| IK20G | Ignition / Spark Plugs | 1 xrefs from DENSO1 mfg |
| ILFR5B11 | Ignition / Spark Plugs | — |
| ILFR5T11 | Ignition / Spark Plugs | 2 xrefs from DENSO1 mfg |
| ILFR6A | Ignition / Spark Plugs | — |
| ILFR6B | Ignition / Spark Plugs | 1 xrefs from BOSCH1 mfg |
| ILFR6G-E | Ignition / Spark Plugs | 2 xrefs from BOSCH1 mfg |
| ILFR6J-11K | Ignition / Spark Plugs | 2 xrefs from DENSO1 mfg |
| ILFR6T11 | Ignition / Spark Plugs | 5 xrefs from BOSCH, DENSO2 mfgs |
| ILKAR7B11 | Ignition / Spark Plugs | 7 xrefs from ACDELCO, AUTOLITE +2 more4 mfgs |
| ILKAR7L11 | Ignition / Spark Plugs | — |
| ILKAR8H6 | Ignition / Spark Plugs | 1 xrefs from DENSO1 mfg |
| ILKR7B8 | Ignition / Spark Plugs | 4 xrefs from CHAMPION, DENSO2 mfgs |
| ILTR5B11 | Ignition / Spark Plugs | 2 xrefs from ACDELCO1 mfg |
| ILTR5C11 | Ignition / Spark Plugs | 7 xrefs from ACDELCO, BOSCH2 mfgs |
| ILTR5D | Ignition / Spark Plugs | — |
| ILTR5E11 | Ignition / Spark Plugs | 2 xrefs from CHAMPION1 mfg |
| ILTR5K13 | Ignition / Spark Plugs | 6 xrefs from ACDELCO, BOSCH +1 more3 mfgs·1 OEM xrefs |
| ILTR5L11 | Ignition / Spark Plugs | — |
| ILTR5M9G | Ignition / Spark Plugs | — |
| ILTR6A-13G | Ignition / Spark Plugs | 1 xrefs from MOTORCRAFT1 mfg |
| ILTR6A-8G | Ignition / Spark Plugs | 2 xrefs from BOSCH1 mfg |
| ILTR6E11 | Ignition / Spark Plugs | 8 xrefs from ACDELCO, BOSCH +1 more3 mfgs |
| ILTR6F9 | Ignition / Spark Plugs | 1 xrefs from MOTORCRAFT1 mfg |
| ILTR6G8G | Ignition / Spark Plugs | 2 xrefs from MOTORCRAFT1 mfg |
| ILTR6H8G | Ignition / Spark Plugs | 4 xrefs from DENSO, MOTORCRAFT2 mfgs |
| ILTR6M9G | Ignition / Spark Plugs | — |
| ILZFR6D11 | Ignition / Spark Plugs | — |
| ILZKAR7A10 | Ignition / Spark Plugs | 1 xrefs from AUTOLITE1 mfg |
| ILZKAR7E11S | Ignition / Spark Plugs | — |
| ILZKBR7B8DG | Ignition / Spark Plugs | 1 xrefs from DENSO1 mfg·2 OEM xrefs |
| ILZKR7B-11S | Ignition / Spark Plugs | 4 xrefs from BOSCH, DENSO2 mfgs |
| IMR8C-9H | Ignition / Spark Plugs | 3 xrefs from DENSO1 mfg |
| IMR9A-9H | Ignition / Spark Plugs | 1 xrefs from DENSO1 mfg |
| IMR9B-9H | Ignition / Spark Plugs | 2 xrefs from DENSO1 mfg |
| IMR9C-9H | Ignition / Spark Plugs | 4 xrefs from DENSO1 mfg |
| IMR9C-9HES | Ignition / Spark Plugs | 2 xrefs from DENSO1 mfg |
| ITR4A15 | Ignition / Spark Plugs | 5 xrefs from ACDELCO1 mfg |
| ITR5H13 | Ignition / Spark Plugs | 16 xrefs from ACDELCO, BOSCH +2 more4 mfgs |
| ITR6F13 | Ignition / Spark Plugs | 8 xrefs from BOSCH, MOTORCRAFT2 mfgs |
| ITR6G9 | Ignition / Spark Plugs | — |
| IXEH20ETT | Ignition / Spark Plugs | 1 xrefs from DENSO1 mfg |
| IXUH22 | Ignition / Spark Plugs | 1 xrefs from DENSO1 mfg |
| IZFR5K11 | Ignition / Spark Plugs | 9 xrefs from ACDELCO, BOSCH +2 more4 mfgs |
| IZFR6F11 | Ignition / Spark Plugs | 5 xrefs from BOSCH, DENSO2 mfgs |
| IZFR6H11 | Ignition / Spark Plugs | 1 xrefs from BOSCH1 mfg |
| IZFR6K11 | Ignition / Spark Plugs | 10 xrefs from BOSCH, CHAMPION +1 more3 mfgs |
| IZFR6K-11S | Ignition / Spark Plugs | 4 xrefs from CHAMPION, DENSO2 mfgs |
| IZFR6K13 | Ignition / Spark Plugs | 4 xrefs from BOSCH, CHAMPION2 mfgs |
| IZFR6N-E | Ignition / Spark Plugs | 11 xrefs from CHAMPION1 mfg |
| IZKR7B | Ignition / Spark Plugs | 1 xrefs from CHAMPION1 mfg |
