Audi Tt/tts 3.0L Spark Plugs

Catalog-listed plug, cross-brand equivalents, gap, and where to buy for the Audi Tt/tts 3.0L.

Denso · Catalog-Listed
VK20Y
MetalIridium
Gap—

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

The Denso VK20Y 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 Audi Tt/tts 3.0L

PlugMetalGapBuy
Denso VK20Y Iridium— Buy
Denso IK22 Iridium— Buy
Denso VK22 Iridium— Buy

Frequently asked questions

What spark plug does a Audi Tt/tts 3.0L use?
A manufacturer catalog lists the Denso VK20Y (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 Audi Tt/tts 3.0L need?
Check your owner's manual for the exact count for this engine.

What is the spark plug gap for a Audi Tt/tts 3.0L?
See the underhood emissions label — always confirm against the label or manual before installing.

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