COBB TUNNG 1.3 BAR RADIATOR CAP COBB ACCESSPORT The cap increases pressure

The cap increases pressure

Black Front Mount Intercooler and COBB Badge

and easiest to use ECU upgrade solution for your Mazda

When a map slot is selected by the driver

It mounts in the stock location and plugs directly into the stock wiring harness

COBB TUNNG 1.3 BAR RADIATOR CAP COBB ACCESSPORT The cap increases pressureCOBB 1. 3 BAR RADIATOR CAP DESCRIPTION Keep your engine cool by upgrading to the COBB 1. 3 Bar Radiator Cap This higher pressure cap increases the effective boiling temperature of coolant in the system. The higher temperature allows the cooling system to absorb more heat. The cap increases pressure, and does allow temperature to go up about 10 degrees before fluid boils, but does not reduce temperature. Avoiding boiling makes head gasket failure less