Every car is different, which is why we offer a wide variety of spark plugs to meet the needs of every type of driver. Whether you're looking for a relible set of replacement plugs, or looking to …

With over 85 years in spark plug manufacturing, Autolite® is the most trusted name in the industry. We offer spark plugs for your vehicle, motorcycle, lawn mower, and more.

Trust Autolite for high-quality, performance-boosting spark plugs. Explore our product range, each engineered for specialized applications.

Gap new plugs as recommended in owner's manual or Autolite Spark Plug Catalog. Use a gapping tool gauge to measure the gap between the center and ground electrode. The gauge …

Autolite engineers have developed plugs in many heat ranges to suit all engine applications. They range from COLD through MEDIUM; and HOT to EXTREMELY HOT. Rules for selecting the …

Our platinum spark plugs guarantee less voltage for easier starts, quicker acceleration and improved fuel economy over standard copper plugs.

Autolite Copper Spark Plugs guarantee to deliver quick starts, good fuel economy and smooth acceleration. Find vehicle compatibility, installation guides, and technical specifications for …

Autolite Copper Spark Plugs guarantee to deliver quick starts, good fuel economy and smooth acceleration. Find vehicle compatibility, installation guides, and technical specifications for …

Autolite Platinum Spark Plugs are a reliable choice for all older engine applications and designs. Find vehicle compatibility, installation guides, and technical specifications for Autolite AP63 …

Autolite Iridium XP guarantees optimum performance equal to OE designed plugs. Find vehicle compatibility, installation guides, and technical specifications for Autolite XP5364 Iridium XP …