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For over 85 years, Autolite ® has been committed to engineering products that deliver enhanced precision, improved durability, and optimized performance in every type of engine.

A Legacy Built On Delivering Maximum Performance & Proven Reliability 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 …

In 1935, Royce G. Martin of Electric Autolite Company envisioned a spark plug that not only ignited engines but also sparked imaginations. Teaming up with ceramic engineering expert Robert Twells, …

That’s why Autolite ® offers Distributors that are engineered to provide proper voltage and spark, equipping your engine with the precision and reliability it needs to perform its best.

Apr 3, 2024 · Understanding and choosing the correct heat range for your spark plugs is important for a healthy engine.

Autolite Iridium XP Spark Plugs deliver optimal engine performance, fuel efficiency, acceleration, and ignitability. Ideal upgrade to enhance performances in older vehicles.

Designed with a cut-back ground electrode, anti-corrosive nickel plating, and large ground electrode for better heat transfer, Autolite ® racing spark plugs are the obvious choice for all types of professional …

Gather needed tools and parts - a set of Autolite spark plugs, a ratchet, a spark plug socket (make sure you have the right size), extensions, a gapping tool, and dielectric grease.

Autolite ® Double Platinum spark plugs have a platinum-to-platinum design that decreases gap erosion, reduces misfires, and provides improved durability*, leading to longer service life.