CSF 08-15 Subaru Impreza WRX/STI 1-Row 31mm High-Performance Aluminum Radiator
  - High-Performance Core Features CSF’s Exclusive B-Tube Technology 
  - Core Featured Ultra Efficient 6.5mm Tall Fins with a Multi-Louvered Design for Maximum Surface Area Contact
  - 100% All-Aluminum TIG-Welded Construction
  - CNC Machined Mounting Brackets
  - Innovative “Multi-Fit” Combo Pipe and Plug Design, Included
  - True “Drop-in Fit” Requires No Modifications to Install
  - Individually Leak and Pressure Tested
  - 1 Hour “Mirror Finish” Hand Polish
  - Black Finish for High-End Stealth Look (#7094B)
  - For Manual Transmission Only
  - 2 Year Limited Warranty