Application: for audi a3 upgraded engine ft 190 4eb 4ea 4ec 1996-2009 for audi tt upgraded engine ft 190 4eb 4ea 4ec 1996-2009 for ford transit iv 2.5 Td engine ft 190 4eb 4ea 4ec 1991- for volkswagen beetle seat ibiza upgraded engine ft 190 4eb 4ea 4ec 1996-2009 for audi a3 upgraded 1.8L p aum 96 For audi a3 1.8L p 96 99 For audi a3 1.8T 1.8L p arz app auq 00 For audi tt 1.8T 1.8L p app aum auq ary 99 For audi a4 1.8T 1.8L p avj 01 For vw beetle 1.8T 1.8L p aum awu awv bkf bnu 00 For vw bora sport 1.8T 1.8L p aum awu auq 02 For vw golf gti 1.8L p aum awu auq 00 For seat leon 1.8T 1.8L p ajq 00 For seat leon cupra 1.8L p ary 02 For skoda octavia 1.8T 1.8L p auq 02 For skoda superb 1.8T 1.8L p auq 02 *Important notice: 1.This is an upgraded k04 turbo for k03-053 & k03 -052.Do not for k04-022. 2.K04 -001 turbo is different from k03-052 k03-053 1 some modification are needed compressor intake size is bigger than k03-052 or k03-053 k03-052 k03-053 compressor intake size is 45mm k04-001 compressor intake size is 48.7Mm 2 silicone hose may need for k04-001 compressor intake connection. 3.Make sure your oe number is correct for k04-001 k03-052 and k03-053 oe part number: k04-001 part number oe number: 53049500001 5304-950-0001 5304 950 0001 53049887501 5304-988-7501 5304 988 7501 53049880001 5304-988-0001 5304 988 0001 53049700015 5304-970-0015 5304 970 0015 06a-145-705hp 06a145705hp specification: turbo model: k04-001 engine model: 1.8L-5v engine code: ajq app aum a... Brand: Maxpeedingrods Size: [29CM*27CM*24CM]