Spoon Sports B-Series 4-2-1 Exhaust Manifold (Header) Brand_Radium Engineering The Cusco Type ALC OS

The Cusco Type ALC OS starts out the same as the classic Type OS bar

Though the Pro kit is slightly more expensive than the Tuner series

The EVO S QRT is designed to fit a smaller driver with a maximum waist size of 32 inches

thereby ensuring that the fluid has exposure to the entire internal surface area of the oil cooler with low-pressure loss

Spoon Sports B-Series 4-2-1 Exhaust Manifold (Header) Brand_Radium Engineering The Cusco Type ALC OS4 2 1 design. Includes all required hardware. Developed in response to demand for a balance between peak power and torque. Spoon implemented various combinations of pipe diameter, assembly rotation, and other similar factors in exhaustive engine bench, flow bench, and actual driving tests. The power and torque were successfully balanced and using slightly uneven lengths for pipes, further reducing considerable weight.