1991 Porsche 911 Series Spark Plugs
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Denso®Iridium Long Life™ Spark PlugPorsche 911 Series 3.6L 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...Manufactured to boost your engine’s performanceEngineered utilizing the finest materials and equipment$7.70 - Bosch®OE Specialty™ Nickel Spark PlugPorsche 911 Series 3.6L with Dual Plug Engine 1991, OE Specialty™ 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...Manufactured to restore your vehicle’s ignition systemDesigned with your specific vehicle in mind$5.24
- Denso®Iridium Power™ Spark PlugPorsche 911 Series 3.3L 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...$7.70
- Champion®Copper Plus Spark PlugPorsche 911 Series 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$1.66 - $1.91
- NGK®G-Power™ Platinum Spark PlugPorsche 911 Series 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...$2.63
- Denso®Original U-Groove Nickel Spark PlugPorsche 911 Series 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$2.09
- ACDelco®GM Original Equipment™ Conventional Nickel Spark PlugPorsche 911 Series 3.6L 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
- NGK®Nickel Spark PlugPorsche 911 Series 1991, 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...Manufactured to restore your vehicle’s ignition systemDesigned with your specific vehicle in mind$2.50 - $4.49
- ACDelco®Professional™ Platinum Spark PlugPorsche 911 Series 3.6L 1991, Professional™ Platinum Spark Plug by ACDelco®. Premium aftermarket plugs, and a high quality replacement ideal for many vehicles on the road today. With a copper core and double platinum pads on the...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$10.44Save: 16%$8.77
- SKP®Spark PlugPorsche 911 Series 3.6L 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...Manufactured to restore your vehicle’s ignition systemDesigned with your specific vehicle in mind$4.36
- Beck Arnley®Nickel Spark PlugPorsche 911 Series 3.6L 1991, Nickel Spark Plug by Beck Arnley®. Designed utilizing the latest technology, this product by Beck Arnley features premium quality and will perform better than advertised. Perfect for your vehicle and...Made of high temperature resistant oil impervious rubberPrevents crankcase oil from leaking into spark plug tubes$5.50
- Dorman®HELP™ Spark Plug Non-FoulersPorsche 911 Series 1991, 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
- Beru®Spark PlugPorsche 911 Series 3.6L 1991, Spark Plug by Beru®. 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$6.15
- DIY Solutions®Spark Plug SetPorsche 911 Series Carrera 4 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...Designed to help restore your vehicle to its former gloryQuick replacement to let you enjoy an awesome ride again$41.77
- Bosch®OE Specialty™ Platinum Spark PlugPorsche 911 Series 3.3L 1991, OE Specialty™ Platinum Spark Plug by Bosch®. Only Bosch uses a platinum center electrode that’s heat-fused into a ceramic insulator. All Bosch Platinum Series Spark Plugs reach self-cleaning temperature...$11.70
- Bosch®Double Platinum™ Spark PlugPorsche 911 Series 1991, Double Platinum™ 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, same...$12.11
- Brisk®Iridium Yttrium Performance Spark PlugPorsche 911 Series Carrera 4 1991, Iridium Yttrium Performance Spark Plug by Brisk®. With Resistor. The center electrode is from special nickel-yttrium alloy with high heat conductivity what enables to optimize thermal balance of active...$9.91
- Brisk®Premium EVO Spark PlugsPorsche 911 Series Carrera 4 1991, Premium EVO Spark Plugs by Brisk®. With Resistor. Unlock the performance of your engine and improve the operation of your ignition system with this quality product. Precision engineered in compliance...$13.50
- Nitrode®Yttrium Spark PlugPorsche 911 Series Coupe / Targa 3.6L 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...$10.19
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1991 Porsche 911 Series Models
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