Aluminum Front Mount Intercooler for: Nisann Skyline GT-R R33 R34 GTR-Type RB26DETT Details: Intercooler with the inlet /outlet 80mm OD size In most cases this front mount intercooler is larger and more efficient than the rest. Tabs on bottom and top for easy installation Improved Tube and Fin to increase performance efficiency by 15% over the old bar and plate design Ultra low intercooler pressure drop: 0.5-1psi at 23psi (normal bar and plate intercooler is 2.8- 4 psi at 23 psi) 35% weight reduction compared to bar and plate type intercooler Note: It's the upgrade model, so it not suit the stock pipes.