{
    "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
}
1999 Jeep Grand Cherokee
1
0
Price Match Guarantee
60-Day Returns
Lifetime Replacement
Price Match Guarantee
60-Day Returns
Lifetime Replacement
1999 Jeep Grand Cherokee

1999 Jeep Grand Cherokee Spark Plugs

Refine by:
See All

Shop Catalog

Showing 1 - 15 of 56 results
Display item:
15
30
45
Sort by:
Platinum Series Spark Plug, Sold individually
Autolite®
Platinum Series Spark Plug, Sold individually
Part Number: ALTAP5224
Guaranteed to Fit
$9.99
Vehicle Fitment
  • 1999 Jeep Grand Cherokee Laredo 8 Cyl 4.7L
  • 1999 Jeep Grand Cherokee Limited 8 Cyl 4.7L
Product Details
Notes : 4000 82 Resistance; 5/8 in. Hex Size; (1) Ground Electrode Quantity; Standard Center Electrode Design; Long 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; Flat 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 : 0.75 in. ReachGap Size : 0.04 in.Thread Size : 14 mm
Spark Plug, Sold individually
Crown®
Spark Plug, Sold individually
Part Number: 56041402AB
Guaranteed to Fit
$11.99
Vehicle Fitment
  • 1999 Jeep Grand Cherokee Limited 6 Cyl 4.0L Rc12Ecc, Set Plug Gap To Manufacturers Recommended Setting
  • 1999 Jeep Grand Cherokee Laredo 6 Cyl 4.0L Rc12Ecc, Set Plug Gap To Manufacturers Recommended Setting
Product Details
Notes : 5/8 in. hex size; 0.29 in. projected tip; Gasket seat styleSpark Plug Code : RC12ECCElectrode Tip Material : Copper Electrode TipReplaces OE Number : RC12ECC, 56041402, SP0RC12ECC, SP000ZFR5NQuantity Sold : Sold individuallyWarranty : 1 year or 12,000-mile Crown 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 : 19 mm ReachHeat Range : 12Thread Size : 14 mm thread size
Iridium XP Series Spark Plug, Sold individually
Autolite®
Iridium XP Series Spark Plug, Sold individually
Part Number: ALTXP5224
Guaranteed to Fit
$13.49
Vehicle Fitment
  • 1999 Jeep Grand Cherokee Laredo 8 Cyl 4.7L
  • 1999 Jeep Grand Cherokee Limited 8 Cyl 4.7L
Product Details
Notes : 4000 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; Flat 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 : 0.75 in. ReachGap Size : 0.04 in.Thread Size : 14 mm
Ruthenium HX Series Spark Plug, Sold individually
NGK®
Ruthenium HX Series Spark Plug, Sold individually
Part Number: NG94279
Guaranteed to Fit
$18.49
Vehicle Fitment
  • 1999 Jeep Grand Cherokee Laredo 8 Cyl 4.7L
  • 1999 Jeep Grand Cherokee Limited 8 Cyl 4.7L
Product Details
Notes : 1.25 mm Thread Pitch; 16 mm Hex Size; 0.6 mm Projected Fine Wire Ruthenium Center Electrode; 5000 Ohms Resistance; (1) Fine Wire Platinum Ground Electrode; Gasket Seat Type; Solid Terminal TypeSeries : Ruthenium HX SeriesElectrode Tip Material : Ruthenium Electrode TipReplaces OE Number : 94279, 41602, 12129069877, 0SP00479, 19185432, 948200494, 9008091181, 12290PGEA01, MS322771, A0031598003, 22401AA370, 101905616, 8642660, NLP000020L, A120E6352SQuantity Sold : Sold individuallyWarranty : 60-day NGK 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 : 19 mm ReachGap Size : 0.04 in.Interchange Part Number : 94279, 41602, 12129069877, 0SP00479, 19185432, 948200494, 9008091181, 12290PGEA01, MS322771, A0031598003, 22401AA370, 101905616, 8642660, NLP000020L, A120E6352SHeat Range : 6Thread Size : 14 mm thread size
Ruthenium HX Series Spark Plug, Set of 8
NGK®
Ruthenium HX Series Spark Plug, Set of 8
Part Number: SET-NG94279-8
Guaranteed to Fit
$86.49
Vehicle Fitment
  • 1999 Jeep Grand Cherokee Laredo 8 Cyl 4.7L Gap 0.044in
  • 1999 Jeep Grand Cherokee Limited 8 Cyl 4.7L Gap 0.044in
Product Details
Series : Ruthenium HX SeriesElectrode Tip Material : Ruthenium Electrode TipReplaces OE Number : 94279, 41602, 12129069877, 0SP00479, 19185432, 948200494, 9008091181, 12290PGEA01, MS322771, A0031598003, 22401AA370, 101905616, 8642660, NLP000020L, A120E6352SQuantity Sold : Set of 8Warranty : 60-day NGK 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 : 19 mm ReachGap Size : 0.04 in.Interchange Part Number : 94279, 41602, 12129069877, 0SP00479, 19185432, 948200494, 9008091181, 12290PGEA01, MS322771, A0031598003, 22401AA370, 101905616, 8642660, NLP000020L, A120E6352SHeat Range : 6Thread Size : 14 mm thread size
Ruthenium HX Series Spark Plug, Set of 10
NGK®
Ruthenium HX Series Spark Plug, Set of 10
Part Number: SET-NG94279-10
Guaranteed to Fit
$104.99
Vehicle Fitment
  • 1999 Jeep Grand Cherokee Laredo 8 Cyl 4.7L
  • 1999 Jeep Grand Cherokee Limited 8 Cyl 4.7L
Product Details
Series : Ruthenium HX SeriesElectrode Tip Material : Ruthenium Electrode TipReplaces OE Number : 94279, 41602, 12129069877, 0SP00479, 19185432, 948200494, 9008091181, 12290PGEA01, MS322771, A0031598003, 22401AA370, 101905616, 8642660, NLP000020L, A120E6352SQuantity Sold : Set of 10Warranty : 60-day NGK 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 : 19 mm ReachGap Size : 0.04 in.Interchange Part Number : 94279, 41602, 12129069877, 0SP00479, 19185432, 948200494, 9008091181, 12290PGEA01, MS322771, A0031598003, 22401AA370, 101905616, 8642660, NLP000020L, A120E6352SHeat Range : 6Thread Size : 14 mm thread size
Ruthenium HX Series Spark Plug, Set of 12
NGK®
Ruthenium HX Series Spark Plug, Set of 12
Part Number: SET-NG94279-12
Guaranteed to Fit
$123.49
Vehicle Fitment
  • 1999 Jeep Grand Cherokee Laredo 8 Cyl 4.7L
  • 1999 Jeep Grand Cherokee Limited 8 Cyl 4.7L
Product Details
Series : Ruthenium HX SeriesElectrode Tip Material : Ruthenium Electrode TipReplaces OE Number : 94279, 41602, 12129069877, 0SP00479, 19185432, 948200494, 9008091181, 12290PGEA01, MS322771, A0031598003, 22401AA370, 101905616, 8642660, NLP000020L, A120E6352SQuantity Sold : Set of 12Warranty : 60-day NGK 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 : 19 mm ReachGap Size : 0.04 in.Interchange Part Number : 94279, 41602, 12129069877, 0SP00479, 19185432, 948200494, 9008091181, 12290PGEA01, MS322771, A0031598003, 22401AA370, 101905616, 8642660, NLP000020L, A120E6352SHeat Range : 6Thread Size : 14 mm thread size
Iridium IX Series Spark Plug, Sold individually
NGK®
Iridium IX Series Spark Plug, Sold individually
Part Number: NG6441
Guaranteed to Fit
$14.49
Vehicle Fitment
  • 1999 Jeep Grand Cherokee Laredo 8 Cyl 4.7L
  • 1999 Jeep Grand Cherokee Limited 8 Cyl 4.7L
Product Details
Notes : Iridium Long Life; Ships to U.S. addresses only. Cannot be shipped internationally.Series : Iridium IX SeriesSpark Plug Code : ZFR6FIX-11Electrode Tip Material : Iridium Electrode TipReplaces OE Number : FR7LII33X, 9803, IK16L, XP5224, 6441, 99906910X9020, MZ602069, 1UNH18110, BY481ZFR6F, QSP3Quantity Sold : Sold individuallyWarranty : 60-day NGK 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 : 19 mm ReachGap Size : 1.1 mmInterchange Part Number : FR7LII33X, 9803, IK16L, XP5224, 6441, 99906910X9020, MZ602069, 1UNH18110, BY481ZFR6F, QSP3Heat Range : 6Thread Size : 14 mm thread size
Iridium IX Series Spark Plug, Set of 8
NGK®
Iridium IX Series Spark Plug, Set of 8
Part Number: SET-NG6441-8
Guaranteed to Fit
$61.99
Vehicle Fitment
  • 1999 Jeep Grand Cherokee Laredo 8 Cyl 4.7L Gap 0.044
  • 1999 Jeep Grand Cherokee Limited 8 Cyl 4.7L Gap 0.044
Product Details
Series : Iridium IX SeriesSpark Plug Code : ZFR6FIX-11Electrode Tip Material : Iridium Electrode TipReplaces OE Number : FR7LII33X, 9803, IK16L, XP5224, 6441, 99906910X9020, MZ602069, 1UNH18110, BY481ZFR6F, QSP3Quantity Sold : Set of 8Warranty : 60-day NGK 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 : 19 mm ReachGap Size : 1.1 mmInterchange Part Number : FR7LII33X, 9803, IK16L, XP5224, 6441, 99906910X9020, MZ602069, 1UNH18110, BY481ZFR6F, QSP3Heat Range : 6Thread Size : 14 mm thread size
Iridium IX Series Spark Plug, Set of 10
NGK®
Iridium IX Series Spark Plug, Set of 10
Part Number: SET-NG6441-10
Guaranteed to Fit
$74.49
Vehicle Fitment
  • 1999 Jeep Grand Cherokee Laredo 8 Cyl 4.7L
  • 1999 Jeep Grand Cherokee Limited 8 Cyl 4.7L
Product Details
Series : Iridium IX SeriesSpark Plug Code : ZFR6FIX-11Electrode Tip Material : Iridium Electrode TipReplaces OE Number : FR7LII33X, 9803, IK16L, XP5224, 6441, 99906910X9020, MZ602069, 1UNH18110, BY481ZFR6F, QSP3Quantity Sold : Set of 10Warranty : 60-day NGK 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 : 19 mm ReachGap Size : 1.1 mmInterchange Part Number : FR7LII33X, 9803, IK16L, XP5224, 6441, 99906910X9020, MZ602069, 1UNH18110, BY481ZFR6F, QSP3Heat Range : 6Thread Size : 14 mm thread size
Super Series Spark Plug, Sold individually
Bosch®
Super Series Spark Plug, Sold individually
Part Number: BS7562
Guaranteed to Fit
$9.99
Vehicle Fitment
  • 1999 Jeep Grand Cherokee Laredo 8 Cyl 4.7L Gap 0.040 In; Replacement Item
  • 1999 Jeep Grand Cherokee Limited 8 Cyl 4.7L Gap 0.040 In; Replacement Item
Product Details
Notes : 1.25 mm Thread Pitch; 16 mm Hex Size; Gasket Seat Type; Removable Nut Terminal Type; 2.5 mm Center Electrode Size; Standard Type; Projected; (1) Standard; Taper-Cut Shape; With ResistorSeries : Super SeriesElectrode Tip Material : Nickel alloy 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 : Nickel Ground Electrode CoreReach : 16 mm ReachGap Size : 1.1 mmHeat Range : 8Thread Size : 14 mm
Standard Resistor Spark Plug - Copper Electrode Core, 19 mm Reach 14 mm thread size Thread Size, Sold Individually
Denso®
Standard Resistor Spark Plug - Copper Electrode Core, 19 mm Reach 14 mm thread size Thread Size, Sold Individually
Part Number: NP5018
Guaranteed to Fit
$9.49
Vehicle Fitment
  • 1999 Jeep Grand Cherokee Limited 6 Cyl 4.0L
  • 1999 Jeep Grand Cherokee Laredo 6 Cyl 4.0L
Product Details
Notes : 5/8 in. hex size; Projected tip; Removable nut terminal type; Gasket seat style; Machine rolled threads; U-Groove electrode configurationSeries : Standard SeriesSpark Plug Code : QJ16HR-UQuantity 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 : 19 mm ReachGap Size : 0.8 mmHeat Range : 16Thread Size : 14 mm thread size
Standard Series Spark Plug, Set of 6
Denso®
Standard Series Spark Plug, Set of 6
Part Number: SET-NP5018-6
Guaranteed to Fit
$24.99
Vehicle Fitment
  • 1999 Jeep Grand Cherokee Limited 6 Cyl 4.0L
  • 1999 Jeep Grand Cherokee Laredo 6 Cyl 4.0L
Product Details
Series : Standard SeriesSpark Plug Code : QJ16HR-UQuantity Sold : Set of 6Warranty : 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 : 19 mm ReachGap Size : 0.8 mmHeat Range : 16Thread Size : 14 mm thread size
Standard Series Spark Plug, Set of 10
Denso®
Standard Series Spark Plug, Set of 10
Part Number: SET-NP5018-10
Guaranteed to Fit
$33.99
Vehicle Fitment
  • 1999 Jeep Grand Cherokee Limited 6 Cyl 4.0L
  • 1999 Jeep Grand Cherokee Laredo 6 Cyl 4.0L
Product Details
Series : Standard SeriesSpark Plug Code : QJ16HR-UQuantity 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 : 19 mm ReachGap Size : 0.8 mmHeat Range : 16Thread Size : 14 mm thread size
Standard Series Spark Plug, Sold individually
Denso®
Standard Series Spark Plug, Sold individually
Part Number: NP3132
Guaranteed to Fit
$9.49
Vehicle Fitment
  • 1999 Jeep Grand Cherokee Laredo 8 Cyl 4.7L
  • 1999 Jeep Grand Cherokee Limited 8 Cyl 4.7L
Product Details
Notes : 5/8 in. hex size; Extra projected tip; Solid terminal type; Gasket seat style; ISO overall height; Machine rolled threadsSeries : Standard SeriesSpark Plug Code : KJ16CR-L11Quantity 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 : 19 mm ReachGap Size : 1.1 mmHeat Range : 16Thread Size : 14 mm thread size
Page 1 of 4 | Showing 1 - 15 of 56 results

Top Rated Products

NGK Iridium IX Series Spark Plug, Sold individually
$14.49( Review)
Quality product, fair price..
Pete K.
VERIFIED PURCHASER
NGK Ruthenium HX Series Spark Plug, Set of 8
$86.49( Review)
Great product and service
Roger S.
VERIFIED PURCHASER

Popular Products