1989–1995 Lexus LS 2.5L Spark Plugs
Catalog-listed plug, cross-brand equivalents, gap, and where to buy for the 1989–1995 Lexus LS 2.5L.
Listed in a manufacturer plug catalog — confirm against your owner's manual before buying.
The Denso IK20 is a 14mm thread, 19mm reach, gasket seat, heat range 20, iridium electrode spark plug. These specifications are decoded from the Denso part number and determine which plugs it safely cross-references to — a valid equivalent must match the thread, reach, seat and heat range.
Spark plugs that fit the 1989–1995 Lexus LS 2.5L
| Plug | Metal | Gap | Buy |
|---|---|---|---|
| Denso IK20 | Iridium | — | Buy |
| Denso IK20TT | Iridium | — | Buy |
| Denso VK20 | Iridium | — | Buy |
| Denso IKBH20TT | Iridium | — | Buy |
| Denso VFKBH20 | Iridium | — | Buy |
| Denso PK20R11 | Double Platinum | — | Buy |
| Denso K20TT | Copper | — | Buy |
Frequently asked questions
What spark plug does a 1989–1995 Lexus LS 2.5L use?
A manufacturer catalog lists the Denso IK20 (Iridium), gapped at the factory spec. Listed in a manufacturer plug catalog — confirm against your owner's manual before buying.
How many spark plugs does a 1989–1995 Lexus LS 2.5L need?
Check your owner's manual for the exact count for this engine.
What is the spark plug gap for a 1989–1995 Lexus LS 2.5L?
See the underhood emissions label — always confirm against the label or manual before installing.
Affiliate disclosure: As an Amazon Associate and affiliate partner we earn from qualifying purchases. Always confirm fitment against your owner's manual or the manufacturer catalog before buying.