1989 GMC Suburban Spark Plugs
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- Denso®Iridium TT™ Spark PlugGMC Suburban 5.7L / 7.4L 1989, 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...$7.51
- NGK®Iridium IX™ Spark PlugGMC Suburban 5.7L / 7.4L 1989, 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...$8.14
- Motorcraft®Spark PlugGMC Suburban 5.7L / 7.4L 1989, 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$4.45
- NGK®G-Power™ Platinum Spark PlugGMC Suburban 5.7L / 7.4L 1989, 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...$2.89
- Motorcraft®Platinum Spark PlugGMC Suburban 5.7L / 7.4L 1989, 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 sure...Manufactured to restore your vehicle’s ignition systemDesigned with your specific vehicle in mind$2.76 - $5.51
- ACDelco®Gold™ Rapidfire Platinum Spark PlugGMC Suburban 1989, 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 is...Designed to deliver trouble-free, consistent performanceRight for your vehicle and lifestyle$5.52
- Denso®Iridium Power™ Spark PlugGMC Suburban 5.7L / 7.4L 1989, 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...$7.29
- ACDelco®Professional™ Conventional Nickel Spark PlugGMC Suburban 5.7L / 7.4L 1989, 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$2.72
- NGK®V-Power™ Spark PlugGMC Suburban 5.7L / 7.4L 1989, 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®Original U-Groove Nickel Spark PlugGMC Suburban 5.7L / 7.4L 1989, 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...Manufactured to restore your vehicle’s ignition systemDesigned with your specific vehicle in mind$2.21
- Denso®Platinum TT™ Spark PlugGMC Suburban 5.7L / 7.4L 1989, 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...$3.78
- ACDelco®Gold™ Double Platinum Spark PlugGMC Suburban 5.7L / 7.4L 1989, 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...Designed to deliver trouble-free, consistent performanceRight for your vehicle and lifestyle$6.89
- SKP®Spark PlugGMC Suburban 5.7L / 7.4L 1989, 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...Manufactured to restore your vehicle’s ignition systemDesigned with your specific vehicle in mind$4.21
- Motorcraft®Copper Spark PlugGMC Suburban 5.7L / 7.4L 1989, 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...Manufactured to restore your vehicle’s ignition systemDesigned with your specific vehicle in mind$1.44 - $1.65
- Dorman®HELP™ Spark Plug Non-FoulersGMC Suburban 5.7L / 7.4L 1989, 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$3.50
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1989 GMC Suburban Models
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