| 2NUK4 | Filters / Air | — |
| 2NUK5 | Filters / Other | 12 xrefs from BALDWIN, CARQUEST +8 more10 mfgs·24 OEM xrefs |
| 2NUK6 | Filters / Air | 34 xrefs from ACDELCO, BALDWIN +10 more12 mfgs·56 OEM xrefs |
| 2NUK8 | Filters / Air | 8 xrefs from BALDWIN, CARQUEST +5 more7 mfgs·11 OEM xrefs |
| 2NUK9 | Filters / Air | 37 xrefs from ACDELCO, AMSOIL +14 more16 mfgs·66 OEM xrefs |
| 2NUL1 | Filters / Air | 5 xrefs from BALDWIN, FLEETRITE +3 more5 mfgs·3 OEM xrefs |
| 2NUL2 | Filters / Air | 10 xrefs from BALDWIN, CARQUEST +7 more9 mfgs·14 OEM xrefs |
| 2NUL3 | Filters / Air | — |
| 2NUL4 | Filters / Air | — |
| 2NUL5 | Filters / Other | — |
| 2NUL6 | Filters / Other | 22 xrefs from ACDELCO, BALDWIN +14 more16 mfgs·69 OEM xrefs |
| 2NUL7 | Filters / Oil | 27 xrefs from ACDELCO, BALDWIN +13 more15 mfgs·44 OEM xrefs |
| 2NUL8 | Filters / Air | — |
| 2NUL9 | Filters / Other | 32 xrefs from ACDELCO, BALDWIN +17 more19 mfgs·45 OEM xrefs |
| 2NUN1 | Filters / Air | 56 xrefs from ACDELCO, AMSOIL +17 more19 mfgs·116 OEM xrefs |
| 2NUN2 | Filters / Fuel | 9 xrefs from BALDWIN, DONALDSON +4 more6 mfgs·6 OEM xrefs |
| 2NUN3 | Filters / Hydraulic | — |
| 2NUN4 | Filters / Oil | 2 OEM xrefs |
| 2NUN5 | Filters / Oil | 16 xrefs from BALDWIN, CHAMPION +4 more6 mfgs·24 OEM xrefs |
| 2NUN6 | Filters / Oil | 153 xrefs from ACDELCO, BALDWIN +15 more17 mfgs·87 OEM xrefs |
| 2NUN7 | Filters / Oil | — |
| 2NUN8 | Filters / Other | — |
| 2NUP1 | Filters / Air | 12 xrefs from BALDWIN, DONALDSON +6 more8 mfgs·25 OEM xrefs |
| 2NUP2 | Filters / Oil | — |
| 2NUP3 | Filters / Air | 46 xrefs from ACDELCO, BALDWIN +14 more16 mfgs·124 OEM xrefs |
| 2NUP4 | Filters / Hydraulic | — |
| 2NUP5 | Filters / Air | 7 xrefs from BALDWIN, DONALDSON +4 more6 mfgs·32 OEM xrefs |
| 2NUP6 | Filters / Fuel | 4 xrefs from FRAM, HASTINGS +2 more4 mfgs·28 OEM xrefs |
| 2NUP7 | Filters / Air | 128 xrefs from ACDELCO, BALDWIN +16 more18 mfgs·120 OEM xrefs |
| 2NUP8 | Filters / Air | 145 xrefs from ACDELCO, BALDWIN +24 more26 mfgs·489 OEM xrefs |
| 2NUP9 | Filters / Air | 33 xrefs from ACDELCO, BALDWIN +16 more18 mfgs·63 OEM xrefs |
| 2NUR1 | Filters / Other | 3 xrefs from BALDWIN, FLEETRITE +1 more3 mfgs·10 OEM xrefs |
| 2NUR2 | Filters / Other | 42 xrefs from BALDWIN, CHAMPION +12 more14 mfgs·82 OEM xrefs |
| 2NUR3 | Filters / Fuel | 3 xrefs from ACDELCO, HASTINGS +1 more3 mfgs·5 OEM xrefs |
| 2NUR4 | Filters / Fuel | 4 xrefs from CHAMPION, HASTINGS +1 more3 mfgs·3 OEM xrefs |
| 2NUR5 | Filters / Hydraulic | 16 xrefs from ACDELCO, BALDWIN +10 more12 mfgs·14 OEM xrefs |
| 2NUR6 | Filters / Fuel | 4 xrefs from CARQUEST, HASTINGS +1 more3 mfgs |
| 2NUR7 | Filters / Fuel | 78 xrefs from ACDELCO, BALDWIN +22 more24 mfgs·121 OEM xrefs |
| 2NUR8 | Filters / Air | — |
| 2NUR9 | Filters / Other | 18 xrefs from ACDELCO, BALDWIN +9 more11 mfgs·17 OEM xrefs |
| 2NUU1 | Filters / Fuel | — |
| 2NUU2 | Filters / Cabin Air | 10 xrefs from BALDWIN, CARQUEST +8 more10 mfgs·15 OEM xrefs |
| 2NUU3 | Filters / Other | — |
| 2NUU4 | Filters / Air | 7 xrefs from CHAMPION, DONALDSON +3 more5 mfgs |
| 2NUU5 | Filters / Hydraulic | — |
| 2NUU7 | Filters / Fuel | 2 xrefs from DONALDSON, HASTINGS2 mfgs·3 OEM xrefs |
| 2NUU8 | Filters / Other | — |
| 2NUU9 | Filters / Air | — |
| 2NUV1 | Filters / Fuel | — |
| 2NUV2 | Filters / Air | — |
