The Bi-Modal option enables you to retain the aggressive exhaust note when you want it, while reducing exhaust drone during every day driving conditions.
The Walkinshaw Performance Headers are made from high quality stainless steel and are tuned length 4 into 1 design that are complimented by dual 3" high flow metal cats for maximum performance and efficiency, optimising the power and torque in your Vauxhall VXR8 GTS (VF).