These BBK Mustang H-Pipes and X-Pipes are made from fully mandrel-bent 15-gauge aluminized tubing, OEM quality die-stamped flanges and custom fit design. The BBK catalytic H-Pipes and X-Pipes give Mustang owners better performance while still being legal in 49 States. A perfect addition to any Mustang wanting better performance but still needing to pass smog inspection. The BBK off-road H-pipes and X-Pipes do not have catalytic converters installed on them to give racers the proven performance with unmatched quality.
Note: These catalytic H-Pipes and X-Pipes are no longer legal for sale in the state of California.