HMD Exhaust System High Flow Performance Downpipe for BMW B46 B48 Car Accessories With Cat Pipe

HMD brand exhaust modification

Brand: HMD
Place of Origin: Guangzhou, China
Model: For BMW B46 B48
Product: middle and rear exhaust with variable valve
Material: SUS 304 material
Thickness: 1.5mm
Downpipe：Support high-flow three-way catalytic head end or pass-through without catalytic converter
Installation method: segmented hoop interface locking
Others: support the choice of black/silver/baked blue for the tail throat part, and the default product process surface is baked blue
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