Regardless of the angle or offset diameter of an air intake, there is probably a K& N Universal air filter for your equipment. K& N universal air filters are washable and reusable.
Year
Make
Model
Notes
1972 - 1974
BMW
2002
High-Flow Original Lifetime Universal Clamp-On Air Filter
1979
Fiat
128
High-Flow Original Lifetime Universal Clamp-On Air Filter
1967 - 1968
Volkswagen
Beetle
High-Flow Original Lifetime Universal Clamp-On Air Filter
1969 - 1974
Volkswagen
Beetle
With Solex PIC/PICT Carburetor; High-Flow Original Lifetime Universal Clamp-On Air Filter
1971
Volkswagen
Transporter
High-Flow Original Lifetime Universal Clamp-On Air Filter
1972 - 1974
Volkswagen
Transporter
With Solex PIC/PICT Carburetor; High-Flow Original Lifetime Universal Clamp-On Air Filter