Boost Logic F90 M5 Secondary DownPipes
A smooth, mandrel bent 3” pipe to increase the flow of your exhaust system.
You may utilize them with your stock downpipes.
They will add a deep exhaust tone at lower RPMs and a nice sound improvement under wide open throttle.
 
WEIGHT
20.0000 lbs
DESCRIPTION
Boost Logic F90 M5 Secondary Cat Delete Pipes
These pipes will remove the secondary catalytic converters and have a smooth, mandrel bent 3” pipe to increase the flow of your exhaust system. These pip
SHORT DESCRIPTION
Boost Logic BMW F90 M5 Secondary Cat Delete Pipes