22, DBS Zagato and Valour applications

Key Features

• Genuine Aston Martin OEM WCAC assembly
• Air-to-water charge-air cooling
• Left-hand engine-mounted unit
• Designed for the high-performance 5.2L AE31 V12 twin-turbo
• Factory replacement for damaged or leaking charge-air cooler

The matching right-hand unit is HY53-6K775-DB, so CB = LH and DB = RH in this WCAC assembly family.

Important: Despite the listing wording “radiator intercooler,” HY53-6K775-CB is specifically a water-cooled aftercooler/charge-air cooler, not the vehicle’s main engine radiator. It is also not interchangeable with the V8 intercooler system.

Suggested listing title:
Genuine OEM Aston Martin DB11 V12 / Vantage V12 Left Intercooler WCAC HY53-6K775-CB