The ARROW Racing Header Collector Pipe is designed to eliminate the O.E. Catalyst unit.

Made from Stainless Steel [AISI 304 grade] for a durable light weight item that allows performance gains.

There is provision for the O.E. Exhaust Sensor/s fitment.

Note - There is an optional carbon fibre heel heat shield available for this header / collector to replace the O.E. steel item - refer

Part# 11012MI

Note - for correct fitment, this Racing 2:1 Collector unit is designed to connect direct to the ARROW INDY RACE or SONORA Silencers designed for this model.

Or, alternatively, the O.E. silencer system can be retained.