| EFA 502 | Filters / Other | 16 xrefs from ACDELCO, BOSCH +8 more10 mfgs·28 OEM xrefs |
| EFA 511 | Filters / Other | 25 xrefs from ACDELCO, BOSCH +13 more15 mfgs·50 OEM xrefs |
| EFA 512 | Filters / Other | 16 xrefs from ACDELCO, BOSCH +10 more12 mfgs·41 OEM xrefs |
| EFA 513 | Filters / Other | 16 xrefs from ACDELCO, BOSCH +10 more12 mfgs·62 OEM xrefs |
| EFA 516 | Filters / Other | 34 xrefs from BALDWIN, BECK/ARNLEY +13 more15 mfgs·128 OEM xrefs |
| EFA 517 | Filters / Other | 12 xrefs from ACDELCO, BOSCH +8 more10 mfgs·30 OEM xrefs |
| EFA 518 | Filters / Other | 10 xrefs from ACDELCO, BOSCH +7 more9 mfgs·23 OEM xrefs |
| EFA52 | Filters / Air | — |
| EFA 520 | Filters / Other | 34 xrefs from BALDWIN, BECK/ARNLEY +13 more15 mfgs·128 OEM xrefs |
| EFA 522 | Filters / Other | 16 xrefs from BOSCH, CHAMPION +10 more12 mfgs·55 OEM xrefs |
| EFA523 | Filters / Air | 127 xrefs from ACDELCO, AMSOIL +32 more34 mfgs·374 OEM xrefs |
| EFA 524 | Filters / Other | 18 xrefs from ACDELCO, BOSCH +13 more15 mfgs·39 OEM xrefs |
| EFA528 | Filters / Air | 143 xrefs from ACDELCO, AMSOIL +33 more35 mfgs·459 OEM xrefs |
| EFA 530 | Filters / Other | 30 xrefs from ACDELCO, BOSCH +14 more16 mfgs·92 OEM xrefs |
| EFA 532 | Filters / Other | 29 xrefs from ACDELCO, BOSCH +14 more16 mfgs·64 OEM xrefs |
| EFA535 | Filters / Air | 79 xrefs from ACDELCO, AMSOIL +32 more34 mfgs·300 OEM xrefs |
| EFA 537 | Filters / Other | 17 xrefs from ACDELCO, BOSCH +11 more13 mfgs·42 OEM xrefs |
| EFA 541 | Filters / Other | 11 xrefs from ACDELCO, BOSCH +8 more10 mfgs·25 OEM xrefs |
| EFA 542 | Filters / Other | 21 xrefs from ACDELCO, BOSCH +12 more14 mfgs·44 OEM xrefs |
| EFA 543 | Filters / Other | 18 xrefs from BECK/ARNLEY, BOSCH +13 more15 mfgs·52 OEM xrefs |
| EFA 546 | Filters / Other | 34 xrefs from BALDWIN, BOSCH +12 more14 mfgs·165 OEM xrefs |
| EFA 550 | Filters / Other | 23 xrefs from ACDELCO, BOSCH +13 more15 mfgs·57 OEM xrefs |
| EFA551 | Filters / Air | 44 xrefs from ACDELCO, AMSOIL +27 more29 mfgs·106 OEM xrefs |
| EFA 553 | Filters / Other | 22 xrefs from ACDELCO, BOSCH +12 more14 mfgs·58 OEM xrefs |
| EFA 556 | Filters / Other | 34 xrefs from BOSCH, CARQUEST +13 more15 mfgs·105 OEM xrefs |
| EFA 557 | Filters / Other | 34 xrefs from BOSCH, CARQUEST +13 more15 mfgs·105 OEM xrefs |
| EFA 559 | Filters / Other | 39 xrefs from ACDELCO, BOSCH +14 more16 mfgs·112 OEM xrefs |
| EFA 56 | Filters / Other | 11 xrefs from ACDELCO, BOSCH +9 more11 mfgs·32 OEM xrefs |
| EFA 560 | Filters / Other | 21 xrefs from ACDELCO, BOSCH +12 more14 mfgs·48 OEM xrefs |
| EFA562 | Filters / Air | 54 xrefs from ACDELCO, AMSOIL +27 more29 mfgs·158 OEM xrefs |
| EFA 568 | Filters / Other | 19 xrefs from ACDELCO, BOSCH +13 more15 mfgs·29 OEM xrefs |
| EFA 569 | Filters / Other | 22 xrefs from BALDWIN, BECK/ARNLEY +15 more17 mfgs·71 OEM xrefs |
| EFA 572 | Filters / Other | 18 xrefs from ACDELCO, BOSCH +10 more12 mfgs·44 OEM xrefs |
| EFA 577 | Filters / Other | 17 xrefs from ACDELCO, BOSCH +11 more13 mfgs·41 OEM xrefs |
| EFA 579 | Filters / Other | 18 xrefs from ACDELCO, BOSCH +11 more13 mfgs·53 OEM xrefs |
| EFA580 | Filters / Air | 178 xrefs from ACDELCO, AMSOIL +32 more34 mfgs·575 OEM xrefs |
| EFA 581 | Filters / Other | 15 xrefs from ACDELCO, BOSCH +12 more14 mfgs·32 OEM xrefs |
| EFA 582 | Filters / Other | 22 xrefs from ACDELCO, BOSCH +14 more16 mfgs·50 OEM xrefs |
| EFA 583 | Filters / Other | 24 xrefs from ACDELCO, BOSCH +14 more16 mfgs·51 OEM xrefs |
| EFA 584 | Filters / Other | 14 xrefs from ACDELCO, BOSCH +9 more11 mfgs·31 OEM xrefs |
| EFA 585 | Filters / Other | 19 xrefs from ACDELCO, BOSCH +11 more13 mfgs·70 OEM xrefs |
| EFA 586 | Filters / Other | 16 xrefs from ACDELCO, BOSCH +11 more13 mfgs·40 OEM xrefs |
| EFA 587 | Filters / Other | 18 xrefs from ACDELCO, BOSCH +11 more13 mfgs·56 OEM xrefs |
| EFA60 | Filters / Air | 111 xrefs from ACDELCO, BALDWIN +24 more26 mfgs·227 OEM xrefs |
| EFA 600 | Filters / Other | 26 xrefs from ACDELCO, BOSCH +14 more16 mfgs·68 OEM xrefs |
| EFA 601 | Filters / Other | 35 xrefs from BALDWIN, BECK/ARNLEY +18 more20 mfgs·89 OEM xrefs |
| EFA61 | Filters / Air | — |
| EFA610 | Filters / Air | — |
| EFA62 | Filters / Air | 11 xrefs from BECK/ARNLEY, BOSCH +6 more8 mfgs·42 OEM xrefs |
| EFA63 | Filters / Air | 111 xrefs from ACDELCO, AMSOIL +29 more31 mfgs·288 OEM xrefs |
