What spark plug does a 2025 Tacoma use?
NGK DILZKAR8E7H, gap 0.027 in (0.7 mm), in publication OM04011U. Use an iridium-tipped plug and do not adjust the gap.
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In-depth guide
2025 Toyota Tacoma
2025 Tacoma spark plug is NGK DILZKAR8E7H with a 0.027 in gap. The book says not to adjust that gap.
| Item | Figure |
|---|---|
| Plug | NGK DILZKAR8E7H. Gap 0.027 in (0.7 mm). |
| Tip | Iridium-tipped only. Do not adjust the spark plug gap. |
Source: owner's manual / last verified 2026-10-16 (2025 Tacoma Owner's Manual, publication OM04011U, ignition system (opens in a new tab)).
Difficulty, time, and cost are estimates when this guide gives them. Torque is a cited figure, or it is left off.
Main source: 2025 Tacoma Owner's Manual, publication OM04011U, ignition system (opens in a new tab), Toyota Motor Sales, U.S.A., Inc., published 2026-05-22, read 2026-10-16.
| Item | Figure | Where it comes from |
|---|---|---|
| Plug | NGK DILZKAR8E7H. Gap 0.027 in (0.7 mm). | Ignition system, spark plug |
| Tip | Iridium-tipped only. Do not adjust the spark plug gap. | Ignition system notice |
Publication OM04011U lists NGK DILZKAR8E7H and a gap of 0.027 in (0.7 mm) for the T24A-FTS gas truck.
The notice says to use only iridium-tipped spark plugs and not to adjust the spark plug gap.
Fuel in the same section is unleaded gasoline, octane 87 (research octane number 91) or higher. The tank capacity reference is 18.2 gal (69.0 L, 15.2 Imp. gal.). No firing order is printed next to this plug, so this page does not draw one.
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Part
NGK DILZKAR8E7H
Spark plug in the 2025 Tacoma gas book. Gap 0.027 in (0.7 mm). Do not adjust the gap.
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NGK DILZKAR8E7H, gap 0.027 in (0.7 mm), in publication OM04011U. Use an iridium-tipped plug and do not adjust the gap.
Not in the ignition specification that was read.
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Same repair, different model year. Use the page that matches the truck or car in the driveway. A figure on one year is not a figure for the next.
These guides cover the same kind of work. Their numbers belong to those vehicles, not to this one.
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