*Engineered for maximum torque and horsepower from stock to the largest displacement build
*3 Step header 1.75″ -> 1.875″ -> 2.0″
*2-1/2″ high-flow baffles wrapped in stainless steel wool and high-temperature fiberglass
*2-1/2″ tapered baffle exit cone to enhance low-end torque
*18 mm and 12 mm O2 sensor bungs welded into header primaries for street-legal tuning or race only applications
*Heat shields with 220° coverage
* As always, MADE IN THE USA
Requires Purchase of a Below End Cap:
1.) Black 4″ Pro Race End Cap # KW200911P
2.) Chrome 4″ Pro Race End Cap # KW200910P
3.) Eclipse 4″ Pro Race End Cap # KW201911P
