1991 Pontiac Grand Prix Spark Plugs
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NGK®Laser Iridium™ Spark PlugPontiac Grand Prix 3.4L 1991, Laser Iridium™ Spark Plug by NGK®. Often specified as original equipment, NGK Laser Iridium spark plugs are the best combination of performance and longevity. Iridium tip is six (6) times harder than...$9.14 - Denso®Iridium TT™ Spark PlugPontiac Grand Prix 1991, 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...$7.12 - $7.84
- ACDelco®GM Original Equipment™ Iridium Spark PlugPontiac Grand Prix 3.4L 1991, GM Original Equipment™ Iridium Spark Plug by ACDelco®. If you want to restore the original performance of your vehicle's ignition system, this product is what you need. Engineered to stringent OE...Manufactured to restore your vehicle’s ignition systemDesigned with your specific vehicle in mind$11.49Save: 15%$9.76
- Denso®Iridium Long-Life Spark PlugPontiac Grand Prix 1991, Iridium Long-Life Spark Plug by Denso®. Denso's patented Iridium alloy is more durable than even Platinum, allowing the center electrode to be shrunk to only 0.7 mm in diameter. This produces a dramatic...$7.47 - $10.89
- Autolite®Double Platinum Spark PlugPontiac Grand Prix 3.1L 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...$2.57 - $4.57
- TRQ®Iridium Spark Plug SetPontiac Grand Prix 1991, Iridium Spark Plug Set by TRQ®. This top-notch TRQ spark plug set is made to fix spark plug problems easily. With its help, you will restore your vehicle's quick starting. Plus, installing it is a simple task.Manufactured to restore your vehicle’s ignition systemDesigned with your specific vehicle in mind$39.95 - $46.95Save: up to 5%$37.95 - $45.07
- ACDelco®Professional™ Conventional Nickel Spark PlugPontiac Grand Prix 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$2.31 - $3.28Save: up to 16%$1.94 - $2.79
- ACDelco®Professional™ Spark PlugPontiac Grand Prix 3.4L 1991, Professional™ 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 conventional plugs,...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$8.49Save: 16%$7.17
- NGK®Iridium IX™ Spark PlugPontiac Grand Prix 1991, 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...$7.79 - $8.01
- Denso®Iridium Power™ Spark PlugPontiac Grand Prix 1991, 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...$6.31 - $6.69
- Motorcraft®Double Platinum Spark PlugPontiac Grand Prix 2.3L 1991, Double Platinum 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...Manufactured to restore your vehicle’s ignition systemDesigned with your specific vehicle in mind$5.77
- Champion®Copper Plus Spark PlugPontiac Grand Prix 1991, 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...Copper Plus - Dependable Performance.Copper core center electrode allows for accurate control of heat range for longer life$1.23 - $2.17
- NGK®G-Power™ Platinum Spark PlugPontiac Grand Prix 1991, 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...$3.10 - $3.73
- ACDelco®Gold™ Rapidfire Platinum Spark PlugPontiac Grand Prix 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,...Designed to deliver trouble-free, consistent performanceRight for your vehicle and lifestyle$5.99Save: 15%$5.09
- NGK®V-Power™ Spark PlugPontiac Grand Prix 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...$2.63 - $2.70
- Denso®Original U-Groove Nickel Spark PlugPontiac Grand Prix 1991, Original U-Groove Nickel Spark Plug by Denso®. OE Recommended Resistor Plug with Patented U-Groove Design. If you want to restore the original performance of your vehicle's ignition system, this product is what...Manufactured to restore your vehicle’s ignition systemDesigned with your specific vehicle in mind$1.94 - $2.09
- ACDelco®GM Original Equipment™ Conventional Nickel Spark PlugPontiac Grand Prix 3.1L 1991, GM Original Equipment™ Conventional Nickel Spark Plug by ACDelco®. If you want to restore the original performance of your vehicle's ignition system, this product is what you need. Engineered to stringent...Manufactured to restore your vehicle’s ignition systemDesigned with your specific vehicle in mind$3.28Save: 15%$2.79
- ACDelco®GM Original Equipment™ Double Platinum Spark PlugPontiac Grand Prix LE / SE 2.3L 1991, GM Original Equipment™ Double Platinum Spark Plug by ACDelco®. If you want to restore the original performance of your vehicle's ignition system, this product is what you need. Engineered to...Manufactured to restore your vehicle’s ignition systemDesigned with your specific vehicle in mind$9.77Save: 15%$8.30
- Denso®Platinum TT™ Spark PlugPontiac Grand Prix 1991, 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...$3.68
- Autolite®XP™ Iridium Spark PlugsPontiac Grand Prix 1991, XP™ Iridium Spark Plugs by Autolite®. With Resistor. OE Style. Want to upgrade the ignition system of your vehicle to get ultimate combustion and maximum horsepower? Step up to Autolite. Featuring the...$5.42 - $5.46
- DIY Solutions®Spark Plug SetPontiac Grand Prix 3.4L 1991, Spark Plug Set by DIY Solutions®. If you're seeking to get your steel stallion back to its tip-top condition, then this top-notch replacement solution is what you should definitely look out for. When it...Designed to help restore your vehicle to its former gloryQuick replacement to let you enjoy an awesome ride again$35.65 - $83.59
- Denso®Double Platinum Spark PlugPontiac Grand Prix 3.1L 1991, Double Platinum Spark Plug by Denso®. Denso Double Platinum plug features platinum on both the center and ground electrodes. This precious metal fights corrosion and erosion, ensuring superior spark...$6.54
- Motorcraft®Nickel Spark PlugPontiac Grand Prix 2.3L 1991, Nickel 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...Manufactured to restore your vehicle’s ignition systemDesigned with your specific vehicle in mind$8.74
- ACDelco®Gold™ Double Platinum Spark PlugPontiac Grand Prix 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...Designed to deliver trouble-free, consistent performanceRight for your vehicle and lifestyle$9.41Save: 15%$8.01
- Motorcraft®Spark PlugPontiac Grand Prix 1991, 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$7.96
- Autolite®Copper Spark PlugPontiac Grand Prix 1991, Copper Spark Plug by Autolite®. 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 product...$1.44 - $1.50
- SKP®Spark PlugPontiac Grand Prix 1991, Spark Plug by SKP®. 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 the...Manufactured to restore your vehicle’s ignition systemDesigned with your specific vehicle in mind$4.10 - $4.53
- Motorcraft®Copper Spark PlugPontiac Grand Prix 1991, 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...Manufactured to restore your vehicle’s ignition systemDesigned with your specific vehicle in mind$2.21 - $3.95
- Bosch®Super Plus™ Nickel Spark PlugPontiac Grand Prix 2.3L 1991, Super Plus™ Nickel Spark Plug by Bosch®. Replace your worn out spark plugs with Bosch spark plugs and experience miles of worry-free driving. OE Specialty Spark Plugs ensure safe and reliable performance,...Manufactured to restore your vehicle’s ignition systemDesigned with your specific vehicle in mind$1.99
- Autolite®Nickel Spark PlugPontiac Grand Prix 3.4L 1991, Nickel Spark Plug by Autolite®. 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 product...Wise investment to get an efficient ignition system upgradeWill provide improved ignitability and engine performance$1.44
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1991 Pontiac Grand Prix Models
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