Radiator Coolant Overflow Tank Reservoir Ford Focus (2013-2018) Escape (2013-2016)

Direct Replacement Radiator Coolant Overflow Tank Reservoir for 2013-2018 Ford Focus, Escape

What it Does: Replaces a degraded or leaking factory coolant expansion tank to restore proper cooling system pressurization and prevent engine overheating.

The Stock Focus, Escape Thermal Degradation Problem

The OEM Ford Focus and Escape coolant overflow tanks are notorious for premature thermal degradation. Located in a high-heat zone of the engine bay, the factory plastic reservoir undergoes constant thermal cycling from the hot coolant exiting the radiator. Over time, the structural integrity of the OEM polymer breaks down, leading to micro-cracking along the welded seams and structural fatigue near the mounting tabs. Once compromised, the cooling system loses its ability to hold pressure, effectively lowering the coolant boiling point. This inevitably leads to coolant loss, localized hot spots within the cylinder head, and a severe risk of catastrophic heat soak or head gasket failure, particularly on the turbocharged EcoBoost engines running higher cylinder pressures.

The Engineering Solution

This premium aftermarket replacement reservoir is manufactured to exact factory specifications using upgraded, heat-resistant thermoplastic. The material formulation resists the harsh chemical environments of modern OAT (Organic Acid Technology) coolants and withstands extreme underhood temperatures without becoming brittle. The ultrasonic-welded seams are structurally reinforced to ensure the tank maintains the system's required pressure under heavy engine load. By restoring a sealed, properly pressurized environment, this reservoir optimizes coolant flow dynamics and thermal transfer across the radiator. Installation utilizes the factory mounting points and natively accepts the OEM pressure cap, ensuring a seamless, leak-free integration that re-establishes the engine's baseline cooling efficiency.

Technical Specifications

Compatibility

• 2013-2018 Ford C-Max (Hybrid SE)
• 2017-2018 Ford C-Max (Hybrid Titanium)
• 2013-2016 Ford C-Max (Energi SEL, Hybrid SEL)
• 2017 Ford C-Max (Energi SE, Energi Titanium)
• 2013-2015 Ford Escape (SE)
• 2013 Ford Escape (SEL)
• 2014-2015 Ford Escape (Titanium)
• 2016 Ford Escape (SE, Titanium)
• 2016 Ford Focus (RS)
• 2012, 2017-2018 Ford Focus (SEL)
• 2013-2016 Ford Focus (ST)
• 2012-2018 Ford Focus (ELECTRIC, S, SE, Titanium)
• 2014 Ford Transit Connect (Titanium)
• 2014-2016 Ford Transit Connect (XL, XLT)

The Ford OEM Standard

Engineered for longevity and daily reliability, this replacement reservoir guarantees your EcoBoost or Duratec engine maintains peak thermal efficiency, ensuring consistent power delivery and peace of mind on every commute without the fear of sudden overheating.