Autolite 4123 Copper Resistor Automotive Replacement Spark Plugs (4 Pack)

★★★★★ 4.3 112 reviews

$24.99
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$24.99
Price when purchased online
Free shipping Free 30-day returns

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Product details

Management number 225146443 Release Date 2026/05/09 List Price $10.00 Model Number 225146443
Category
  • MAXIMUM PERFORMANCE: Every Copper Spark Plug has a full copper core electrode which provides higher thermal conductivity for better performance in all conditions
  • IMPROVED DURABILITY: All Autolite spark plugs are Leak proof and come with a heat fused internal seal for long lasting durability
  • CONSTRUCTION: These replacement spark plugs have a copper-glass seal which bonds the insulator and the terminal post center electrode together
  • FUEL EFFICIENCY: The Autolite copper automotive replacement spark plug are guaranteed to deliver quick starts, better fuel economy and smooth acceleration
  • AUTOLITE ADVANTAGE: Since 1936, Autolite has been a trusted leader and innovator in spark plug technology. You can count on our copper plugs for performance and value, backed by decades of experience and passion

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4.3 out of 5
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112 ratings | 46 reviews
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