The Custom Builter Pipe Kit is dyno tested and proven to make
power, performance gains in horsepower and torque. Known to emit a
smooth, deep tone that's also easy to install and welded from 100%
MagnaFlow got its start as a natural extension of Car Sound Exhaust
systems. Its parent company specializes in superior catalytic
converter technology and has spent the last 30 years earning its
reputation as a market leader around the world.