2011 Cadillac CTS Spark Plugs

Essential 2011 Cadillac CTS Spark Plugs

Melling – Stock Replacement Spark Plug Tube (Part No.MSPT-4)

Stock Replacement Spark Plug Tube

from

$11.99
Made In USA. Melling provides spark plug tubes for both domestic and import vehicle applications. Each spark plug tube is manufactured from high quality material to assure the correct fit and function throughout the engines service life. Melling recommends new spark plug tubes with every engine rebuild where they are required.
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NGK – OE Series Laser Iridium Spark Plug: Fine Wire Tip Design, ITR6G9 (Part No.90156)

OE Series Laser Iridium Spark Plug: Fine Wire Tip Design, ITR6G9

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$12.99
NGK Laser Iridium spark plugs offer the best combination of performance and longevity. Engineered specifically for OE applications, Laser Iridium spark plugs are tested to the highest standards to ensure quality and durability. Iridium tipped center electrode provides durability six times harder than platinum. NGKs high grade pure alumina ceramic and 98 percent pure copper core prevents the spark plug from overheating while providing reliable starts. Most Laser Iridium spark plugs feature a platinum pad on the ground electrode for even wear in distributorless ignition systems.

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
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NGK – OE Series Laser Iridium Spark Plug: Fine Wire Tip Design, ILTR7E9 (Part No.90543)

OE Series Laser Iridium Spark Plug: Fine Wire Tip Design, ILTR7E9

from

$11.99
NGK Laser Iridium spark plugs offer the best combination of performance and longevity. Engineered specifically for OE applications, Laser Iridium spark plugs are tested to the highest standards to ensure quality and durability. Iridium tipped center electrode provides durability six times harder than platinum. NGKs high grade pure alumina ceramic and 98 percent pure copper core prevents the spark plug from overheating while providing reliable starts. Most Laser Iridium spark plugs feature a platinum pad on the ground electrode for even wear in distributorless ignition systems.

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
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NGK – OE Series Laser Iridium Spark Plug: Fine Wire Tip Design, ILTR5D (Part No.5476)

OE Series Laser Iridium Spark Plug: Fine Wire Tip Design, ILTR5D

from

$14.99
NGK Laser Iridium spark plugs offer the best combination of performance and longevity. Engineered specifically for OE applications, Laser Iridium spark plugs are tested to the highest standards to ensure quality and durability. Iridium tipped center elect

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
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Motorcraft – Spark Plug (AGSF52C) (Part No.SP-442)

Spark Plug (AGSF52C)

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$3.29
Motorcraft Spark Plugs are original equipment on Ford Motor Company vehicles engineered to meet strict Ford engineering standards to provide original equipment performance and reliability. Delivering performance, reliability and confidence, Motorcraft spa

Product Features:
  • Motorcraft spark plugs are matched to specific engines to provide enhanced durability, eliminate misfires, reduce fuel consumption and optimize emissions.
  • Backed by Motorcraft’s Service Parts Warranty
  • Exact fit for Ford, Lincoln and Mercury vehicles
  • Resistant to oxidation and arc erosion.
  • Multi-rib insulator protects against misfire.
  • Service intervals of up to 100,000 miles.
  • Motorcraft Spark Plugs are designed with high quality materials to provide reliable performance for almost any application.
  • Motorcraft Spark Plugs are what was in the vehicle when it was manufactured
  • Motorcraft ignition components help prevent false check engine lights.
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ACDelco – Iridium Spark Plug: Original Equipment Replacement (Part No.41-118)

Iridium Spark Plug: Original Equipment Replacement

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$9.99
ACDelco GM Original Equipment Iridium Spark Plugs are designed, engineered, and tested to rigorous standards, and are backed by General Motors. They are our latest in spark plug technology and an exact replacement for your vehicle’s original components. Iridium composition provides a high melting point and great strength, and provides excellent wear resistance and durability. 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:
  • Iridium is the latest in spark plug technology and is an exact replacement for vehicles’ original components
  • Iridium composition provides a high melting point and great strength, helps to provide excellent wear resistance and durability
  • Iridium offers excellent engine idle stability, reliable cold starting, quick acceleration and smooth performance
  • Three Piece Fired in Suppressor seal meters spark energy for long electrode life, helps prevent combustion leakage and helps block radio frequencies that can affect vehicle electronics
  • Iridium plugs are laser-welded which provides precision welds, reduces excess debris and wear rate, thus increasing durability
  • 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
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Autolite – Platinum Spark Plug: Fires Cleaner, Easier Starts, Quicker Acceleration (Part No.AP5243)

Platinum Spark Plug: Fires Cleaner, Easier Starts, Quicker Acceleration

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$4.79
Autolite has over 100 years of engineering experience and has sold over 11 billion plugs. Designed and engineered in the USA, Autolite Platinum spark plugs provide a center wire platinum firing tip which provides reduced gap erosion, fewer misfires, better performance and increased durability. Consider upgrading to Autolite Double Platinum or Iridium XP spark plugs for increased performance.

Product Features:
  • High nickel alloy side electrode maintains precise gap
  • Full platinum tip assures virtually no gap erosion for long life
  • Necked-down center electrode fires quicker, cleaner with less voltage for easier starts, quicker acceleration and improved fuel economy (as compared to standard plugs)
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DENSO – Iridium Long Life Spark Plug (Part No.F1000336990ND)

Iridium Long Life Spark Plug

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$12.35
The DENSO Iridium Long Life spark plug was specifically designed for long service life and consistent performance in the latest, most advanced production cars DENSO’s patented iridium alloy is more durable than even platinum, allowing the center electrode to be shrunk to only 0.7mm in diameter. This produces a dramatic improvement in ignitability and spark plug life. Closely related to platinum and exhibiting even tougher qualities, the rare metal iridium is an ideal material for spark plugs. A fine-wire, 0.7mm iridium center electrode is 360-degree laser welded in place using an exclusive DENSO process, and then matched to a platinum ground electrode. This pair of precision-formed, premium-metal electrodes dramatically extends the plug’s useful life.

Product Features:
  • Fine-wire iridium center electrode
  • Platinum ground electrode
  • 360 degree laser-welded spark tip
  • Sustained spark performance over 100,000 miles
  • Withstands higher pressures and temperatures
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ACDelco – Iridium Spark Plug: Original Equipment Replacement (Part No.41-104)

Iridium Spark Plug: Original Equipment Replacement

from

$11.99
ACDelco GM Original Equipment Iridium Spark Plugs are designed, engineered, and tested to rigorous standards, and are backed by General Motors. They are our latest in spark plug technology and an exact replacement for your vehicle’s original components. Iridium composition provides a high melting point and great strength, and provides excellent wear resistance and durability. 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:
  • Iridium is the latest in spark plug technology and is an exact replacement for vehicles’ original components
  • Iridium composition provides a high melting point and great strength, helps to provide excellent wear resistance and durability
  • Iridium offers excellent engine idle stability, reliable cold starting, quick acceleration and smooth performance
  • Three Piece Fired in Suppressor seal meters spark energy for long electrode life, helps prevent combustion leakage and helps block radio frequencies that can affect vehicle electronics
  • Iridium plugs are laser-welded which provides precision welds, reduces excess debris and wear rate, thus increasing durability
  • 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
  • Resistor Type: Equipped with a resistor to help reduce radio frequency interference, ensuring smooth engine performance.
  • Conical Seat Type: Features a conical seat type for a secure fit and optimal performance in GM vehicles.
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NGK – G-Power Spark Plug: Single Platinum Tip Design, BKR6EGP (Part No.7092)

G-Power Spark Plug: Single Platinum Tip Design, BKR6EGP

from

$6.29
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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GM Genuine Parts – Spark Plug Wire Heat Shield (Part No.8006)

Spark Plug Wire Heat Shield

from

$8.49
ACDelco GM Original Equipment Spark Plug Heat Shields help protect the spark plug insulator and plug wire boot from the heat of the exhaust manifold, and are GM-recommended replacements for your vehicle’s original components. These original equipment heat shields have been manufactured to fit your GM vehicle, providing the same performance, durability, and service life you expect from General Motors.

Product Features:
  • Helps protect spark plug boot from cracking and deteriorating from heat
  • GM-recommended replacement part for your GM vehicle’s original factory component
  • Offering the quality, reliability, and durability of GM OE
  • Manufactured to GM OE specification for fit, form, and function
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Felpro – Spark Plug Tube Seal Set (Part No.ES 72393)

Spark Plug Tube Seal Set

from

$51.99
Fel-Pro gaskets offer 100% vehicle sealing with application-specific materials to give you sealing solutions with the performance and durability professionals trust

Product Features:
  • Meets or exceeds all original equipment specifications
  • Application specific design to ensure a perfect fit
  • Engineered and manufactured specifically for the repair environment
  • Unsurpassed quality you can trust
  • Validated for fit, form, and function
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2011 Cadillac CTS Spark Plugs

Maybe you’re in the middle of a full rebuild of that 2011 Cadillac CTS. Maybe you just need a couple of Spark Plugs. Either way, Advance Auto Parts has 45 different Spark Plugs in our inventory ranging from $3.99 to $51.99. That means you can find the exact parts or products you need to keep that 2011 Cadillac CTS running smoothly.

Spark Plugs are only as good as their brand. We stock 11 different brands to make sure you have plenty of trusted parts to choose from for your 2011 Cadillac CTS. Autolite, E3, and ACDelco are just some of the brands we stock. Search for brands you know or compare prices and reviews to help you decide!

We know you’ll find the perfect Spark Plugs for your 2011 Cadillac CTS, but don’t take our word for it – read our customer ratings and reviews and buy with confidence. Out of the 4,661 reviews in this category, some of the top rated parts include Iridium TT Spark Plug: Ultimate Endurance and Power, 0.4mm Iridium Tip, ITV20TT with 4.6 stars and OE Series Laser Iridium Spark Plug: Fine Wire Tip Design, ILTR6E11 with 4.8 stars.

So if you’re in the market for aftermarket Spark Plugs to keep your 2011 Cadillac CTS rolling for years to come, look no further. Shop online and have your products shipped direct to your door, or pick up at the nearest Advance Auto Parts location today!

Spark Plugs Brands To Make Your 2011 Cadillac CTS Last

Simple repair, complete replacement, or a full rebuild. No matter the job, your 2011 Cadillac CTS demands trusted brand parts and products to keep it running. Many trusted brands of Spark Plugs make up Advance Auto Parts’ inventory, and all are ready to help make your CTS the best it can be. Be sure to browse some of our top Spark Plugs brands and parts.

FAQs for 2011 Cadillac CTS Spark Plugs

What are the most purchased Spark Plugs for the 2011 Cadillac CTS?

Out of 45 Spark Plugs for the 2011 Cadillac CTS, the most popular in our inventory are:

What are the top-rated 2011 Cadillac CTS Spark Plugs?

Top-rated Spark Plugs for your 2011 Cadillac CTS based on customer reviews/ratings are:
Iridium TT Spark Plug: Ultimate Endurance and Power, 0.4mm Iridium Tip, ITV20TT
from $10.99
(14)
Iridium TT Spark Plug: Ultimate Endurance and Power, 0.4mm Iridium Tip, ITV20TT
“Fantastic plugs, remember do NOT gap them (they come pre-gapped).”
OE Series Laser Iridium Spark Plug: Fine Wire Tip Design, ILTR6E11
from $14.99
(5)
OE Series Laser Iridium Spark Plug: Fine Wire Tip Design, ILTR6E11
“Installed and worked great”
Iridium IX Spark Plug: Single Iridium Fine Wire, TR6IX
from $11.99
(5)
Iridium IX Spark Plug: Single Iridium Fine Wire, TR6IX
“Using in my Harley 04 and just installed in 99 ranger 4×4, great improvement in both.”