{
    "lazyNodes": false,
    "abFitnotesFlag": false,
    "abCrawlReviews": false,
    "productOptionsCookie": false,
    "orderDelayFlag": false,
    "skipSessionCookie": false,
    "covidMessage": false,
    "fullTitleCookie": false,
    "nrLoggerCookie": false,
    "checkoutReviewCookie": false,
    "productOptionSeqCookie": false,
    "maintenanceFlag": false,
    "bufferETACookie": false,
    "multiShippingDiscountFlag": false,
    "newFitmentFlag": false,
    "surveyOptInFlag": false,
    "crossSellFlag": false,
    "skuMappingFlag": false,
    "paySplitCookie": false,
    "callDisableFlag": false,
    "zipPaymentFlag": "u",
    "hassleFreeReturn": false,
    "lifetimeReplacement": false,
    "cpn_off": false
}
0
0
Price Match Guarantee
60-Day Returns
Lifetime Replacement
Price Match Guarantee
60-Day Returns
Lifetime Replacement
Select your vehicle

Mercury Marauder Spark Plugs

Refine by:
See All

Shop Catalog

Showing 1 - 15 of 54 results
Display item:
15
30
45
Sort by:
6747 Platinum Series Spark Plug, Sold individually
Bosch®
6747 Platinum Series Spark Plug, Sold individually
Part Number: BS6747
Vehicle Info Required to Guarantee Fit
$4.99
Product Details
Notes : (1) Ground Electrode; 16 mm Hex Size; 6000 Ohms Resistance; 4-Cycle Spark Plug Type; Nickel-Yttrium Ground Electrode Tip; Standard Ground Configuration; Standard Ground Electrode Tip; Non-Projected Ceramic Insulator; Tapered Seat Type; With ResistorSeries : Platinum SeriesElectrode Tip Material : Platinum Electrode TipQuantity Sold : Sold individuallyWarranty : 1-year Bosch limited warrantyPromotions : European Vehicle PartsElectrode Core Material : Nickel-Yttrium, Copper, and Platinum Electrode CoreReach : 17.5 mm ReachGap Size : 1.3 mmRecommended Use : OE ReplacementProduct Fit : Direct FitHeat Range : 7Thread Size : 14 mm
7971 OE/Specialty Spark Plug Series Spark Plug, Sold individually
Bosch®
7971 OE/Specialty Spark Plug Series Spark Plug, Sold individually
Part Number: BS7971
Vehicle Info Required to Guarantee Fit
$2.49
Product Details
Notes : 5/8 in. hex size; Projected tip; Removable nut terminal type; Tapered seat styleSeries : OE/Specialty Spark Plug SeriesSpark Plug Code : HR8DCX+Electrode Tip Material : Nickel-yttrium Electrode TipQuantity Sold : Sold individuallyWarranty : 1-year Bosch limited warrantyProp 65 Warning :

Warning SymbolWARNING: This product can expose you to chemical which is known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov.

Promotions : European Vehicle PartsElectrode Core Material : Copper Electrode CoreReach : 17.55 mm ReachGap Size : 1.1 mmHeat Range : 8Thread Size : 14 mm thread size
AP104 Platinum Series Spark Plug, Sold individually
Autolite®
AP104 Platinum Series Spark Plug, Sold individually
Part Number: ALTAP104
Vehicle Info Required to Guarantee Fit
$6.99
Product Details
Notes : 5000 82 Resistance; 5/8 in. Hex Size; (1) Ground Electrode Quantity; Standard Center Electrode Design; Mid Projection Tip Configuration; Stud Electrical Terminal Type; Nickel Ground Electrode Core Material; Tapered Ground Electrode Tip Design; Nickel Ground Electrode Tip Material; Ceramic Insulator Material; Tapered Seat TypeSeries : Platinum SeriesElectrode Tip Material : Platinum Electrode TipQuantity Sold : Sold individuallyWarranty : 4-year Autolite limited warrantyProp 65 Warning :

Warning SymbolWARNING: This product can expose you to chemical which is known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov.

Electrode Core Material : Copper Electrode CoreReach : 0.68 in. ReachGap Size : 0.05 in.Thread Size : 14 mm
XP104 Iridium XP Series Spark Plug, Sold individually
Autolite®
XP104 Iridium XP Series Spark Plug, Sold individually
Part Number: ALTXP104
Vehicle Info Required to Guarantee Fit
$11.49
Product Details
Notes : 5000 82 Resistance; 5/8 in. Hex Size; (1) Ground Electrode Quantity; Fine Wire Center Electrode Design; Mid Projection Tip Configuration; Stud Electrical Terminal Type; Nickel Ground Electrode Core Material; Tapered Ground Electrode Tip Design; Platinum Ground Electrode Tip Material; Ceramic Insulator Material; Tapered Seat TypeSeries : Iridium XP SeriesElectrode Tip Material : Iridium Electrode TipQuantity Sold : Sold individuallyWarranty : Lifetime Autolite limited warrantyProp 65 Warning :

Warning SymbolWARNING: This product can expose you to chemical which is known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov.

Electrode Core Material : Copper Electrode CoreReach : 0.68 in. ReachGap Size : 0.05 in.Thread Size : 14 mm
R42LTS Professional Conventional Series Spark Plug, Sold individually
AC Delco®
R42LTS Professional Conventional Series Spark Plug, Sold individually
Part Number: ACR42LTS
Vehicle Info Required to Guarantee Fit
$2.99
Product Details
Notes : 5/8 in. hex size; Tapered seat styleSeries : Professional Conventional SeriesSpark Plug Code : R42LTSElectrode Tip Material : Nickel alloy Electrode TipQuantity Sold : Sold individuallyWarranty : 24-months or unlimited mile AC Delco limited warrantyProp 65 Warning :

Warning SymbolWARNING: This product can expose you to chemical which is known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov.

Electrode Core Material : Copper Electrode CoreReach : 17.55 mm ReachGap Size : 0.032 in.Thread Size : 14 mm thread size
SET-ACR42LTS-8 Professional Conventional Series Spark Plug, Set of 8
AC Delco®
SET-ACR42LTS-8 Professional Conventional Series Spark Plug, Set of 8
Part Number: SET-ACR42LTS-8
Vehicle Info Required to Guarantee Fit
$26.99
Product Details
Series : Professional Conventional SeriesSpark Plug Code : R42LTSElectrode Tip Material : Nickel alloy Electrode TipQuantity Sold : Set of 8Warranty : 24-months or unlimited mile AC Delco limited warrantyProp 65 Warning :

Warning SymbolWARNING: This product can expose you to chemical which is known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov.

Electrode Core Material : Copper Electrode CoreReach : 17.55 mm ReachGap Size : 0.032 in.Thread Size : 14 mm thread size
4511 Platinum TT Series Spark Plug, Sold individually
Denso®
4511 Platinum TT Series Spark Plug, Sold individually
Part Number: NP4511
Vehicle Info Required to Guarantee Fit
$12.49
Product Details
Notes : 5/8 in. hex size; Solid terminal type; Tapered seat style; Twin tip design; Titanium enhanced ground electrode; Machine rolled threadsSeries : Platinum TT SeriesSpark Plug Code : PT16TTElectrode Tip Material : Platinum Electrode TipQuantity Sold : Sold individuallyWarranty : 1-year Denso limited WarrantyProp 65 Warning :

Warning SymbolWARNING: This product can expose you to chemical which is known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov.

Electrode Core Material : Copper Electrode CoreReach : 18 mm ReachGap Size : 1 mmHeat Range : 16Thread Size : 14 mm thread size
SET-NP4511-8 Platinum TT Series Spark Plug, Set of 8
Denso®
SET-NP4511-8 Platinum TT Series Spark Plug, Set of 8
Part Number: SET-NP4511-8
Vehicle Info Required to Guarantee Fit
$40.99
Product Details
Series : Platinum TT SeriesSpark Plug Code : PT16TTElectrode Tip Material : Platinum Electrode TipQuantity Sold : Set of 8Warranty : 1-year Denso limited WarrantyProp 65 Warning :

Warning SymbolWARNING: This product can expose you to chemical which is known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov.

Electrode Core Material : Copper Electrode CoreReach : 18 mm ReachGap Size : 1 mmHeat Range : 16Thread Size : 14 mm thread size
SET-NP4511-10 Platinum TT Series Spark Plug, Set of 10
Denso®
SET-NP4511-10 Platinum TT Series Spark Plug, Set of 10
Part Number: SET-NP4511-10
Vehicle Info Required to Guarantee Fit
$47.49
Product Details
Series : Platinum TT SeriesSpark Plug Code : PT16TTElectrode Tip Material : Platinum Electrode TipQuantity Sold : Set of 10Warranty : 1-year Denso limited WarrantyProp 65 Warning :

Warning SymbolWARNING: This product can expose you to chemical which is known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov.

Electrode Core Material : Copper Electrode CoreReach : 18 mm ReachGap Size : 1 mmHeat Range : 16Thread Size : 14 mm thread size
4713 Iridium TT Series Spark Plug, Sold individually
Denso®
4713 Iridium TT Series Spark Plug, Sold individually
Part Number: NP4713
Vehicle Info Required to Guarantee Fit
$14.49
Product Details
Notes : 16 mm Hex Size; (1) Ground Electrode; Tapered Seat Type; Platinum Twin-Tip Ground Electrode Tip Design; Twin-Tip ConfigurationSeries : Iridium TT SeriesElectrode Tip Material : Iridium-Rhodium Alloy Electrode TipQuantity Sold : Sold individuallyWarranty : 1-year or 12,000-mile Denso limited warrantyProp 65 Warning :

Warning SymbolWARNING: This product can expose you to chemical which is known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov.

Electrode Core Material : Nickel Copper Alloy Electrode CoreReach : 0.71 in. ReachGap Size : 0.04 in.Recommended Use : OE ReplacementHeat Range : 16Thread Size : 0.55 in.
SET-NP4713-8 Iridium TT Series Spark Plug, Set of 8
Denso®
SET-NP4713-8 Iridium TT Series Spark Plug, Set of 8
Part Number: SET-NP4713-8
Vehicle Info Required to Guarantee Fit
$64.49
Product Details
Series : Iridium TT SeriesElectrode Tip Material : Iridium-Rhodium Alloy Electrode TipQuantity Sold : Set of 8Warranty : 1-year or 12,000-mile Denso limited warrantyProp 65 Warning :

Warning SymbolWARNING: This product can expose you to chemical which is known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov.

Electrode Core Material : Nickel Copper Alloy Electrode CoreReach : 0.71 in. ReachGap Size : 0.04 in.Heat Range : 16Recommended Use : OE ReplacementThread Size : 0.55 in.
SET-NP4713-10 Iridium TT Series Spark Plug, Set of 10
Denso®
SET-NP4713-10 Iridium TT Series Spark Plug, Set of 10
Part Number: SET-NP4713-10
Vehicle Info Required to Guarantee Fit
$77.99
Product Details
Series : Iridium TT SeriesElectrode Tip Material : Iridium-Rhodium Alloy Electrode TipQuantity Sold : Set of 10Warranty : 1-year or 12,000-mile Denso limited warrantyProp 65 Warning :

Warning SymbolWARNING: This product can expose you to chemical which is known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov.

Electrode Core Material : Nickel Copper Alloy Electrode CoreReach : 0.71 in. ReachGap Size : 0.04 in.Heat Range : 16Recommended Use : OE ReplacementThread Size : 0.55 in.
5325 Iridium Power Series Spark Plug, Sold individually
Denso®
5325 Iridium Power Series Spark Plug, Sold individually
Part Number: NP5325
Vehicle Info Required to Guarantee Fit
$13.99
Product Details
Notes : 5/8 in. hex size; Removable nut terminal type; Tapered seat style; Machine rolled threads; 0.4 mm center electrode; Iridium power electrode configurationSeries : Iridium Power SeriesSpark Plug Code : IT16Quantity Sold : Sold individuallyWarranty : 1-year Denso limited WarrantyProp 65 Warning :

Warning SymbolWARNING: This product can expose you to chemical which is known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov.

Electrode Core Material : Copper Electrode CoreReach : 18 mm ReachGap Size : 1.1 mmHeat Range : 16Thread Size : 14 mm thread size
SET-NP5325-8 Iridium Power Series Spark Plug, Set of 8
Denso®
SET-NP5325-8 Iridium Power Series Spark Plug, Set of 8
Part Number: SET-NP5325-8
Vehicle Info Required to Guarantee Fit
$60.99
Product Details
Series : Iridium Power SeriesSpark Plug Code : IT16Quantity Sold : Set of 8Warranty : 1-year Denso limited WarrantyProp 65 Warning :

Warning SymbolWARNING: This product can expose you to chemical which is known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov.

Electrode Core Material : Copper Electrode CoreReach : 18 mm ReachGap Size : 1.1 mmHeat Range : 16Thread Size : 14 mm thread size
SET-NP5325-10 Iridium Power Series Spark Plug, Set of 10
Denso®
SET-NP5325-10 Iridium Power Series Spark Plug, Set of 10
Part Number: SET-NP5325-10
Vehicle Info Required to Guarantee Fit
$73.49
Product Details
Series : Iridium Power SeriesSpark Plug Code : IT16Quantity Sold : Set of 10Warranty : 1-year Denso limited WarrantyProp 65 Warning :

Warning SymbolWARNING: This product can expose you to chemical which is known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov.

Electrode Core Material : Copper Electrode CoreReach : 18 mm ReachGap Size : 1.1 mmHeat Range : 16Thread Size : 14 mm thread size
Page 1 of 4 | Showing 1 - 15 of 54 results

Top Rated Products

AC Delco SET-ACR42LTS-8 Professional Conventional Series Spark Plug, Set of 8
$29.49( Review)
Works great
Lester J.
VERIFIED PURCHASER
Denso SET-NP4511-8 Platinum TT Series Spark Plug, Set of 8
$40.99( Review)
Great item and fast shipping
Timothy M.
VERIFIED PURCHASER

Product Questions & Answers

Denso 5325 Iridium Power Series Spark Plug, Sold individually
$13.99
Q:Do y’all use Denso plugs in your personal vehicles?
Ronnie S.
A:BEST ANSWERHi Ronnie, I'm pleased to assist you. Yes, as a matter of fact, I have Denso plugs on my ride. It's been years and still performing well. Iridium is very good! If interested in this plug, use the link below to order at 29% off the regular price today while supplies last. I hope this is helpful. Enjoy your CarParts.com online shopping experience! https://www.carparts.com/spark-plug/denso/np5325?can=CPGG4850_CSQA_20230105 Show less
Grace G.
 
1 Question, 1 AnswerView all Q&As >

Helpful Automotive Resources

Why Won’t My Car Start?
Why Won’t My Car Start?Unfortunately, the answer isn’t always straightforward. You might be surprised to find out how many issues can potentially prevent your car from starting. Common Reasons Why Your Car Might Not Start
P0354 Code: Ignition Coil “D” Primary/Secondary Circuit
P0354 Code: Ignition Coil “D” Primary/Secondary CircuitThere are several types of ignition systems, including a distributor, coil pack, or coil on plug (COP) type systems. Typically, code P0354 is set in a COP system. There are several types of ignition systems, including a distributor, coil pack, or coil on plug (COP) type systems.
P0316 Code: Engine Misfire Detected on Startup (First 1000 Revolutions)
P0316 Code: Engine Misfire Detected on Startup (First 1000 Revolutions)Diagnostic trouble code (DTC) stands for “Engine Misfire Detected on Startup (First 1000 Revolutions).” Basically, if one or more of the engine’s cylinders misfires during the engine’s first 1,000 revolutions, the PCM sets code P0316.