These Toyota filters are washable and reusable and are custom designed to fit into your existing factory Hilux air box. Their drop-in design means adding performance is simple. With most vehicles you simply remove the disposable air filter and replace it with a K&N.

Part E-9270 Product Specifications
Product Style: Round Air Filter
Height: 5.905 in (150 mm)
Inner Wire: No
Inside Diameter: 4.646 in (118 mm)
Outside Diameter: 7.362 in (187 mm)
Top Style: Open
Weight: 1 lb (0.5 kg)

E-9270 Cross Reference
Baldwin PA2214
Beck/Arnley 0421488
Carquest 88162
Carquest BA4645
Carquest DW88162
DuraMAX DA7816
Eco Gard XA4645
Fram CA6690
Hastings AF977
Mobil MA4645
Purepro A4645
Ryco A1335
Service Champ AF4645
Service Pro MA4645
STP SA7819
Toyota 1780108010
Valvoline VA96
Warner WAF7816
Wesfil WA1022
WIX 46162

K&N E-9270 fits the following:
1997 Toyota 4 Runner 3.0L V6 Diesel
1996 Toyota 4 Runner 3.0L V6 Diesel
1995 Toyota 4 Runner 3.0L V6 Diesel
1994 Toyota 4 Runner 3.0L V6 Diesel
1993 Toyota 4 Runner 3.0L V6 Diesel