EVIL ENERGY Thermostat Housing Assembly for Mini Cooper 1.6L (11537534521) — Direct-Fit Kit with Thermostat & Gasket

This thermostat housing kit is a direct-fit cooling system component engineered for 2007–2013 Mini Cooper, 2011–2013 Mini Cooper Countryman, and 2015–2016 Mini Cooper Paceman models with the 1.6L engine. It includes the plastic housing, thermostat calibrated to open at 221°F (105°C), a rubber gasket for a secure seal, and nitrile gloves for clean installation. The assembly is made to match original equipment form and function while simplifying replacement and helping maintain consistent engine operating temperatures.

Will this part fit my Mini Cooper model?

Compatibility covers Mini Cooper 1.6L engines from select model years; confirm against your vehicle’s OE part number before purchase. Cross-referenced OEM numbers include 11537534521, 11537647751, 1336Z6, and 11538699290, which helps verify fitment for many factory configurations.

• Fits: 2007–2013 Mini Cooper (1.6L)
• Also fits: 2011–2013 Mini Cooper Countryman (1.6L)
• Also fits: 2015–2016 Mini Cooper Paceman (1.6L)
• Check: match your vehicle’s OEM number to the listed references

How does this thermostat housing affect engine performance?

The thermostat regulates coolant flow based on temperature so the engine reaches and stays within its designed operating range. By opening at 221°F (105°C), this assembly helps the cooling system modulate heat rejection to the radiator, which supports stable engine temperatures and efficient operation under varying loads.

• Thermostat opening temp: 221°F / 105°C
• Maintains consistent coolant circulation during warm-up and steady-state driving
• Helps reduce excess engine wear associated with prolonged incorrect temperatures

What comes in the kit and what tools or steps are needed for installation?

The kit arrives ready for a straightforward replacement: housing, thermostat, gasket, and one pair of nitrile gloves for a cleaner job. Standard hand tools, coolant drain catch, and vehicle-specific torque values are typically required—refer to a factory repair manual or a qualified technician if you’re unsure.

• Included: thermostat, rubber gasket, plastic housing, nitrile gloves
• Recommended: basic hand tools, coolant catch pan, new coolant if full flush required
• Tip: clean mating surfaces before installing the gasket for a leak-free seal

Is this an OEM part or an aftermarket alternative?

EVIL ENERGY supplies this thermostat housing assembly as a high-quality aftermarket replacement built to meet the fit and function of the referenced OE part numbers. It is intended to be a reliable substitute for common factory housings while offering the convenience of a complete kit for same-day replacement.

• Aftermarket replacement designed to match OE specifications
• Cross-referenced with OEM numbers for fit verification
• Packaged as a complete kit to simplify the swap

Who is this for: This EVIL ENERGY Thermostat Housing Assembly is aimed at Mini Cooper owners and independent mechanics who need a direct-fit replacement for a failing or leaking thermostat housing on 1.6L models. It's also suitable for DIYers who prefer a complete kit with the thermostat, gasket, and gloves included—just verify your vehicle’s OEM part number and gather basic tools before starting.