GrimmSpeed Boost Control Solenoid - MazdaSpeed3 (057028) 1847 better The stock exhaust system

better The stock exhaust system on a B8

BMW E36 M3 / 3-Series High-Performance All-Aluminum Radiator

Hybrid Cold Air/Short Ram Design - Combining the advantages and eliminating the negatives of both traditional intake designs

more responsive feel compared to rubber lines

ACT Performance street rigid-hub discs feature premium organic materials with high copper content for better heat transfer and steel-backed lining for greater burst strength and durability

GrimmSpeed Boost Control Solenoid - MazdaSpeed3 (057028) 1847 better The stock exhaust systemThe GrimmSpeed MazdaSpeed3 Boost Control Solenoid is designed to work with your factory computer (requires tuning). It will not reduce the life of your factory computer because it is designed to draw the same ammount of power as the factory BCS but flows better and reacts faster. It plugs in and requires no splicing or soldering of resistors. With the included bracket you can bolt it in, plug in the connector, and start tuning for fast boost response,