PORSCHE 911 GT3 Spark plug replacement Cost
2017–2021 · Engine, Fuel & Emissions system
Typical range
$111–$418
Parts + labour
Labour hours
0.5–1.5h
At a typical garage
Spark plugs ignite the air–fuel mixture; worn plugs cause misfires, rough idle, poor fuel economy and difficulty starting. Most modern engines use iridium or platinum plugs with 60,000–100,000-mile intervals. PORSCHE 911 GT3 spark plug replacement costs $111–$418.
Typical parts included
- Spark plug
- Spark plug
What affects the price
- Copper vs iridium vs platinum plugs (iridium lasts longest)
- Number of cylinders
- Accessibility—some engines require intake manifold removal, adding significant labour
Common questions
How long does this repair take?
Spark plug replacement on a PORSCHE 911 GT3 typically takes 0.5–1.5 hours at a garage.
How often does this need to be done?
For a PORSCHE 911 GT3, this is typically needed every 30,000 miles for copper plugs; every 60,000–100,000 miles for iridium or platinum plugs.
Other engine, fuel & emissions system repairs on the PORSCHE 911 GT3
- ABS hydraulic unit replacement$421–$771
- ABS sensor replacement$173–$318
- ABS system bleeding$139–$254
- AC compressor clutch replacement$347–$635
- AC compressor replacement$371–$681
Spark plug replacement cost on similar cars
- CHEVROLET Camaro$99–$182
- BMW 4 Series Coupe$90–$165
- FORD Mustang$99–$182
- HONDA Accord Coupe$90–$165
- AUDI A5$100–$180
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