1991 Lotus Elan Ignition and Tune-Up Products

Name: Iridium XP Fine wire Spark Plug: Improved Durability, More Focused Ignition
Brand: Autolite Iridium
SKU: XP3923
Price: 10.99 USD
Rating: 4.5 (141 reviews)

Below you will find various in-demand Lotus Ignition and Tune-Up Products, components and accessories for your 1991 Elan. Advance Auto Parts has popular Elan parts like Spark Plugs and more. You’ll also find aftermarket and OEM Ignition and Tune-Up Products for other Elan model years including 1969, 1970, 1971, 1972, 1973, 1974, 1975, 1990, 1992 and more. Select a category of 1991 Lotus Elan Ignition and Tune-Up Products below and start saving instantly.

Popular 1991 Lotus Elan Ignition and Tune-Up Products Categories

Spark Plugs

Spark Plug Non-Foulers

Essential Ignition and Tune-Up Products for 1991 Lotus Elans

from

$10.99

Autolite has over 100 years of engineering experience and has sold over 11 billion plugs. Designed and engineered in the USA, the Autolite Iridium XP spark plugs feature an iridium-enhanced 0.6mm finewire design and patented platinum sidewire technology to provide better overall durability and a more focused ignition for enhanced ignitability and performance. Features double Iridium-enhanced alloy technology center electrode for improved durability and wear resistance.

Product Features:

0.6 mm finewire design improves ignitability
Patented V-trimmed platinum sidewire technology resists wear
OE equivalent design is engineered for every engine
Designed for better overall durability with virtually no gap erosion
Double Iridium-Enhanced Alloy Technology Center Electrode: Offers improved durability and wear resistance for a longer-lasting spark plug.
Designed and Engineered in the USA: Reflects over 100 years of Autolite’s engineering experience and expertise.
Gasket Seat Type: Ensures a secure and proper fit for optimal performance.

from

$6.99

NGK Standard spark plugs (in the iconic NGK ‘yellow box’ packaging) are a proven OE cornerstone and technology customers have relied on for decades. Engineered specifically for OE applications, NGK Standard spark plugs provide OE quality nickel alloy reliable performance and design. NGK’s legendary high grade alumina silicate ceramic creates a stronger insulator for optimal dielectric performance, while triple gasket sealing prevents combustion gas leakage. Solid 98% pure copper core offers superior heat dissipation, conductivity and ultra wide heat ranges. Trivalent metal plating ensures superior anti-corrosion and anti-seizing properties.

Product Features:

ACTUAL OE or EQUIVALENT DESIGN: OEM quality construction nickel alloy center electrode provides consistent performance
RECOMMENDED USAGE: Best for vehicles with OE nickel alloy plugs, not recommended on vehicles with factory precious metal plugs
NGK’s OE CERAMIC TECHNOLOGY: High grade alumina silicate ceramic creates a stronger insulator for optimal dielectric performance
SOLID COPPER CORE: 98% pure copper core offers superior heat dissipation, conductivity and ultra wide heat ranges
COLD-ROLLED THREADS: Prevents cross-threading and damage to cylinder heads
TRIVALENT METAL PLATING: Delivers superior anti-corrosion and anti-seizing properties, ensuring ease of installation and removal
Triple Gasket Sealing: Prevents combustion gas leakage, ensuring efficient engine performance.

from

$3.49

The Copper Plus spark plug is engineered for dependable performance and durability, making it an ideal choice for standard replacement needs. Featuring a copper core center electrode, it ensures precise heat range control for extended lifespan and consistent functionality. The nickel-tipped center and ground electrodes enhance conductivity while resisting wear, ensuring reliable ignition performance over time. Built to ISO and SAE Standards, this spark plug guarantees proven performance and superior corrosion resistance, even in demanding conditions. Its flat seat design further contributes to secure installation and optimal compatibility with a wide range of vehicles. Whether you’re maintaining your vehicle or seeking a durable replacement, this spark plug delivers exceptional value with its robust construction and reliable operation.

Product Features:

Copper Plus – Dependable Performance.
Copper core center electrode allows for accurate control of heat range for longer life
Patented TinTac and ULTRASEAL coated shell for maximum corrosion resistance
Patented SAC-9 semiconductor resistor for maximum EMI & RFI suppression
Built to ISO and SAE standards for proven performance

from

$4.99

Champion Platinum Power spark plugs are engineered to deliver exceptional performance and durability, making them a reliable choice for your vehicle. Featuring a platinum center electrode, these spark plugs ensure long-lasting performance and resistance to wear, maintaining the proper gap specification throughout their lifespan. The fine-wire center electrode enhances ignitability, while the V-trimmed ground electrode sharpens spark focus for optimal combustion. Constructed with the exclusive Heat-Active alloy, these plugs quickly reach and maintain the ideal operating temperature, ensuring consistent performance under various driving conditions. Designed as a standard replacement, they feature a flat seat type and a nickel ground electrode tip for dependable functionality. With a built-in resistor, these spark plugs help reduce electromagnetic interference, making them a smart choice for maintaining engine efficiency and smooth operation. Whether you’re looking for powerful performance or extended durability, these spark plugs deliver exceptional value for your vehicle.

Product Features:

Platinum Power- Premium Spark Plug. Powerful Performance.
Platinum center electrode for long life
Fine-wire center electrode for greater ignitability
V-trimmed ground electrode promotes sharper spark focus
Heat-Active alloy allows electrodes to reach optimal temperature
Platinum tipped center wire resists wear and helps to maintain proper gap spec over life of the plug
Platinum Center Electrode: The Champion Platinum Power Spark Plug features a platinum center electrode for extended durability and long-lasting performance.

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$8.49

Champion Iridium Spark Plug is engineered for drivers who demand peak performance and durability. Featuring a fine-wire iridium center electrode and a platinum-enhanced ground electrode, this premium spark plug ensures sharper spark focus and greater ignitability, delivering maximum engine efficiency. The V-trimmed ground electrode design promotes precise spark delivery, while the Heat-Active alloy enables the electrodes to quickly reach and maintain optimal operating temperatures under all engine loads. Built with a flat seat type and resistor technology, it ensures stable performance and reduced interference. Designed for longevity, the iridium center electrode offers exceptional durability, making it ideal for high-performance applications. Whether you’re looking to enhance your vehicle’s ignition system or maintain consistent power, this spark plug is a reliable choice for superior performance and extended service life.

Product Features:

Champion Iridium – Maximum Performance. Premium Spark Plug
Iridium center electrode delivers maximum life
Fine-wire center electrode and V-trimmed for greater ignitability
V-trimmed ground electrode promotes sharper spark focus
Maintains stable operating temperature under all engine loads
Heat-Active alloy allows electrodes to reach optimal temperature quickly

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$1.99

Copper Plus Spark Plug (N7YC) delivers dependable performance and durability, making it a trusted choice for maintaining your engine’s efficiency. Featuring a copper core electrode, this spark plug ensures increased conductivity and superior heat control, promoting consistent ignition and optimal wear over time. Its design resists fouling, helping to maintain smooth engine operation, while the superior corrosion resistance enhances its longevity even in challenging conditions. Engineered for proven performance, this spark plug is ideal for drivers seeking reliability and value in their vehicle maintenance. Whether you’re replacing worn-out plugs or upgrading for better efficiency, the Copper Plus Spark Plug offers a durable solution that keeps your engine running at its best.

Product Features:

Resists fouling
Superior corrosion resistance
Dependable and proven performance
Increased conductivity and heat control for good overall wear
Promotes consistent ignition for smooth engine operation.

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$6.99

ACTUAL OE or EQUIVALENT DESIGN: OEM quality construction nickel alloy center electrode provides consistent performance
RECOMMENDED USAGE: Best for vehicles with OE nickel alloy plugs, not recommended on vehicles with factory precious metal plugs
NGK’s OE CERAMIC TECHNOLOGY: High grade alumina silicate ceramic creates a stronger insulator for optimal dielectric performance
SOLID COPPER CORE: 98% pure copper core offers superior heat dissipation, conductivity and ultra wide heat ranges
COLD-ROLLED THREADS: Prevents cross-threading and damage to cylinder heads
TRIVALENT METAL PLATING: Delivers superior anti-corrosion and anti-seizing properties, ensuring ease of installation and removal
Triple Gasket Sealing: Prevents combustion gas leakage, ensuring efficient engine performance.

from

$6.29

ACDelco Professional Conventional Spark Plugs are designed for reliability and efficient performance, and are a high quality replacement for many vehicles on the road today. Their high-quality copper cores and outstanding suppression characteristics deliver reliable performance. They are also available for Marine applications. These premium aftermarket replacement spark plugs are manufactured to meet your expectations for fit, form, and function.

Product Features:

Black Onyx coating helps reduce corrosion
Copper core provides great heat transfer and helps maximize plug durability
Ribbed suppressor seal extends resistance and helps prevent spark ‘flash over’ and misfires
Nickel-chrome alloy sheathing helps prevent corrosion on center electrode
Available for use in Marine applications
Some ACDelco GM Original Equipment parts may have formerly appeared as GM Genuine Parts (OE) or ACDelco Professional
ACDelco GM Original Equipment parts are designed, engineered and tested to rigorous standards, and are backed by General Motors
GM Engineers design and validate OE parts specifically for your Chevrolet, Buick, GMC, or Cadillac vehicle
GM regularly updates production and service part designs to integrate new materials and technologies
High-Quality Copper Core: Designed with a high-quality copper core to ensure reliable and efficient performance.
Nickel Alloy Electrode Tip: Features a nickel alloy center electrode tip for enhanced durability and performance.
Outstanding Suppression Characteristics: Engineered with superior suppression characteristics to deliver consistent and reliable performance.
Premium Aftermarket Replacement: Manufactured to meet high standards of fit, form, and function, providing a dependable replacement option for many vehicles.

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$16.99

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 plugs offer extreme ignitability and exceptional anti-fouling. Tapered cut ground electrode provides improved starting, idling and throttle response. The Iridium fine wire center electrode’s durability is six times harder than platinum. Iridium alloy’s extremely high melting point is perfect for today’s engines. For even greater performance consider upgrading to an NGK Ruthenium HX plug.

Product Features:

SINGLE IRIDIUM TIP: Fine wire 0.6 millimeter iridium tip center electrode ensures high durability and a consistently stable spark
IRIDIUM ALLOY CENTER ELECTRODE: Iridium’s density (6x that of platinum) and extremely high melting point is perfect for modern high efficiency engines
TAPERED CUT GROUND ELECTRODE: Reduced quenching design produces outstanding ignitability, improved acceleration, fuel efficiency and durability
SOLID COPPER CORE: 98% pure copper core offers superior heat dissipation, conductivity and ultra wide heat ranges
TRIVALENT METAL PLATING: Delivers superior anti-corrosion and anti-seizing properties, ensuring ease of installation and removal
RECOMMENDED USAGE: Modified or high performance applications, or as an upgrade to OE nickel alloy spark plugs
Outstanding Acceleration and High Fuel Efficiency: NGK Iridium IX spark plugs are engineered to deliver superior acceleration and enhance fuel efficiency, making them ideal for performance enthusiasts.
Extreme Ignitability and Anti-Fouling: These spark plugs offer exceptional ignitability and are designed to resist fouling, ensuring reliable performance in various driving conditions.
Improved Starting, Idling, and Throttle Response: The tapered cut ground electrode design enhances starting, idling, and throttle response, contributing to a smoother driving experience.

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$23.99

NGK Laser Platinum spark plugs provide high ignitability and longer service life compared to conventional nickel spark plugs. Laser Platinum plugs are tested to the highest standards to ensure quality and durability. Engineered specifically for OE applica

Product Features:

ACTUAL OE or EQUIVALENT DESIGN: OEM quality construction fine wire platinum alloy center electrode provides consistent performance
PLATINUM ALLOY CENTER ELECTRODE: Longer wearing and higher temperature resistance compared to traditional nickel spark plugs
PLATINUM TIP GROUND ELECTRODE: Unless OE specified, platinum protection at the ground electrode provides excellent ignitability and service life
SOLID COPPER CORE: 98% pure copper core offers superior heat dissipation, conductivity and ultra wide heat ranges
TRIVALENT METAL PLATING: Delivers superior anti-corrosion and anti-seizing properties, ensuring ease of installation and removal
RECOMMENDED USAGE: Best for vehicles with OE fine wire platinum alloy plugs

from

$4.99

Copper Plus spark plug delivers reliable performance and durability, making it an excellent choice for maintaining your vehicle’s efficiency. Featuring a copper core center electrode, it ensures precise heat range control, promoting longer life and consistent wear. The nickel-tipped center and ground electrodes enhance conductivity and heat management, while superior corrosion resistance ensures lasting reliability in various conditions. Designed to meet ISO and SAE Standards, this spark plug guarantees proven performance and compatibility with standard replacement needs. Its flat seat type and integrated resistor further contribute to dependable functionality, making it a trusted solution for optimal engine operation.

Product Features:

Copper Plus – Dependable Performance and Durability
Copper core center electrode allows for accurate control of heat range for longer life
Superior corrosion resistance
Built to ISO and SAE standards for proven performance
Built to ISO and SAE standards for proven performance

from

$4.99

Autolite Platinum spark plugs are crafted for superior performance and durability, making them ideal for older engine applications. Featuring a platinum center electrode firing tip, these spark plugs ensure quicker firing, smoother starts, and improved fuel efficiency. The platinum design prevents gap erosion, extending the service life, while the high alumina ceramic insulator enhances thermal conductivity and insulation for added strength. A multi-rib insulator minimizes flash-over, ensuring consistent performance, and the nickel-plated shell resists corrosion for long-lasting durability. With a mid-projection standard center electrode and a flat seat type, these performance-grade spark plugs deliver reliable ignition and acceleration. The combination of platinum and nickel materials in the electrode tips further boosts efficiency and resilience, making them a dependable choice for maintaining engine health and optimizing vehicle performance.

Product Features:

Engineered with a platinum firing tip that prevents gap erosion for longer service life.
Its high alumina ceramic insulator provides thermal conductivity and superior insulation for increased strength.
The multi-rib insulator prevents flash-over.
Designed with a nickel-plated shell that is corrosion resistant to provide increased durability for extended life.
The mid-projection center electrode design ensures reliable ignition and optimized acceleration for enhanced engine performance.

from

$3.99

Copper Plus spark plug delivers dependable performance and durability, making it an ideal choice for maintaining your vehicle’s efficiency. Featuring a copper core center electrode, it ensures precise heat control and enhanced conductivity, promoting longer life and consistent wear. The nickel-tipped center and ground electrodes provide superior corrosion resistance, ensuring reliable ignition performance over time. Designed to meet ISO and SAE Standards, this spark plug guarantees proven performance and compatibility with standard replacement needs. Its flat seat type and integrated resistor further enhance its functionality, making it a trusted solution for optimal engine operation.

Product Features:

Copper Plus – Dependable Performance.
Copper core center electrode allows for accurate control of heat range for longer life
Patented TinTac and ULTRASEAL coated shell for maximum corrosion resistance
Patented SAC-9 semiconductor resistor for maximum EMI & RFI suppression
Built to ISO and SAE standards for proven performance

from

$3.99

Autolite Copper spark plugs are designed to provide reliable performance and quick starts, making them an essential choice for maintaining your vehicle’s efficiency. Featuring a copper core center electrode, these spark plugs excel in thermal control and resist fouling, ensuring consistent operation. The high nickel alloy center and ground electrodes are engineered for extended life, while the high alumina multi-rib ceramic insulator enhances thermal conductivity and insulation strength. With a nickel-plated shell, these plugs resist corrosion, offering durability for long-term use. The mid-projection standard center electrode design, combined with nickel tip materials, ensures optimal spark delivery. Designed with a gasket seat type and equipped with a resistor, these spark plugs meet regular-grade specifications, making them a dependable option for a wide range of applications.

Product Features:

The copper core center electrode aids in thermal control and improves resistance to fouling.
Its specially engineered high nickel alloy center and ground electrode provides extended life.
The high alumina multi-rib ceramic insulator provides thermal conductivity and superior insulation for increased strength.
Designed with a nickel-plated shell that is corrosion resistant to provide increased durability for extended periods.
The mid-projection standard center electrode design ensures precise spark delivery for consistent engine performance.

from

$9.99

This spark plug non fouler is designed for easy installation on specified vehicles to protect spark plugs from fouling and damage. It is engineered for durability and reliable performance.

Product Features:

Direct replacement – this spark plug non fouler is designed for easy installation to protect spark plugs from fouling and damage on specified vehicles
Ideal solution – this non-fouler preserves spark plug life and is a reliable replacement for an original non-fouler that has failed due to corrosion
Durable construction – made from quality components to ensure reliable performance and a long service life
Trustworthy quality – backed by team of product experts in the United States and more than a century of automotive experience

Upgrade your 1991 Lotus Elan with Top-Quality Ignition and Tune-Up Products

When it comes to maintaining or upgrading your 1991 Lotus Elan, nothing is more important than using high-quality OEM or aftermarket parts that you can trust. Whether you’re repairing damage to your Lotus or enhancing its overall performance, Ignition and Tune-Up Products are key to keeping your Elan functioning at its best. At Advance Auto Parts, we offer a wide selection of 19 Ignition and Tune-Up Products for the 1991 Lotus Elan, designed to meet your needs without breaking the bank.

Affordable Prices and Wide Selection

Shopping for Ignition and Tune-Up Products for any vehicle can be a hassle, especially if you’re on a budget. But with Advance Auto Parts, you can find high-quality Ignition and Tune-Up Products for your 1991 Lotus Elan at great prices. Our Ignition and Tune-Up Products inventory for this model ranges from just $2.99 to $23.99, with an average price of $9.51. Our 19 Ignition and Tune-Up Products in stock come from 6 trusted brands, so you’re sure to find the right part for your 1991 Lotus Elan without overspending.

Top Brands and High Customer Satisfaction

Advance Auto Parts takes pride in offering only the best brands in the automotive industry. For your 1991 Lotus Elan, we stock popular OEM and aftermarket Ignition and Tune-Up Products from top names like NGK, Champion, Autolite, and more. NGK Ignition and Tune-Up Products start at just $7.49 and boast an impressive 4.8 stars average rating from customers. Champion and Autolite also bring quality to the table, with Ignition and Tune-Up Products available starting at $2.99, and at an average 4.7 stars rating. With 879 customer reviews and counting, our 1991 Lotus Elan Ignition and Tune-Up Products have a strong track record of reliability, ensuring you can trust your purchase.

Explore Related Parts and More

While you’re here, don’t forget to check out other essential categories that go hand in hand with Ignition and Tune-Up Product upgrades. Explore related part types like Fluids and Chemicals, Brake Parts and more to make sure your 1991 Lotus Elan is always ready to roll. We’re committed to providing you with everything you need to keep your Elan in top shape, all in one place. Start shopping confidently below for your 1991 Lotus Elan!

Best-Selling Spark Plugs for 1991 Lotus Elans

Enhance the driving experience in your Lotus with 19 quality Spark Plug components, starting at $2.99.

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from

$8.49

NGK G-Power Platinum spark plugs are the best single platinum spark plugs at an economical price. G-Power plugs feature a fine wire platinum center electrode and a trapezoidal cut ground electrode that offers increased durability, improved fuel efficiency

Product Features:

SINGLE PLATINUM TIP: Fine wire 0.6 millimeter platinum tip center electrode ensures improved durability and a consistently stable spark
PLATINUM ALLOY: G-Power platinum provides exceptional value with increased performance and longer service intervals than factory nickel plugs
TRAPEZOIDAL CUT GROUND ELECTRODE: Reduces quenching design produces improved ignitability and performance
SOLID COPPER CORE: 98% pure copper core offers superior heat dissipation, conductivity and ultra wide heat ranges
COLD-ROLLED THREADS: Prevents cross-threading and damage to cylinder heads
RECOMMENDED USAGE: Lower cost alternative to double precious metal spark plugs or as an upgrade to OE nickel alloy spark plugs

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$14.99

SINGLE IRIDIUM TIP: Fine wire 0.6 millimeter iridium tip center electrode ensures high durability and a consistently stable spark
IRIDIUM ALLOY CENTER ELECTRODE: Iridium’s density (6x that of platinum) and extremely high melting point is perfect for modern high efficiency engines
TAPERED CUT GROUND ELECTRODE: Reduced quenching design produces outstanding ignitability, improved acceleration, fuel efficiency and durability
SOLID COPPER CORE: 98% pure copper core offers superior heat dissipation, conductivity and ultra wide heat ranges
TRIVALENT METAL PLATING: Delivers superior anti-corrosion and anti-seizing properties, ensuring ease of installation and removal
RECOMMENDED USAGE: Modified or high performance applications, or as an upgrade to OE nickel alloy spark plugs

from

$7.49

NGK V-Power spark plugs offer reliable performance and improved ignitability over standard nickel plugs. Engineered specifically for OE applications, the special V-cut nickel alloy center electrode and concave ground electrode of NGK’s V-Power spark plug

Product Features:

ACTUAL OE or EQUIVALENT DESIGN: OEM quality construction nickel alloy center electrode with V-groove provides consistent performance
RECOMMENDED USAGE: Best for vehicles with OE nickel alloy plugs, not recommended on vehicles with factory precious metal plugs
NGK’s OE CERAMIC TECHNOLOGY: High grade alumina silicate ceramic creates a stronger insulator for optimal dielectric performance
SOLID COPPER CORE: 98% pure copper core offers superior heat dissipation, conductivity and ultra wide heat ranges
COLD-ROLLED THREADS: Prevents cross-threading and damage to cylinder heads
TRIVALENT METAL PLATING: Delivers superior anti-corrosion and anti-seizing properties, ensuring ease of installation and removal

from

$17.99

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 platinum providing the strongest ignitability and the longest life possible. Most Laser Iridium spark plugs feature a platinum pad on the ground electrode for even wear in DIS ignition systems. OE engineered for specific vehicle applications.

Product Features:

ACTUAL OE or EQUIVALENT DESIGN: OEM quality construction fine wire iridium alloy center electrode provides consistent performance
IRIDIUM ALLOY CENTER ELECTRODE: Iridium’s density (6x that of platinum) and extremely high melting point is perfect for modern high efficiency engines
PLATINUM TIP GROUND ELECTRODE: Unless OE specified, platinum protection at the ground electrode provides excellent ignitability and service life
SOLID COPPER CORE: 98% pure copper core offers superior heat dissipation, conductivity and ultra wide heat ranges
TRIVALENT METAL PLATING: Delivers superior anti-corrosion and anti-seizing properties, ensuring ease of installation and removal
RECOMMENDED USAGE: Best for vehicles with OE fine wire iridium alloy plugs
High-Grade Pure Alumina Ceramic: Prevents overheating and ensures reliable starts, enhancing overall engine performance.
Platinum Pad on Ground Electrode: Ensures even wear in distributorless ignition systems, contributing to consistent performance.

from

$6.99

ACTUAL OE or EQUIVALENT DESIGN: OEM quality construction nickel alloy center electrode provides consistent performance
RECOMMENDED USAGE: Best for vehicles with OE nickel alloy plugs, not recommended on vehicles with factory precious metal plugs
NGK’s OE CERAMIC TECHNOLOGY: High grade alumina silicate ceramic creates a stronger insulator for optimal dielectric performance
SOLID COPPER CORE: 98% pure copper core offers superior heat dissipation, conductivity and ultra wide heat ranges
COLD-ROLLED THREADS: Prevents cross-threading and damage to cylinder heads
TRIVALENT METAL PLATING: Delivers superior anti-corrosion and anti-seizing properties, ensuring ease of installation and removal
Triple Gasket Sealing: Prevents combustion gas leakage, ensuring efficient engine performance.

from

$10.99

ACDelco Gold (Professional) Double Platinum Spark Plug are a high quality alternative to Original Equipment (OE) parts. With a copper core and double platinum pads on the center electrode, these plugs are designed to deliver long-lasting performance. These premium aftermarket replacement spark plugs are manufactured to meet your expectations for fit, form, and function. ACDelco Gold (Professional) parts are manufactured to meet your expectations for fit, form, and function, making them a smart choice for General Motors vehicles, as well as most makes and models, including special applications. These high-quality parts are backed by General Motors. Some ACDelco Gold parts may have formerly appeared as ACDelco Professional.

Product Features:

One-piece, fired-in suppressor seal blends three glass types for a gas-tight seal that helps reduce radio frequency and engine interference, regulate spark plug energy, and protect against compression pressures for long life
Double platinum point pad on center and ground electrode offer excellent durability and consistent voltage demands to help reduce wear on ignition system
Pure copper core results in cooler electrode temperature for maximized durability and fouling resistance
Some ACDelco Gold parts may have formerly appeared as ACDelco Professional
Premium aftermarket replacement part
Manufactured to meet specifications for fit, form, and function for General Motors vehicles as well as most makes and models

from

$2.99

Copper Plus spark plug RC9YC4 delivers dependable performance and durability, making it a reliable choice for your vehicle. Featuring a copper core center electrode, it ensures precise heat control and enhanced conductivity, promoting longer life and consistent wear. The nickel-tipped center and ground electrodes provide superior corrosion resistance, ensuring optimal performance even in demanding conditions. Designed to meet ISO and SAE Standards, this spark plug guarantees proven reliability and compatibility with standard replacement needs. Its flat seat type and integrated resistor further enhance functionality, making it a practical solution for maintaining engine efficiency. Choose this spark plug for a balance of quality, durability, and value.

Product Features:

Copper Plus – Dependable Performance.
Copper core center electrode allows for accurate control of heat range for longer life
Patented TinTac and ULTRASEAL coated shell for maximum corrosion resistance
Patented SAC-9 semiconductor resistor for maximum EMI & RFI suppression
Built to ISO and SAE standards for proven performance

from

$10.99

The Iridium TT Spark Plug combines the durability of an OE-style plug with the power and torque of high-performance engineering, making it a standout choice for demanding drivers. Featuring a 0.4mm Iridium center electrode – the world’s smallest diameter – it maximizes firing potential for superior ignition. The 0.7mm needle tip ground electrode promotes higher spark energy while reducing heat quenching, ensuring consistent performance. Built with DENSO’s patented Iridium-Rhodium alloy formula, this spark plug boasts the highest concentration of iridium among competitors, delivering unmatched durability and reliability. The 360-degree laser welding process ensures a robust bond and structural integrity, even under extreme conditions. Designed to withstand temperatures exceeding 4000 Deg F, this plug is engineered for endurance and peak performance. With a flat seat type and iridium center electrode tip, it offers exceptional quality and value for those seeking enhanced engine efficiency and longevity.

Product Features:

0.4mm Iridium Center Electrode: World’s Smallest Diameter that maximizes firing potential
0.7mm Needle Tip Ground Electrode: Promotes higher spark energy and less heat quenching
DENSO Patented Optimized Iridium-Rhodium Alloy Formula: Highest concentration of Iridium vs. competitors for greater durability
DENSO Patented 360 degree laser welding process: Ensuring exceptional quality bond and structural strength with the Iridium Center Electrode
Durability of an OE style plug combined with Power and Torque of high performance.
Withstands temperatures greater than 4000 degree Fahrenheit
Iridium TT

from

$10.99

0.6 mm finewire design improves ignitability
Patented V-trimmed platinum sidewire technology resists wear
OE equivalent design is engineered for every engine
Designed for better overall durability with virtually no gap erosion
Double Iridium-Enhanced Alloy Technology Center Electrode: Offers improved durability and wear resistance for a longer-lasting spark plug.
Designed and Engineered in the USA: Reflects over 100 years of Autolite’s engineering experience and expertise.
Gasket Seat Type: Ensures a secure and proper fit for optimal performance.

from

$4.99

Autolite Platinum spark plugs are crafted for superior performance and durability, making them ideal for older engine applications. Featuring a platinum center electrode firing tip, these spark plugs ensure quicker firing, smoother starts, and enhanced acceleration while boosting fuel efficiency. The platinum firing tip resists gap erosion, extending service life, while the high alumina ceramic insulator offers excellent thermal conductivity and insulation for added strength. A multi-rib insulator prevents flash-over, and the nickel-plated shell resists corrosion for long-lasting reliability. Designed with a flat gasket seat type, these spark plugs provide a secure seal for optimal engine performance. With a mid-projection standard center electrode and nickel ground electrode tip, they deliver consistent performance for demanding conditions. Perfect for performance-grade applications, these spark plugs combine advanced materials and engineering to ensure your engine runs smoothly and efficiently.

Product Features:

Engineered with a platinum firing tip that prevents gap erosion for longer service life.
Its high alumina ceramic insulator provides thermal conductivity and superior insulation for increased strength.
The multi-rib insulator prevents flash-over.
Designed with a nickel-plated shell that is corrosion resistant to provide increased durability for extended life.
Gasket Seat Type: Equipped with a gasket seat type, these spark plugs provide a secure and effective seal for optimal engine performance.

from

$3.99

The copper core center electrode aids in thermal control and improves resistance to fouling.
Its specially engineered high nickel alloy center and ground electrode provides extended life.
The high alumina multi-rib ceramic insulator provides thermal conductivity and superior insulation for increased strength.
Designed with a nickel-plated shell that is corrosion resistant to provide increased durability for extended periods.
The mid-projection standard center electrode design ensures precise spark delivery for consistent engine performance.

from

$6.99

Autolite Double Platinum spark plugs are engineered for exceptional durability and performance, making them an ideal choice for distributor-less ignition system (DIS) engines. Featuring a platinum-to-platinum design, these spark plugs effectively prevent gap erosion, reduce misfires, and extend service life. The yttrium-enhanced ground electrode ensures superior heat transfer, allowing the plugs to withstand high temperatures and pressures for greater longevity. A high alumina ceramic insulator provides optimal thermal conductivity and dielectric strength, while the multi-rib insulator design prevents flash-over for reliable operation. With a mid-projection center electrode and platinum tips on both the center and ground electrodes, these plugs deliver consistent performance and efficiency. Backed by over a century of engineering expertise and a legacy of over 11 billion plugs sold, Autolite guarantees proven quality and reliability. Designed for performance-grade applications, these spark plugs are a smart upgrade over copper and standard platinum options, ensuring your engine runs smoothly and efficiently.

Product Features:

Engineered with a platinum-to-platinum design that prevents gap erosion, extending the life of the spark plug.
The yttrium-Enhanced Ground Electrode delivers superior heat transfer that delivers more durability under high temps and pressure for greater life.
Its high alumina ceramic insulator provides optimum thermal conductivity and dielectric strength.
The multi-rib insulator prevents flash-over.
Proven Quality: Backed by over 100 years of engineering expertise and over 11 billion plugs sold, Autolite delivers exceptional quality and performance.

from

$4.99

Platinum Power- Premium Spark Plug. Powerful Performance.
Platinum center electrode for long life
Fine-wire center electrode for greater ignitability
V-trimmed ground electrode promotes sharper spark focus
Heat-Active alloy allows electrodes to reach optimal temperature
Platinum tipped center wire resists wear and helps to maintain proper gap spec over life of the plug
Platinum Center Electrode: The Champion Platinum Power Spark Plug features a platinum center electrode for extended durability and long-lasting performance.

from

$23.99

ACTUAL OE or EQUIVALENT DESIGN: OEM quality construction fine wire platinum alloy center electrode provides consistent performance
PLATINUM ALLOY CENTER ELECTRODE: Longer wearing and higher temperature resistance compared to traditional nickel spark plugs
PLATINUM TIP GROUND ELECTRODE: Unless OE specified, platinum protection at the ground electrode provides excellent ignitability and service life
SOLID COPPER CORE: 98% pure copper core offers superior heat dissipation, conductivity and ultra wide heat ranges
TRIVALENT METAL PLATING: Delivers superior anti-corrosion and anti-seizing properties, ensuring ease of installation and removal
RECOMMENDED USAGE: Best for vehicles with OE fine wire platinum alloy plugs

from

$9.99

Direct replacement – this spark plug non fouler is designed for easy installation to protect spark plugs from fouling and damage on specified vehicles
Ideal solution – this non-fouler preserves spark plug life and is a reliable replacement for an original non-fouler that has failed due to corrosion
Durable construction – made from quality components to ensure reliable performance and a long service life
Trustworthy quality – backed by team of product experts in the United States and more than a century of automotive experience

from

$6.29

ACDelco GM Original Equipment Conventional Spark Plugs are designed, engineered, and tested to rigorous standards, and are backed by General Motors. These Conventional Spark Plugs are designed for reliability and efficient performance, and are a high quality replacement for many vehicles on the road today. Their high-quality copper cores and outstanding suppression characteristics deliver reliable performance. They are also available for Marine applications. These premium aftermarket replacement spark plugs are manufactured to meet your expectations for fit, form, and function. ACDelco GM Original Equipment parts are the true OE parts installed during the production of or validated by General Motors for GM vehicles. Some ACDelco GM Original Equipment parts may have formerly appeared as GM Genuine Parts (OE) or ACDelco Professional.

Product Features:

GM regularly updates production and service part designs to integrate new materials and technologies
High-Quality Copper Core: Designed with high-quality copper cores for reliable performance and efficient operation.
Nickel Center Electrode Tip: Features a nickel center electrode tip for enhanced durability and consistent performance.
OE Replacement: These spark plugs are true OE parts, originally installed or validated by General Motors for GM vehicles.
Outstanding Suppression Characteristics: Engineered to deliver outstanding suppression characteristics, ensuring smooth and efficient engine performance.
Versatile Applications: Providing a high-quality replacement for a wide range of vehicles.

from

$10.99

Optimal Performance, Durability, Ignitability. The Autolite Iridium Ultra is an engineered OE replacement iridium spark plug featuring a laser-welded 0.5mm proprietary iridium alloy finewire center electrode that ensures optimal fuel efficiency, acceleration, and focused ignitability. Its nickel-plated shell resists corrosion, while the high-alumina ceramic insulator provides increased strength. Additionally, the proprietary platinum sidewire technology enhances durability and performance, making it a top choice for reliable ignition. It also features a resistor type and a flat seat type for added compatibility and performance.

Product Features:

Autolite Iridium Ultra is an engineered OE replacement iridium spark plug.
A laser-welded 0.5mm proprietary iridium alloy finewire center electrode provides optimal fuel efficiency, acceleration and focused ignitability.
Nickel-plated shell to resist corrosion.
High-alumina ceramic insulator for increased strength.
Laser welded 0.5mm Iridium finewire center electrode.
Proprietary platinum sidewire technology.

from

$7.99

ACDelco Gold (Professional) RAPIDFIRE Spark Plugs are a high quality alternative to Original Equipment (OE) parts. These RAPIDFIRE Single Platinum Performance Spark Plugs are designed for everyday use and are a high quality replacement for many vehicles on the road today. These premium aftermarket spark plugs have high-quality suppressors that help prevent misfiring, an improved plug to boot seal, and a pure copper core for greater durability. These premium aftermarket replacement spark plugs are manufactured to meet your expectations for fit, form, and function. ACDelco Gold (Professional) parts are manufactured to meet your expectations for fit, form, and function, making them a smart choice for General Motors vehicles, as well as most makes and models, including special applications. These high-quality parts are backed by General Motors. Some ACDelco Gold parts may have formerly appeared as ACDelco Professional.

Product Features:

Solid state suppressor, with two-piece glass and brass seal, can help reduce radio frequency interference, regulates spark energy for long electrode life, and helps protect against high combustion pressures
Pure copper core provides great heat transfer and helps maximize plug durability
Platinum on center electrode enables superior spark characteristics and can reduce voltage requirements of the ignition system
Ribless insulator helps optimize plug to boot seal
Some ACDelco Gold parts may have formerly appeared as ACDelco Professional
Premium aftermarket replacement part
Manufactured to meet specifications for fit, form, and function for General Motors vehicles as well as most makes and models

from

$8.49

The Champion Iridium Spark Plug (RC8WYPB4) is engineered for maximum performance and longevity, making it a premium choice for your vehicle. Featuring a fine-wire iridium center electrode and a platinum-enhanced ground electrode, this spark plug ensures sharper spark focus and greater ignitability for optimal engine efficiency. Its V-trimmed ground electrode design promotes consistent performance, while the Heat-Active alloy allows the electrodes to quickly reach and maintain stable operating temperatures under all engine loads. Built with a flat seat type and equipped with a resistor, this performance-grade spark plug is designed to deliver exceptional durability and reliability. Whether you’re looking to enhance your vehicle’s ignition system or extend the lifespan of your spark plugs, this iridium plug offers unmatched value and precision.

Product Features:

Champion Iridium – Maximum Performance. Premium Spark Plug
Iridium center electrode delivers maximum life
Fine-wire center electrode and V-trimmed for greater ignitability
V-trimmed ground electrode promotes sharper spark focus
Maintains stable operating temperature under all engine loads
Heat-Active alloy allows electrodes to reach optimal temperature quickly

Top-Rated Ignition and Tune-Up Products Brands For Your 1991 Lotus Elan

Shop for the best-rated brands offering Ignition and Tune-Up Products and other products for your 1991 Lotus Elans. Below you’ll find some of our best rated Ignition and Tune-Up Products from NGK, Champion, and Autolite, and more. Ignition and Tune-Up Products from these brands that fit a 1991 Elan start at just $2.99 and are rated as high as 4.8 stars. OEM and aftermarket Ignition and Tune-Up Products don’t get more top quality, durable, and affordable than from the brands below.

Popular NGK 1991 Lotus Elan Ignition and Tune-Up Products

When it comes to maintaining or upgrading your 1991 Lotus Elan, using quality Ignition and Tune-Up Products is essential to ensure durability and a perfect fit. NGK ticks all of those boxes. We offer a wide selection of NGK Ignition and Tune-Up Products, specifically designed for the 1991 Lotus Elan. With over 3 NGK brand Ignition and Tune-Up Products in stock, you’re sure to find what you need. The prices for these top-notch parts start as low as $7.49, with an average price of just $10.32. Plus, with over 351 customer reviews and an average rating of 4.8 stars, you can trust that our NGK Ignition and Tune-Up Products will get the job done right. Choose Advance Auto Parts for reliability, quality, and expert-approved parts that keep your vehicle running strong.

from $14.99

(113)

Iridium IX Spark Plug (BKR6EIX-11): Enhanced Ignitability & Durability

“Ayuda al motor mas fuerza”

from $7.49

(86)

V-Power Nickel Spark Plug (BKR6E-11): Reliable Ignitability & Performance

“Came pre gapped out of the box.”

from $8.49

(152)

G-Power Platinum Spark Plug (BKR6EGP): Enhanced Durability & Efficiency

“Great spark plugs for import/ Toyota engine”

Popular Champion 1991 Lotus Elan Ignition and Tune-Up Products

Champion auto parts is one of the highest quality Ignition and Tune-Up Product brands in the market. Any 1991 Lotus Elan owner should feel confident when installing genuine Champion parts in their vehicle. To ensure the best fit and performance for your 1991 Elan, Advance Auto Parts carries a full inventory of 2 Champion Ignition and Tune-Up Products. Plus you will be keeping your Lotus in peak condition while saving money because prices on these Champion Ignition and Tune-Up Products range from $2.99 to $4.99, plus, with more than 3 customer reviews and an impressive 4.7 stars average rating, you can be confident the Fram Ignition and Tune-Up Products below will deliver on both quality and value.

from $2.99

(1)

Copper Plus Spark Plug (RC9YC4): Dependable Performance & Durability

“Exact OEM fit for my ’92 Jag – car runs great with them and can’t beat the price – very happy”

from $4.99

(2)

Platinum Power Spark Plug (RC9PYC): Powerful Performance & Durability

“great plug, better than i tought it would be on my 99 neon.”

FAQs for 1991 Lotus Elan Ignition and Tune-Up Products

Which Ignition and Tune-Up Products are best-sellers for 1991 Lotus Elans?

Out of 19 Ignition and Tune-Up Products that fit 1991 Lotus Elans, the following parts are the top sellers:

Iridium XP Fine wire Spark Plug: Improved Durability, More Focused Ignition (15650192) – $10.99
Platinum Spark Plug: Enhanced Durability & Improved Performance (12013889) – $4.99
Copper Resistor Spark Plug: Quick Starts & Reliable Performance (5394163) – $3.99

What’s the price range for 1991 Lotus Elan Ignition and Tune-Up Products?

Ignition and Tune-Up Product prices for the 1991 Lotus Elan start at $2.99 and go up to $23.99 for the most premium parts.

What’s the average price of a Ignition and Tune-Up Product for a 1991 Lotus Elan?

The average price for Ignition and Tune-Up Products for the 1991 Lotus Elan is $9.51. Keep in mind the variety of part types within our Ignition and Tune-Up Product category so you are likely to find a wide range of prices across a variety of parts and components.

Does Advance Auto Parts sell Ignition and Tune-Up Products for other Lotus Elan model years?

Yes, we currently carry Ignition and Tune-Up Products for 15 model years of Lotus Elans between 1962 and 1992. Ignition and Tune-Up Products are bought most frequently for the following model years: 1992, 1990, 1975, 1974, 1973, 1972, 1971, 1970, and 1969.

What are the cheapest Ignition and Tune-Up Products for my 1991 Lotus Elan?

The cheapest 1991 Lotus Elan Ignition and Tune-Up Products we carry in stock are:

Copper Plus Spark Plug (RC9YC4): Dependable Performance & Durability (89011785) – $2.99
Copper Resistor Spark Plug: Quick Starts & Reliable Performance (5394163) – $3.99
Platinum Spark Plug: Enhanced Durability & Improved Performance (12013889) – $4.99
Platinum Power Spark Plug (RC9PYC): Powerful Performance & Durability (5470035) – $4.99
Copper Core Spark Plug: Reliable Performance & Efficient Operation (11400001) – $6.29

What are the top-rated Ignition and Tune-Up Products that fit the 1991 Lotus Elan?

Out of 879 reviews by customers, our 1991 Lotus Elan Ignition and Tune-Up Products have an average customer rating of . These are some of the highest-rated Ignition and Tune-Up Product types for the 1991 Lotus Elan and their top-rated products:

Spark Plugs
- Double Platinum Spark Plug: Long-Lasting Performance & Durability (11400012) – $10.99
- Iridium TT Spark Plug: Ultimate Endurance and Power, 0.4mm Iridium Tip, IQ20TT (10713006) – $10.99
- G-Power Platinum Spark Plug (BKR6EGP): Enhanced Durability & Efficiency (20650261) – $8.49

What types of Ignition and Tune-Up Products do you sell for my 1991 Lotus Elan?

As of 11/2/25, these are some of the most in-demand types of Ignition and Tune-Up Products for a 1991 Lotus Elan:

Spark Plugs
- Spark Plugs
- Spark Plug Non-Foulers

Can I get help with 1991 Lotus Elan Ignition and Tune-Up Product orders?

Contact our customer support team, by chat or phone, through the help desk page, where you can find instant answers about Lotus Ignition and Tune-Up Products and more.

What is your return policy for Lotus Elan Ignition and Tune-Up Products?

Advance Auto Parts keeps returns simple. For new Lotus Elan Ignition and Tune-Up Products and accessories, your online orders can be returned, in their original condition, within 45 days. For requirements, see the returns page.

1991 Lotus Elan Ignition and Tune-Up Products

Autolite Iridium – Iridium XP Fine wire Spark Plug: Improved Durability, More Focused Ignition (Part No.XP3923)

NGK – Standard Nickel Spark Plug (BKR6ES-11): Reliable OE Performance (Part No.5553)

Champion – Copper Plus Spark Plug (N9YC): Dependable Performance & Durability (Part No.300)

Champion – Platinum Power Spark Plug (RC9PYC): Powerful Performance & Durability (Part No.3344)

Champion – Iridium Spark Plug (RN8WYPB3): Maximum Performance & Longevity (Part No.9804)

Champion – Copper Plus Spark Plug (N7YC): Dependable Performance & Durability (Part No.813)

NGK – Standard Nickel Spark Plug (BPR7ES): Reliable OE Performance (Part No.5534)

ACDelco – Conventional Nickel Tip Copper Core Spark Plug: Reliable Performance (Part No.R42XLS)

NGK – Iridium IX Spark Plug (BPR7EIX): Outstanding Acceleration & Durability (Part No.4055)

NGK – Laser Platinum Spark Plug (PFR6G-11): Superior Ignitability & Longevity (Part No.5555)

Champion – Copper Plus Spark Plug (RN9YC): Dependable Performance & Durability (Part No.415)

Autolite – Platinum Spark Plug (AP63): Enhanced Durability & Performance (Part No.AP63)

Champion – Copper Plus Spark Plug (RN7YC): Dependable Performance & Durability (Part No.332)

Autolite – Copper Resistor Spark Plug: Quick Starts & Reliable Performance (Part No.3923)

Dorman – Help – Spark Plug Non-Foulers – 14mm Gasket Seat Long Reach (Part No.42004)

NGK – G-Power Platinum Spark Plug (BKR6EGP): Enhanced Durability & Efficiency (Part No.7092)

NGK – Iridium IX Spark Plug (BKR6EIX-11): Enhanced Ignitability & Durability (Part No.3764)

NGK – V-Power Nickel Spark Plug (BKR6E-11): Reliable Ignitability & Performance (Part No.2756)

NGK – Laser Iridium Spark Plug (IFR6T11): Superior Performance & Durability (Part No.4589)

NGK – Standard Nickel Spark Plug (BKR6ES-11): Reliable OE Performance (Part No.5553)

ACDelco – Double Platinum Spark Plug: Long-Lasting Performance & Durability (Part No.41-801)

Champion – Copper Plus Spark Plug (RC9YC4): Dependable Performance & Durability (Part No.430)

DENSO – Iridium TT Spark Plug: Ultimate Endurance and Power, 0.4mm Iridium Tip, IQ20TT (Part No.4707)

Autolite Iridium – Iridium XP Fine wire Spark Plug: Improved Durability, More Focused Ignition (Part No.XP3923)

Autolite – Platinum Spark Plug: Enhanced Durability & Improved Performance (Part No.AP3923)

Autolite – Copper Resistor Spark Plug: Quick Starts & Reliable Performance (Part No.3923)

Autolite – Double Platinum Spark Plug: Enhanced Durability & Performance (Part No.APP3923)

Champion – Platinum Power Spark Plug (RC9PYC): Powerful Performance & Durability (Part No.3344)

NGK – Laser Platinum Spark Plug (PFR6G-11): Superior Ignitability & Longevity (Part No.5555)

Dorman – Help – Spark Plug Non-Foulers – 14mm Gasket Seat Long Reach (Part No.42004)

ACDelco – Copper Core Spark Plug: Reliable Performance & Efficient Operation (Part No.41-602)

Autolite Iridium – Iridium Ultra Fine wire Spark Plug: Optimal Performance & Durability (Part No.AI3923)

ACDelco – RAPIDFIRE Spark Plug: Enhanced Durability & Performance (Part No.19)

Champion – Iridium Spark Plug (RC8WYPB4): Maximum Performance & Longevity (Part No.9802)