Cobb Tuning 07-09 MAZDASPEED3 Gen1 Exhaust Hanger Kit - 571001 8-18V It is a must for

It is a must for users who want highly accurate boost pressure readouts up to 35 PSI or 2

Intercooler efficiency is increased by up to 25% over stock due to the larger 26"x 8

cut out the center and placed 7 moon cuts around the outer circumference for grip when loosening or tightening

With a stainless core you can be assured that you get the best of both worlds

It is not recommended that you drive the car in a way that builds boost without proper tuning

Cobb Tuning 07-09 MAZDASPEED3 Gen1 Exhaust Hanger Kit - 571001 8-18V It is a must forEMISSIONS This part is not an emissions related part and therefore can be used on Emission Controlled Vehicles. DESCRIPTION To help reduce excessive exhaust movement that can lead to the occasional rattle or rubbing, we offer highly durable Urethane exhaust hangers which are an exact replacement for the factory units. The urethane mounts are much more rigid than the soft, factory rubber mounts and come in handy when your exhaust system occasionally