| L421 | Filters / Other | 70 xrefs from BALDWIN, COOPERS +9 more11 mfgs·210 OEM xrefs |
| L422 | Filters / Other | 58 xrefs from BALDWIN, BOSCH +11 more13 mfgs·235 OEM xrefs |
| L423 | Filters / Other | 4 xrefs from BALDWIN, FRAM +2 more4 mfgs·11 OEM xrefs |
| L424 | Filters / Other | 6 xrefs from BALDWIN, DONALDSON +2 more4 mfgs·15 OEM xrefs |
| L428 | Filters / Other | 5 xrefs from BALDWIN, DONALDSON +1 more3 mfgs·9 OEM xrefs |
| L43 | Filters / Other | 84 xrefs from AUTOLITE, BECK/ARNLEY +22 more24 mfgs·367 OEM xrefs |
| L44 | Filters / Other | 8 xrefs from BALDWIN, DONALDSON +5 more7 mfgs·31 OEM xrefs |
| L45 | Filters / Other | 6 xrefs from BALDWIN, DONALDSON +4 more6 mfgs·13 OEM xrefs |
| L47 | Filters / Other | 51 xrefs from BOSCH, COOPERS +15 more17 mfgs·169 OEM xrefs |
| L48 | Filters / Other | 32 xrefs from BOSCH, CHAMPION +14 more16 mfgs·127 OEM xrefs |
| L49 | Filters / Other | 13 xrefs from BALDWIN, CARQUEST +6 more8 mfgs·30 OEM xrefs |
| L5 | Filters / Other | 9 xrefs from BALDWIN, CARQUEST +6 more8 mfgs·35 OEM xrefs |
| L50 | Filters / Other | 19 OEM xrefs |
| L507 | Filters / Other | 41 xrefs from BALDWIN, BOSCH +18 more20 mfgs·167 OEM xrefs |
| L508 | Filters / Other | 13 OEM xrefs |
| L510 | Filters / Other | 42 xrefs from BALDWIN, BOSCH +14 more16 mfgs·175 OEM xrefs |
| L512 | Filters / Other | 80 xrefs from BALDWIN, BOSCH +25 more27 mfgs·396 OEM xrefs |
| L519 | Filters / Other | 8 xrefs from BECK/ARNLEY, CARQUEST +4 more6 mfgs·32 OEM xrefs |
| L52 | Filters / Other | 18 xrefs from BALDWIN, BOSCH +10 more12 mfgs·70 OEM xrefs |
| L520 | Filters / Other | 21 xrefs from BALDWIN, BECK/ARNLEY +10 more12 mfgs·73 OEM xrefs |
| L521 | Filters / Other | 84 xrefs from AUTOLITE, BECK/ARNLEY +22 more24 mfgs·367 OEM xrefs |
| L523 | Filters / Other | 46 xrefs from BALDWIN, BECK/ARNLEY +16 more18 mfgs·256 OEM xrefs |
| L525 | Filters / Other | 46 xrefs from BALDWIN, BECK/ARNLEY +16 more18 mfgs·256 OEM xrefs |
| L528 | Filters / Other | 98 xrefs from AMSOIL, BALDWIN +25 more27 mfgs·456 OEM xrefs |
| L529 | Filters / Other | 84 xrefs from AUTOLITE, BECK/ARNLEY +22 more24 mfgs·367 OEM xrefs |
| L530 | Filters / Other | 72 xrefs from AMSOIL, BALDWIN +21 more23 mfgs·389 OEM xrefs |
| L531 | Filters / Other | 79 xrefs from BOSCH, CHAMPION +17 more19 mfgs·336 OEM xrefs |
| L532 | Filters / Other | 53 xrefs from BALDWIN, BOSCH +17 more19 mfgs·327 OEM xrefs |
| L534 | Filters / Other | 33 xrefs from BALDWIN, BOSCH +17 more19 mfgs·108 OEM xrefs |
| L539 | Filters / Other | 89 xrefs from AUTOLITE, BALDWIN +23 more25 mfgs·409 OEM xrefs |
| L54 | Filters / Other | 40 xrefs from BALDWIN, BOSCH +17 more19 mfgs·184 OEM xrefs |
| L541 | Filters / Other | 10 xrefs from BALDWIN, COOPERS +8 more10 mfgs·47 OEM xrefs |
| L542 | Filters / Other | 10 xrefs from BALDWIN, BECK/ARNLEY +6 more8 mfgs·43 OEM xrefs |
| L543 | Filters / Other | 12 xrefs from BECK/ARNLEY, BOSCH +7 more9 mfgs·41 OEM xrefs |
| L546 | Filters / Other | 18 xrefs from BALDWIN, BECK/ARNLEY +10 more12 mfgs·56 OEM xrefs |
| L547 | Filters / Other | 23 xrefs from BALDWIN, BOSCH +10 more12 mfgs·135 OEM xrefs |
| L548 | Filters / Other | 23 xrefs from BALDWIN, BOSCH +10 more12 mfgs·135 OEM xrefs |
| L549 | Filters / Other | 8 xrefs from ACDELCO, BECK/ARNLEY +4 more6 mfgs·33 OEM xrefs |
| L55 | Filters / Other | 79 xrefs from BALDWIN, BOSCH +24 more26 mfgs·601 OEM xrefs |
| L550 | Filters / Other | 30 xrefs from AMSOIL, BALDWIN +15 more17 mfgs·165 OEM xrefs |
| L551 | Filters / Other | 53 xrefs from ACDELCO, AMSOIL +18 more20 mfgs·270 OEM xrefs |
| L552 | Filters / Other | 9 xrefs from BALDWIN, DONALDSON +6 more8 mfgs·85 OEM xrefs |
| L553 | Filters / Other | 19 xrefs from AMSOIL, BALDWIN +14 more16 mfgs·105 OEM xrefs |
| L554 | Filters / Other | 26 xrefs from ACDELCO, AMSOIL +17 more19 mfgs·101 OEM xrefs |
| L559 | Filters / Other | 41 xrefs from BALDWIN, BOSCH +18 more20 mfgs·167 OEM xrefs |
| L56 | Filters / Other | 24 xrefs from BALDWIN, DONALDSON +8 more10 mfgs·83 OEM xrefs |
| L566 | Filters / Other | 13 xrefs from AMSOIL, BALDWIN +9 more11 mfgs·94 OEM xrefs |
| L569 | Filters / Other | 14 xrefs from BALDWIN, DONALDSON +10 more12 mfgs·104 OEM xrefs |
| L57 | Filters / Other | 21 xrefs from BALDWIN, CARQUEST +12 more14 mfgs·29 OEM xrefs |
| L570 | Filters / Other | 21 xrefs from BALDWIN, CARQUEST +16 more18 mfgs·104 OEM xrefs |
