PLM Power Driven BMW M5 downpipes eliminates the heavy and restrictive catalytic converters in the primary and secondary exhaust sections.
The larger diameter piping design will improve exhaust flow, keeping boost pressure up and provide improved throttle response.
Each downpipe has 2 oxygen sensor bung holes, thick flanges, sturdy hangers, high quality flex bellow joint, and increased exhaust flow makes this PLM downpipe the best value on the market & a must have for all BMW enthusiasts.