【Construction】- Constructed of High Quality T-6061 Aluminum Construction. High Performance 2-Row Racing Design 【Feature】- Light Weight Direct Bolt-On OEM Fitment or Replacement. Stronger & Higher Capacity for Coolant than Stock Units 【High Performance】- Improves Cooling by 35 - 45% Temp, Make Heat Dissipation More Efficient to Prevent Premature Engine Failure 【Specification】- Overall Dimension: 26.25 x 16.25 x 2.5 / Core Dimension: 25 x 12.5 x 2 / Inlet: 1.25" / Outlet: 1.25" 【Installation】- Professional Installer is Highly Recommended No Instruction Included