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Spark Plugs & Glow Plugs: what should you pay?

What you'll usually pay

$17 typical price
Most are between$10$38
Brand new$16.77
Used$24.99
On sale now20,688

💡 Used ones cost about 49% more here.

💚 Best value for your money

DENSO 723 on sale$11.07 · 35% cheaper
E3 Spark Plugs 1,012 on sale$13.54 · 20% cheaper
Caltric 331 on sale$15 · 12% cheaper
Private Label 371 on sale$15 · 12% cheaper
Aftermarket Branded 18,431 on sale$16.77 · 1% cheaper

Price by brand

DENSO
$11.07-35%
E3 Spark Plugs
$13.54-20%
Caltric
$15-12%
NGK Canada
$17.95+6%
NGK
$19.95+17%
Unbranded
$24.86+46%

Price by brand type

Private Label
$15-12%
Aftermarket Branded
$16.77-1%
Not Specified
$16.77-1%
Unbranded
$24.86+46%
Genuine OEM
$24.99+47%

Price by type

Spark Plug
$16.77-1%
Not Specified
$16.77-1%
Glow Plug
$31.02+82%

🛒 Some on sale right now

How we got these numbers

Worked out from 200 live eBay listings (price range $10$38, odd outliers ignored). These are asking prices, so use them as a guide. Last checked August 16, 2026.

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