Gravedigger Mazdaspeed 3/6 4 Aluminum Intake - 3.5" / Yes add Battery Tray

Not compatible with stock battery box (MS3/MS6). MS3 51R Small Battery Trays available here. ECU relocation required. This full one-piece intake pipe includes an integrated MAF Housing for the most accurate airflow reading. Installation Difficulty: Intermediate Time Required: 1.5 hours Tools Needed: Basic socket set, screwdrivers Tuning Required: Yes Vehicle will not start without tune. Includes: Graveyard Performance 4 Intake System -Full 4" one-piece intake pipe (OD: 4") -Integrated MAF Housing - K&N Air Flow Filter -Complete hardware kit (2-barbed fittings, 2-plugs, coupler to turbo, stainless steel high torque liner clamps) -Black wrinkle powder coat finish (standard) - BOV required to be ran VTA (does not fit with stock battery tray on Mazdaspeed6 and requires a small battery tray or battery relocation) 3.5" Coupler fits: BNR S4 or Larger