| WAC70 | Filters / Other | — |
| WAC-70P | Filters / Oil | — |
| WAC-72 | Filters / Oil | 9 xrefs from CARQUEST, GUD +5 more7 mfgs·115 OEM xrefs |
| WAR-28110-R | Filters / Oil | — |
| WB-8263-P | Filters / Fuel | — |
| WBP-718 | Filters / Oil | 67 xrefs from ACDELCO, BALDWIN +12 more14 mfgs·56 OEM xrefs |
| WCC1133PL | Filters / Fuel | 21 xrefs from ACDELCO, BALDWIN +13 more15 mfgs·47 OEM xrefs |
| WCH-33-PL | Filters / Oil | — |
| WCH-803P | Filters / Oil | 17 xrefs from CARQUEST, DONALDSON +9 more11 mfgs·58 OEM xrefs |
| WCH8-PL | Filters / Fuel | 77 xrefs from ACDELCO, BALDWIN +20 more22 mfgs·307 OEM xrefs |
| WCH-8-PLP | Filters / Oil | 77 xrefs from ACDELCO, BALDWIN +20 more22 mfgs·307 OEM xrefs |
| WCS-1133-PL | Filters / Fuel | 24 xrefs from ACDELCO, BALDWIN +13 more15 mfgs·45 OEM xrefs |
| W-CUL | Filters / Oil | — |
| WD-21 | Filters / Fuel | 46 xrefs from ACDELCO, BALDWIN +15 more17 mfgs·291 OEM xrefs |
| W-DF | Filters / Oil | 54 xrefs from ACDELCO, BALDWIN +16 more18 mfgs·337 OEM xrefs |
| WEL-7518-B | Filters / Oil | 47 xrefs from ACDELCO, BALDWIN +12 more14 mfgs·116 OEM xrefs |
| WF-155 | Filters / Fuel | 51 xrefs from ACDELCO, BALDWIN +15 more17 mfgs·65 OEM xrefs |
| WF-21P | Filters / Oil | 126 xrefs from ACDELCO, BALDWIN +24 more26 mfgs·875 OEM xrefs |
| WF-3 | Filters / Oil | — |
| WF-30-P | Filters / Oil | 8 xrefs from BALDWIN, CARQUEST +4 more6 mfgs·141 OEM xrefs |
| WF-31 | Filters / Oil | 22 xrefs from ACDELCO, BALDWIN +7 more9 mfgs·163 OEM xrefs |
| WF-31G | Filters / Oil | 22 xrefs from ACDELCO, BALDWIN +7 more9 mfgs·163 OEM xrefs |
| WF-3P | Filters / Oil | — |
| WF-4 | Filters / Oil | 117 xrefs from ACDELCO, BALDWIN +24 more26 mfgs·789 OEM xrefs |
| WF8300 | Filters / Fuel | — |
| WF-830-O | Filters / Fuel | — |
| WFC-1101-PL | Filters / Fuel | 48 xrefs from ACDELCO, BALDWIN +19 more21 mfgs·120 OEM xrefs |
| WFC-1106-PLP | Filters / Fuel | — |
| WFC-1143-PB | Filters / Fuel | 82 xrefs from ACDELCO, BALDWIN +22 more24 mfgs·192 OEM xrefs |
| WFF-104 | Filters / Fuel | — |
| WFF-104P | Filters / Fuel | — |
| WFF-105 | Filters / Fuel | — |
| WFF-105-P | Filters / Fuel | — |
| WFG238 | Filters / Other | — |
| WFG-2381P | Filters / Oil | — |
| WFP132 | Filters / Other | 77 xrefs from ACDELCO, BALDWIN +17 more19 mfgs·174 OEM xrefs |
| WIH440 | Filters / Other | 27 xrefs from ACDELCO, BALDWIN +13 more15 mfgs·31 OEM xrefs |
| WIH-540 | Filters / Oil | 16 xrefs from CARQUEST, COOPERS +11 more13 mfgs·50 OEM xrefs |
| WIH-540P | Filters / Oil | 30 xrefs from ACDELCO, BALDWIN +17 more19 mfgs·80 OEM xrefs |
| WIH-840 | Filters / Oil | 25 xrefs from ACDELCO, BALDWIN +16 more18 mfgs·54 OEM xrefs |
| WIH-840P | Filters / Oil | 25 xrefs from ACDELCO, BALDWIN +16 more18 mfgs·54 OEM xrefs |
| W-JC | Filters / Oil | 30 xrefs from ACDELCO, BALDWIN +18 more20 mfgs·118 OEM xrefs |
| WJD-344-R | Filters / Fuel | 29 xrefs from ACDELCO, BALDWIN +17 more19 mfgs·62 OEM xrefs |
| WL-500 | Filters / Oil | — |
| WL-72 | Filters / Oil | 27 xrefs from BALDWIN, CARQUEST +8 more10 mfgs·100 OEM xrefs |
| WL-750 | Filters / Oil | 19 xrefs from ACDELCO, CARQUEST +4 more6 mfgs·45 OEM xrefs |
| WLF-516 | Filters / Oil | — |
| WM10082SA | Filters / Air | 33 xrefs from ACDELCO, BALDWIN +16 more18 mfgs·63 OEM xrefs |
| WM10125A | Filters / Air | 31 xrefs from ACDELCO, BALDWIN +17 more19 mfgs·84 OEM xrefs |
| WM411A | Filters / Air | 57 xrefs from ACDELCO, BALDWIN +16 more18 mfgs·214 OEM xrefs |
