1966 Jeep Gladiator Spark Plugs
Select Your Submodel
-
Denso®Iridium TT™ Spark PlugJeep Gladiator 3.8L 1966, Iridium TT™ Spark Plug by Denso®. Ultimate Endurance and Power. 0.4 mm Iridium and 0.7 mm Platinum Twin-Tip Technology. Make your vehicle faster and more powerful with premium-quality performance fuel system...$7.89 - Autolite®Double Platinum Spark PlugJeep Gladiator 1BBL 1966, Double Platinum Spark Plug by Autolite®. With Resistor. Want to upgrade the ignition system of your vehicle to get ultimate combustion and maximum horsepower? Step up to Autolite. Featuring the ground-breaking...$2.42
- NGK®Iridium IX™ Spark PlugJeep Gladiator 3.8L 1966, Iridium IX™ Spark Plug by NGK®. NGK Iridium IX spark plugs are specifically designed for the performance enthusiast. Iridium IX provides outstanding acceleration, high fuel efficiency and durability. NGK...$7.44 - $8.08
- NGK®V-Power™ Spark PlugJeep Gladiator 3.8L 1966, V-Power™ Spark Plug by NGK®. Spark plugs offer higher performance compared to standard plugs. Spark plugs feature a V-groove center electrode and concave ground electrode that lowers ignition voltage...$2.70
- Denso®Iridium Power™ Spark PlugJeep Gladiator 3.8L 1966, Iridium Power™ Spark Plug by Denso®. Iridium Ultimate Endurance and Power - Performance Upgrade with World's Smallest Center Electrode (0.4 mm Iridium and 0.7 mm Platinum Twin-Tip Technology) & Tapered Tip...$6.69
- Champion®Copper Plus Spark PlugJeep Gladiator 1966, Copper Plus Spark Plug by Champion®. Built with nickel alloy center and ground electrodes, these spark plugs provide extra durability for long-lasting service life, while the extrusion of copper into the core of...Dependable and durableBuilt to ISO and SAE standards for proven performance$2.00 - $2.84
- NGK®G-Power™ Platinum Spark PlugJeep Gladiator 3.8L 1966, G-Power™ Platinum Spark Plug by NGK®. Platinum spark plugs by NGK are designed to improve fuel efficiency, lower emissions, and provide quicker starts while remaining durable under high heat. With 0.6 mm...$3.73
- Denso®Original U-Groove Nickel Spark PlugJeep Gladiator 1966, Original U-Groove Nickel Spark Plug by Denso®. If you want to restore the original performance of your vehicle's ignition system, this product is what you need. Engineered to stringent OE specifications, it is sure...Manufactured to restore your vehicle’s ignition systemDesigned with your specific vehicle in mind$2.03 - $2.09
- ACDelco®Professional™ Conventional Nickel Spark PlugJeep Gladiator 1966, Professional™ Conventional Nickel Spark Plug by ACDelco®. Designed for today’s most popular autos, as well as several marine applications, ACDelco’s Rapidfire® Platinum Spark Plugs fit engines using...Ribless insulator that improves the plug-to-boot sealTapered center wire electrode with a platinum pad reduces the firing diameter and helps improve the firing efficiency by concentrating and directing energy needed to fire the plug with less voltage$3.28 - $3.46Save: 15%$2.79 - $2.94
- Denso®Platinum TT™ Spark PlugJeep Gladiator 3.8L 1966, Platinum TT™ Spark Plug by Denso®. Unlock the performance of your engine and improve the operation of your ignition system with this quality product. Precision engineered in compliance with rigorous industry...$3.44
- NGK®Nickel Spark PlugJeep Gladiator 1966, Nickel Spark Plug by NGK®. If you want to restore the original performance of your vehicle's ignition system, this product is what you need. Engineered to stringent OE specifications, it is sure to fit and function...Manufactured to restore your vehicle’s ignition systemDesigned with your specific vehicle in mind$2.45 - $2.56
- ACDelco®Gold™ Double Platinum Spark PlugJeep Gladiator 3.8L 1966, Gold™ Double Platinum Spark Plug by ACDelco®. Designed utilizing the latest technology, this product features premium quality and will perform better than advertised. Perfect for your vehicle and lifestyle,...Designed to deliver trouble-free, consistent performanceRight for your vehicle and lifestyle$9.77Save: 15%$8.30
- Motorcraft®Spark PlugJeep Gladiator 3.8L 1966, Spark Plug by Motorcraft®. If you want to restore the original performance of your vehicle's ignition system, this product is what you need. Engineered to stringent OE specifications, it is sure to fit and...Manufactured to restore your vehicle’s ignition systemDesigned with your specific vehicle in mind$5.08
- Champion®Platinum Power™ Spark PlugJeep Gladiator 3.8L 1966, Platinum Power™ Spark Plug by Champion®. As the leaders in precious metal technologies as well as F.I.S.S resistor technology and MLR™ technology, Champion spark plugs provide enhanced ignition and longer...$3.05
- Autolite®Copper Spark PlugJeep Gladiator 1966, Copper Spark Plug by Autolite®. OE Style. Want to upgrade the ignition system of your vehicle to get ultimate combustion and maximum horsepower? Step up to Autolite. Featuring the ground-breaking design, this...$1.33 - $1.47
- ACDelco®Gold™ Conventional Copper Spark PlugJeep Gladiator 3.8L 1966, Gold™ Conventional Copper Spark Plug by ACDelco®. Designed utilizing the latest technology, this product features premium quality and will perform better than advertised. Perfect for your vehicle and...Designed to deliver trouble-free, consistent performanceRight for your vehicle and lifestyle$3.28Save: 15%$2.79
- ACDelco®Gold™ Conventional Nickel Spark PlugJeep Gladiator 2BBL 3.8L 1966, Gold™ Conventional Nickel Spark Plug by ACDelco®. Designed utilizing the latest technology, this product features premium quality and will perform better than advertised. Perfect for your vehicle and...Designed to deliver trouble-free, consistent performanceRight for your vehicle and lifestyle$3.28Save: 15%$2.79
- Motorcraft®Copper Spark PlugJeep Gladiator 1966, Copper Spark Plug by Motorcraft®. If you want to restore the original performance of your vehicle's ignition system, this product is what you need. Engineered to stringent OE specifications, it is sure to fit and...Manufactured to restore your vehicle’s ignition systemDesigned with your specific vehicle in mind$0.72 - $2.72
- Champion®Industrial Nickel Spark PlugJeep Gladiator 5.3L 1966, Industrial Nickel Spark Plug by Champion®. Champion industrial and agricultural spark plugs are backed by global engineering from Federal-Mogul. Precious metals, FISS and Hot Lock designs allow us to provide a...Designed for high compression and aggressive environmentsManufactured for long-lasting durability$2.89
- Dorman®HELP™ Spark Plug Non-FoulersJeep Gladiator 3.8L 1966, HELP™ Spark Plug Non-Foulers by Dorman®. The Spark Plug Non-Foulers prevent spark plug damage, repairing spark plug fouling in engines running too rich or oil issues to improve engine performance. Dorman...Corrosion-resistant designNon-Foulers help protect spark plugs from damage$4.93
- Brisk®Silver Spark PlugJeep Gladiator 3.8L 1966, Silver Spark Plug by Brisk®. Unlock the performance of your engine and improve the operation of your ignition system with this quality product. Precision engineered in compliance with rigorous industry...$9.91
- Brisk®Super™ Copper Spark PlugJeep Gladiator 5.3L 1966, Super™ Copper Spark Plug by Brisk®. The center electrode is from nickel alloy filled with copper core with high heat conductivity what enables to optimize thermal balance of active parts of spark plug....Manufactured to meet or exceed strict quality requirementsMade from high-quality materials for ultimate durability$3.60
- Nitrode®Performance Nickel Spark PlugJeep Gladiator 5.3L 1966, Performance Nickel Spark Plug by Nitrode®. The Nitrode™ spark plugs are positioned to be the world's "greenest" most environmentally friendly spark plugs on the planet. Reducing fuel consumption and emissions...$5.77 - $10.19
- Nitrode®Yttrium Spark PlugJeep Gladiator 3.8L 1966, Yttrium Spark Plug by Nitrode®. The Nitrode™ spark plugs are positioned to be the world's "greenest" most environmentally friendly spark plugs on the planet. Reducing fuel consumption and emissions while...$5.77
Shop By Service Type
Popular Products
Related Searches