1973 GMC Suburban Spark Plugs
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- Denso®Iridium TT™ Spark PlugGMC Suburban 1973, 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 parts...$6.30 - $7.51
- Autolite®Double Platinum Spark PlugGMC Suburban 1973, 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 design,...$2.18
- ACDelco®GM Original Equipment™ Platinum Spark PlugGMC Suburban 4.1L 1973, GM Original Equipment™ 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 stringent OE...Manufactured to restore your vehicle’s ignition systemDesigned with your specific vehicle in mind$5.69
- NGK®Iridium IX™ Spark PlugGMC Suburban 1973, 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 Iridium IX...$8.01
- Autolite®Copper Spark PlugGMC Suburban 1973, Copper Spark Plug 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 ground-breaking...$1.46 - $1.72
- NGK®G-Power™ Platinum Spark PlugGMC Suburban 1973, 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 platinum...$3.73
- Motorcraft®Platinum Spark PlugGMC Suburban 4.8L 1973, 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 to fit...Manufactured to restore your vehicle’s ignition systemDesigned with your specific vehicle in mind$2.68 - $5.51
- ACDelco®Gold™ Rapidfire Platinum Spark PlugGMC Suburban 1973, 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 1973, 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 Patented...$6.77 - $7.23
- Champion®Copper Plus Spark PlugGMC Suburban 1973, 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 their...Copper Plus - Dependable Performance.Copper core center electrode allows for accurate control of heat range for longer life$1.34 - $1.56
- ACDelco®Professional™ Conventional Nickel Spark PlugGMC Suburban 4.8L 1973, 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 1973, 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...$2.70
- Denso®Original U-Groove Nickel Spark PlugGMC Suburban 1973, 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 you...Manufactured to restore your vehicle’s ignition systemDesigned with your specific vehicle in mind$1.99 - $2.30
- Denso®Platinum TT™ Spark PlugGMC Suburban 1973, 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...$3.78
- Champion®Double Platinum Power Spark PlugGMC Suburban 5.7L 1973, Double Platinum Power Spark Plug by Champion®. With platinum fine wire welded onto the nickel alloy center electrode and a platinum pad welded to the ground electrode, these products provide long-lasting service...$3.72
- Champion®Platinum Power™ Spark PlugGMC Suburban 5.7L 1973, 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.$3.25
- ACDelco®Gold™ Double Platinum Spark PlugGMC Suburban 1973, 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$6.89
- Denso®Double Platinum Spark PlugGMC Suburban 5.0L 1973, Double Platinum Spark Plug by Denso®. Extra Long Life Double Platinum Plug with Platinum Ground Strap. Denso Double Platinum plug features platinum on both the center and ground electrodes. This precious metal...$6.54
- Motorcraft®Copper Spark PlugGMC Suburban 1973, 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$0.60 - $1.44
- SKP®Spark PlugGMC Suburban 4.8L 1973, 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$4.21
- ACDelco®Gold™ Conventional Nickel Spark PlugGMC Suburban 1973, 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 lifestyle, it...Designed to deliver trouble-free, consistent performanceRight for your vehicle and lifestyle$2.72
- Autolite®Double Platinum Spark PlugsGMC C15/C1500 Suburban / C25/C2500 Suburban 4.8L 1973, Double Platinum Spark Plugs by Autolite®. With Resistor. Want to upgrade the ignition system of your vehicle to get ultimate combustion and maximum horsepower? Step up to Autolite....$3.93
- Dorman®HELP™ Spark Plug Non-FoulersGMC Suburban 1973, 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 offers a...Corrosion-resistant designNon-Foulers help protect spark plugs from damage$3.50
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1973 GMC Suburban Models
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