Dinan Free Flow Stainless Steel Exhaust w/ Black Tips (F87 M2) M4 v style lip Is what Valvetronic Designs Special

Is what Valvetronic Designs Special Ops is all about

3 Series E46 323i Touring (M52)

Mike Kojima

High quality stainless steel mounting hardware included

Dinan Free Flow Stainless Steel Exhaust w/ Black Tips (F87 M2) M4 v style lip Is what Valvetronic Designs SpecialDinan's Free Flow exhaust system features 100% stainless steel construction measured to exact specifications to ensure proper fit via factory hangers and mounting points. Dyno tuned for maximum exhaust flow with minimum back pressure, this system is designed to provide a more aggressive sound under acceleration, while reducing drone inside the vehicle. This is accomplished thanks to a computer controlled valve that limits noise during low speed