INFINITI Spark Plugs
Spark plugs we carry that the parts catalog lists for INFINITI cars and trucks, by model, engine and year. Click a plug to see its pack sizes, or pick your exact vehicle in the finder on any plug page.
Models: FX35 · FX45 · G20 · G35 · I30 · I35 · M35 · M45 · Q45 · QX4 · QX56
INFINITI FX35 spark plugs
| Engine | Years | Plug |
|---|---|---|
| 3.5L V6 GAS DOHC | 2003 | Denso 3421 |
| 3.5L V6 GAS DOHC | 2004–2008 | Denso 3417 |
| 3.5L V6 GAS DOHC | 2004–2008 | Denso 4703 |
INFINITI FX45 spark plugs
| Engine | Years | Plug |
|---|---|---|
| 4.5L V8 GAS DOHC | 2003–2008 | Denso 3417 |
| 4.5L V8 GAS DOHC | 2003–2008 | Denso 4703 |
INFINITI G20 spark plugs
| Engine | Years | Plug |
|---|---|---|
| 2.0L l4 GAS DOHC | 1999 | Denso 5303 |
INFINITI G35 spark plugs
| Engine | Years | Plug |
|---|---|---|
| 3.5L V6 GAS DOHC | 2003–2007 | Denso 3417 |
| 3.5L V6 GAS DOHC | 2003–2007 | Denso 4703 |
INFINITI I30 spark plugs
| Engine | Years | Plug |
|---|---|---|
| 3.0L V6 GAS DOHC | 1996–1999 | Denso 5303 |
INFINITI I35 spark plugs
| Engine | Years | Plug |
|---|---|---|
| 3.5L V6 GAS DOHC | 2002–2004 | Denso 3417 |
| 3.5L V6 GAS DOHC | 2002–2004 | Denso 4703 |
INFINITI M35 spark plugs
| Engine | Years | Plug |
|---|---|---|
| 3.5L V6 GAS DOHC | 2006–2008 | Denso 3417 |
| 3.5L V6 GAS DOHC | 2006–2008 | Denso 4703 |
INFINITI M45 spark plugs
| Engine | Years | Plug |
|---|---|---|
| 4.5L V8 GAS DOHC | 2003–2004, 2006–2010 | Denso 3417 |
| 4.5L V8 GAS DOHC | 2003–2004, 2006–2010 | Denso 4703 |
INFINITI Q45 spark plugs
| Engine | Years | Plug |
|---|---|---|
| 4.1L V8 GAS DOHC | 1997, 1999 | Denso 5303 |
| 4.5L V8 GAS DOHC | 2002–2006 | Denso 3417 |
| 4.5L V8 GAS DOHC | 2002–2005 | Denso 4703 |
INFINITI QX4 spark plugs
| Engine | Years | Plug |
|---|---|---|
| 3.3L V6 GAS SOHC | 2000 | Denso 5303 |
| 3.5L V6 GAS DOHC | 2001–2003 | Denso 3417 |
| 3.5L V6 GAS DOHC | 2001–2003 | Denso 4703 |
INFINITI QX56 spark plugs
| Engine | Years | Plug |
|---|---|---|
| 5.6L V8 GAS DOHC | 2004, 2006 | Denso 3417 |
| 5.6L V8 GAS DOHC | 2004, 2006–2010 | Denso 4703 |
| 5.6L V8 GAS DOHC | 2005 | Denso 3421 |
Always check the number on your old part or your owner's manual before ordering. If anything doesn't match, email us the number on your old part and we'll help.