1991 Pontiac Optima Spark Plugs
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Autolite®Double Platinum Spark PlugPontiac Optima 1991, 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 - ACDelco®Professional™ Conventional Nickel Spark PlugPontiac Optima 1991, 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$3.28Save: 15%$2.79
- NGK®G-Power™ Platinum Spark PlugPontiac Optima 1991, G-Power™ Platinum Spark Plug by NGK®. Extra Long Life Double Platinum Plug with Platinum Ground Strap. Platinum spark plugs by NGK are designed to improve fuel efficiency, lower emissions, and provide quicker...$3.73
- NGK®V-Power™ Spark PlugPontiac Optima 1991, 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 requirements...$1.88
- ACDelco®Gold™ Rapidfire Platinum Spark PlugPontiac Optima 1991, Gold™ Rapidfire 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, it...Designed to deliver trouble-free, consistent performanceRight for your vehicle and lifestyle$5.99Save: 15%$5.09
- Champion®Platinum Power™ Spark PlugPontiac Optima 1991, 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 life.$3.16
- Champion®Spark PlugPontiac Optima 1991, 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 life.$4.59
- ACDelco®Gold™ Double Platinum Spark PlugPontiac Optima 1991, 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, it is...Designed to deliver trouble-free, consistent performanceRight for your vehicle and lifestyle$9.77Save: 15%$8.30
- Nitrode®Performance Nickel Spark PlugPontiac Optima 1991, 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...$10.19
- Nitrode®Yttrium Spark PlugPontiac Optima 1991, 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 producing...$5.77
- Pulstar®PlasmaCore™ Iridium Fine Wire Spark PlugPontiac Optima 1991, PlasmaCore™ Iridium Fine Wire Spark Plug by Pulstar®. With Resistor. Install a set of Pulstar Pulse Plugs and get better fuel economy and more power and torque. These plugs replace your standard spark plugs and...$14.94
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