Air filter, Square.
With a Genuine Air Filter you can feel confident that the air going into your engine is clean and the fuel and air mixture is always correct.
A higher quality pleated filter paper features optimal pore size to ensure even the tiniest particles of sand, dust, dirt, soot, pollen and moisture are captured, preventing damage and wear to your engine components.

Engine fitment codes and year range.
ABL, 1.9 T/Diesel, 01/96-06/03
AAC, 2.0, 01/96-07/03
AAB, 2.4 Diesel, 01/96-09/98
AJA, 2.4 Diesel, 04/97-06/03
ACU, 2.5 Petrol 01/96-10-96
AET, 2.5 Petrol, 08/96-06/03
AEU, 2.5 Petrol, 08/96-06/03
APL, 2.5 Petrol, 05/99-06/03
AVT, 2.5 Petrol, 05-99-06/03
ACV, 2.5 TDI, 07/95-07/03
AHY, 2.5 TDI, 05/98-04/01
AUF, 2.5 TDI, 05/98-06/03
AXG, 2.5 TDI, 05/98-06/03
AYC, 2.5 TDI, 05/98-07/03
AYY, 2.5TDI, 09/00-09/03
AJT, 2.5 TDI, 05/98-09/03
AES, 2.8 Petrol, 01/96-05/00
AMV, 2.8 Petrol, 05/00-06/03