Heat exchanger tank with reinforcement element

A heat exchanger comprising:

• a pair of spaced apart headers connected by a plurality of heat exchange elements;
• and
• a pair of tanks, wherein each tank is crimped to a corresponding header and is adapted to receive heat exchanging fluid,
• wherein at least one tank of the pair of tanks comprises:
• external ribs adapted to provide reinforcement to a structure of said at least one tank,
• wherein at least one reinforcement element is configured to be engaged with an external tank portion and tensioned by press fitting said at least one reinforcement element on said external tank portion such that limbs of said reinforcement element are separated by said external tank portion between said external ribs,
• said at least one reinforcement element being maintained in said tensioned configuration by using at least one retention means.