Application: for Audi A4 A6 Quattro VW PASSAT 1.8T AEB/ANB/APU/AWT Upgrade for Audi A4 1.8T AEB/ANB/APU/AWT20v/AVJ 1995 - 1999 for Audi A4 Quattro 1.8T AEB/ANB/APU/AWT/AVJ/BEX 1999 - for Audi A4 Upgrade 1.8T 1995 - for Audi A6 1.8T AEB/ANB/APU/AWT 1997 - 1999 for Audi A6 Quattro 1.8T AEB/ANB/APU/AWT 1999 - for VW Passat 1.8T AEB/ANB/APU/AWT 1999 - for VW Passat 1.8T upgrade 1999 - Interchange Part Number: 53039880005, 53039700005, 53039880013, 53039700013, 53039880029, 53039700029, 53039880025, 53039700025, 53039880073, 53039700073, 53049880015, 5304-988-0015, 5304 988 0015, 53049700015, 5304-970-0015,5304 970 0015, 058145703L, 058145703LX, 058145703LV, 058145703J, 058145703JX, 058145703JV, 058145703K, 058145703KX, 058145703KV 058145703N,058145703NX , 058145703NV, 058145703Q，058145703QX,058145703QV 058145703B, 058145703C, 058145703D 058145703E, 058145703H, Specification: Compressor : Wheel Diameter: 50/37.5 mm Trim: 56 Compressor Inlet: 44.5 mm Compressor Outlet: 50 mm Blades: 4 x 4