CNC milled aluminum adapter for GT25R and GT28R Flange Air GT25R /GT 28R (2-bolt) Adapter flange compressor outlet CNC milled aluminum adapter for GT25R and GT28R Several Garrett turbochargers of the GT25 to GT28 series do not feature a hose connection at the compressor housing but bolt-on flanges. These require an adapter to fit a hose to the compressor housing. The flange is made of aluminum CNC milled. Perfect fit and perfect seal thanks to premium seal ring. Material: aluminum Total dimensions: 41mm (total height), 15mm (socket only) Dimensions cut-out: 40mm (Innen), 51mm (+ groove, hose connection diameter) Hole distance: 75mm Thread: M6 Version: For 2-bolt compressor housings (meist Skyline Versionen) Extras / Features: bolts, seal ring For / Fits: GT25R and GT28R (Druckluft) GT25R, GT2554R, GT25, T25, T25BB GT28R, GT2860R, GT28, T28, T28BB as well as GT2860RS (GT28RS) with GT28R compressor housing