| N1800 | Filters / Other | 4 xrefs from BALDWIN, DONALDSON +1 more3 mfgs·8 OEM xrefs |
| N1801 | Filters / Air | 22 xrefs from ACDELCO, AMSOIL +14 more16 mfgs·28 OEM xrefs |
| N1802 | Filters / Air | 7 xrefs from BALDWIN, DONALDSON +3 more5 mfgs·25 OEM xrefs |
| N1805 | Filters / Air | 14 xrefs from BALDWIN, CHAMPION +7 more9 mfgs·20 OEM xrefs |
| N1806 | Filters / Air | 2 xrefs from BALDWIN, PUROLATOR2 mfgs·17 OEM xrefs |
| N1812 | Filters / Other | 3 xrefs from BALDWIN, FRAM +1 more3 mfgs·10 OEM xrefs |
| N1825 | Filters / Air | 16 xrefs from ACDELCO, BALDWIN +11 more13 mfgs·29 OEM xrefs |
| N1831 | Filters / Air | 44 xrefs from ACDELCO, BALDWIN +14 more16 mfgs·85 OEM xrefs |
| N1850 | Filters / Air | 23 xrefs from ACDELCO, BALDWIN +8 more10 mfgs·48 OEM xrefs |
| N1852 | Filters / Air | 13 xrefs from ACDELCO, BALDWIN +7 more9 mfgs·28 OEM xrefs |
| N1883 | Filters / Air | 33 xrefs from ACDELCO, BALDWIN +13 more15 mfgs·45 OEM xrefs |
| N1888 | Filters / Air | 12 xrefs from BALDWIN, DONALDSON +7 more9 mfgs·16 OEM xrefs |
| N2003 | Filters / Hydraulic | 52 xrefs from ACDELCO, BALDWIN +15 more17 mfgs·43 OEM xrefs |
| N2008A | Filters / Air | 66 xrefs from ACDELCO, AMSOIL +25 more27 mfgs·330 OEM xrefs |
| N2011 | Filters / Air | 14 xrefs from BALDWIN, CHAMPION +8 more10 mfgs·49 OEM xrefs |
| N2021 | Filters / Air | 44 xrefs from BALDWIN, COOPERS +7 more9 mfgs·117 OEM xrefs |
| N2032 | Filters / Other | 13 xrefs from BALDWIN, DONALDSON +6 more8 mfgs·15 OEM xrefs |
| N2033 | Filters / Air | 32 xrefs from ACDELCO, BALDWIN +17 more19 mfgs·74 OEM xrefs |
| N2040 | Filters / Air | 14 xrefs from BALDWIN, COOPERS +8 more10 mfgs·16 OEM xrefs |
| N2051A | Filters / Air | 133 xrefs from ACDELCO, AMSOIL +32 more34 mfgs·504 OEM xrefs |
| N2052A | Filters / Air | 27 xrefs from ACDELCO, AMSOIL +15 more17 mfgs·98 OEM xrefs |
| N2061A | Filters / Air | 16 xrefs from BALDWIN, DONALDSON +6 more8 mfgs·105 OEM xrefs |
| N2062 | Filters / Air | 29 xrefs from BALDWIN, COOPERS +9 more11 mfgs·78 OEM xrefs |
| N2070 | Filters / Air | 17 xrefs from DONALDSON, FLEETGUARD +6 more8 mfgs·33 OEM xrefs |
| N2072 | Filters / Air | 48 xrefs from ACDELCO, BALDWIN +11 more13 mfgs·59 OEM xrefs |
| N2075 | Filters / Air | 19 xrefs from ACDELCO, BALDWIN +11 more13 mfgs·27 OEM xrefs |
| N2079 | Filters / Air | 58 xrefs from BOSCH, COOPERS +13 more15 mfgs·136 OEM xrefs |
| N2082 | Filters / Air | 48 xrefs from ACDELCO, BALDWIN +11 more13 mfgs·59 OEM xrefs |
| N2085 | Filters / Air | 34 xrefs from ACDELCO, BALDWIN +15 more17 mfgs·66 OEM xrefs |
| N2087 | Filters / Air | 10 xrefs from DONALDSON, FRAM2 mfgs·17 OEM xrefs |
| N2090 | Filters / Air | 12 xrefs from BALDWIN, DONALDSON +6 more8 mfgs·26 OEM xrefs |
| N2091A | Filters / Air | 21 xrefs from AMSOIL, BALDWIN +15 more17 mfgs·145 OEM xrefs |
| N2093 | Filters / Air | 24 xrefs from ACDELCO, BALDWIN +13 more15 mfgs·36 OEM xrefs |
| N2095 | Filters / Air | 20 xrefs from COOPERS, DONALDSON +6 more8 mfgs·20 OEM xrefs |
| N2106 | Filters / Other | 8 OEM xrefs |
| N2107 | Filters / Other | 1 xrefs from CARQUEST1 mfg·9 OEM xrefs |
| N2431 | Filters / Air | 39 xrefs from ACDELCO, BALDWIN +20 more22 mfgs·93 OEM xrefs |
| N2475 | Filters / Air | 145 xrefs from ACDELCO, BALDWIN +24 more26 mfgs·489 OEM xrefs |
| N2505 | Filters / Air | 2 xrefs from BALDWIN, PUROLATOR2 mfgs·17 OEM xrefs |
| N2515 | Filters / Air | 27 xrefs from BALDWIN, BOSCH +12 more14 mfgs·53 OEM xrefs |
| N2520 | Filters / Air | 74 xrefs from ACDELCO, BALDWIN +17 more19 mfgs·148 OEM xrefs |
| N2530 | Filters / Air | 23 xrefs from BALDWIN, CHAMPION +8 more10 mfgs·48 OEM xrefs |
| N2533 | Filters / Air | 29 xrefs from ACDELCO, BALDWIN +12 more14 mfgs·28 OEM xrefs |
| N2555 | Filters / Air | — |
| N2581 | Filters / Air | 47 xrefs from BOSCH, DONALDSON +10 more12 mfgs·79 OEM xrefs |
| N2585 | Filters / Air | 16 xrefs from ACDELCO, BALDWIN +10 more12 mfgs·27 OEM xrefs |
| N2587 | Filters / Other | 46 xrefs from ACDELCO, BALDWIN +14 more16 mfgs·124 OEM xrefs |
| N2595 | Filters / Air | 65 xrefs from ACDELCO, BALDWIN +17 more19 mfgs·97 OEM xrefs |
| N2740 | Filters / Air | 16 xrefs from BALDWIN, CHAMPION +9 more11 mfgs·22 OEM xrefs |
| N2750 | Filters / Air | 189 xrefs from ACDELCO, BALDWIN +22 more24 mfgs·734 OEM xrefs |
