Suzuki Esteem 1.0L Spark Plugs

Catalog-listed plug, cross-brand equivalents, gap, and where to buy for the Suzuki Esteem 1.0L.

Denso · Catalog-Listed
IW20
MetalIridium
Gap—

Listed in a manufacturer plug catalog — confirm against your owner's manual before buying.

The Denso IW20 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 Suzuki Esteem 1.0L

PlugMetalGapBuy
Denso IW20 Iridium— Buy
Denso W20EPR-U Copper— Buy
Denso W20TT Copper— Buy

Frequently asked questions

What spark plug does a Suzuki Esteem 1.0L use?
A manufacturer catalog lists the Denso IW20 (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 Suzuki Esteem 1.0L need?
Check your owner's manual for the exact count for this engine.

What is the spark plug gap for a Suzuki Esteem 1.0L?
See the underhood emissions label — always confirm against the label or manual before installing.

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