{
    "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
}
Select your vehicle

Mercedes Benz 450SL Spark Plugs

Refine by:

Shop Catalog

Showing 1 - 15 of 49 results
Display item:
15
30
45
Sort by:
7905 OE/Specialty Spark Plug Series Spark Plug, Sold individually
Part Number: BS7905
Vehicle Info Required to Guarantee Fit
$9.99
Product Details
Notes : 13/16 in. hex size; Projected tip; Removable nut terminal type; Gasket seat styleSeries : OE/Specialty Spark Plug SeriesSpark Plug Code : WR8DC+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 : 19 mm ReachGap Size : 0.8 mmHeat Range : 8Thread Size : 14 mm thread size
7734 Standard Series Spark Plug, Sold individually
Part Number: NG7734
Vehicle Info Required to Guarantee Fit
$9.49
Product Details
Notes : Semi-Surface Gap; Ships to U.S. addresses only. Cannot be shipped internationally.Series : Standard SeriesSpark Plug Code : BPR5ESElectrode Tip Material : Nickel alloy Electrode TipReplaces OE Number : 1765082, WR8DP, 404, 3031, 1Y00, 3205, 7734, 1835754T, 496, 6613201S, 16079378010, 1670275, 9004851114000, E334, 948200155, 8981999010, 581380001, KE41005BA, 188914, 490010033, M802138, 1299267711, 650140480, 150261430, F5RTC, 9470100328, 920702088, 77314, LR17YC, 22401V1415Quantity 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 : 1765082, WR8DP, 404, 3031, 1Y00, 3205, 7734, 1835754T, 496, 6613201S, 16079378010, 1670275, 9004851114000, E334, 948200155, 8981999010, 581380001, KE41005BA, 188914, 490010033, M802138, 1299267711, 650140480, 150261430, F5RTC, 9470100328, 920702088, 77314, LR17YC, 22401V1415Thread Size : 14 mm thread size
SET-NG7734-8 Standard Series Spark Plug, Set of 8
Part Number: SET-NG7734-8
Vehicle Info Required to Guarantee Fit
$27.49
Product Details
Series : Standard SeriesSpark Plug Code : BPR5ESElectrode Tip Material : Nickel alloy Electrode TipReplaces OE Number : 1765082, WR8DP, 404, 3031, 1Y00, 3205, 7734, 1835754T, 496, 6613201S, 16079378010, 1670275, 9004851114000, E334, 948200155, 8981999010, 581380001, KE41005BA, 188914, 490010033, M802138, 1299267711, 650140480, 150261430, F5RTC, 9470100328, 920702088, 77314, LR17YC, 22401V1415Quantity 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 : 1765082, WR8DP, 404, 3031, 1Y00, 3205, 7734, 1835754T, 496, 6613201S, 16079378010, 1670275, 9004851114000, E334, 948200155, 8981999010, 581380001, KE41005BA, 188914, 490010033, M802138, 1299267711, 650140480, 150261430, F5RTC, 9470100328, 920702088, 77314, LR17YC, 22401V1415Thread Size : 14 mm thread size
SET-NG7734-12 Standard Series Spark Plug, Set of 12
Part Number: SET-NG7734-12
Vehicle Info Required to Guarantee Fit
$35.49
Product Details
Series : Standard SeriesSpark Plug Code : BPR5ESElectrode Tip Material : Nickel alloy Electrode TipReplaces OE Number : 1765082, WR8DP, 404, 3031, 1Y00, 3205, 7734, 1835754T, 496, 6613201S, 16079378010, 1670275, 9004851114000, E334, 948200155, 8981999010, 581380001, KE41005BA, 188914, 490010033, M802138, 1299267711, 650140480, 150261430, F5RTC, 9470100328, 920702088, 77314, LR17YC, 22401V1415Quantity 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 : 1.1 mmInterchange Part Number : 1765082, WR8DP, 404, 3031, 1Y00, 3205, 7734, 1835754T, 496, 6613201S, 16079378010, 1670275, 9004851114000, E334, 948200155, 8981999010, 581380001, KE41005BA, 188914, 490010033, M802138, 1299267711, 650140480, 150261430, F5RTC, 9470100328, 920702088, 77314, LR17YC, 22401V1415Thread Size : 14 mm thread size
41-828 Professional Platinum Series Spark Plug, Sold individually
Part Number: AC41-828
Vehicle Info Required to Guarantee Fit
$14.99
Product Details
Series : Professional Platinum SeriesElectrode Tip Material : Platinum Electrode TipReplaces OE Number : 88901034Quantity Sold : Sold individuallyWarranty : 7-year or unlimited mile AC Delco 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 : OE Replacement
SET-AC41-828-8 Professional Platinum Series Spark Plug, Set of 8
Part Number: SET-AC41-828-8
Vehicle Info Required to Guarantee Fit
$65.49
Product Details
Series : Professional Platinum SeriesElectrode Tip Material : Platinum Electrode TipQuantity Sold : Set of 8Warranty : 7-year or unlimited mile AC Delco 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 : OE Replacement
41-802 Professional Platinum Series Spark Plug, Sold individually
Part Number: AC41-802
Vehicle Info Required to Guarantee Fit
$14.49
Product Details
Series : Professional Platinum SeriesElectrode Tip Material : Platinum Electrode TipQuantity Sold : Sold individuallyWarranty : 7-year or unlimited mile AC Delco 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 : OE Replacement
SET-AC41-802-8 Professional Platinum Series Spark Plug, Set of 8
Part Number: SET-AC41-802-8
Vehicle Info Required to Guarantee Fit
$64.99
Product Details
Series : Professional Platinum SeriesElectrode Tip Material : Platinum Electrode TipQuantity Sold : Set of 8Warranty : 7-year or unlimited mile AC Delco 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 : OE Replacement
3004 Double Platinum Series Spark Plug, Sold individually
Part Number: NP3004
Vehicle Info Required to Guarantee Fit
$13.49
Product Details
Notes : 13/16 in. hex size; Fully projected tip; Solid terminal type; Gasket seat style; Machine rolled threads; Double platinum electrode configurationSeries : Double Platinum SeriesSpark Plug Code : P16RElectrode 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 : 19 mm ReachGap Size : 1.1 mmHeat Range : 16Thread Size : 14 mm thread size
SET-NP3004-8 Double Platinum Series Spark Plug, Set of 8
Part Number: SET-NP3004-8
Vehicle Info Required to Guarantee Fit
$58.49
Product Details
Series : Double Platinum SeriesSpark Plug Code : P16RElectrode 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 : 19 mm ReachGap Size : 1.1 mmHeat Range : 16Thread Size : 14 mm thread size
7900 OE/Specialty Spark Plug Series Spark Plug, Sold individually
Part Number: BS7900
Vehicle Info Required to Guarantee Fit
$9.49
Product Details
Notes : 13/16 in. hex size; Projected tip; Removable nut terminal type; Gasket seat styleSeries : OE/Specialty Spark Plug SeriesSpark Plug Code : WR7DC+Electrode Tip Material : Nickel-yttrium Electrode TipReplaces OE Number : 270746, 75091, 271409, 99917015690, 9991701899A, 1367528, 0031591203Quantity 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-Yttrium and Copper Electrode CoreReach : 19 mm ReachGap Size : 0.8 mmRecommended Use : OE ReplacementProduct Fit : Direct FitInterchange Part Number : 270746, 75091, 271409, 99917015690, 9991701899A, 1367528, 0031591203Heat Range : 7Thread Size : 14 mm thread size
4502 Platinum TT Series Spark Plug, Sold individually
Part Number: NP4502
Vehicle Info Required to Guarantee Fit
$11.49
Product Details
Notes : 13/16 in. hex size; Solid terminal type; Gasket seat style; Twin tip design; Titanium enhanced ground electrode; Machine rolled threadsSeries : Platinum TT SeriesSpark Plug Code : PW20TTElectrode 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 : 19 mm ReachGap Size : 1 mmHeat Range : 20Thread Size : 14 mm thread size
SET-NP4502-8 Platinum TT Series Spark Plug, Set of 8
Part Number: SET-NP4502-8
Vehicle Info Required to Guarantee Fit
$39.49
Product Details
Series : Platinum TT SeriesSpark Plug Code : PW20TTElectrode 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 : 19 mm ReachGap Size : 1 mmHeat Range : 20Thread Size : 14 mm thread size
SET-NP4502-12 Platinum TT Series Spark Plug, Set of 12
Part Number: SET-NP4502-12
Vehicle Info Required to Guarantee Fit
$52.99
Product Details
Series : Platinum TT SeriesSpark Plug Code : PW20TTElectrode Tip Material : Platinum Electrode TipQuantity Sold : Set of 12Warranty : 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 mmHeat Range : 20Thread Size : 14 mm thread size
4 RapidFire Performance Platinum Series Spark Plug, Sold individually
Part Number: AC4
Vehicle Info Required to Guarantee Fit
$11.49
Product Details
Notes : Projected insulator type; Gasket spark plug seat style; 0.81 in. wrench diameter; Single platinum electrode configurationSeries : RapidFire Performance Platinum SeriesSpark Plug Code : 4Electrode Tip Material : Platinum Electrode TipReplaces OE Number : 19307141Quantity Sold : Sold individuallyWarranty : 3 year, unlimited-mileage AC Delco 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 : OE ReplacementThread Size : 14 mm thread size
Page 1 of 4 | Showing 1 - 15 of 49 results

Top Rated Products

Works great!
Josiah C.
VERIFIED PURCHASER

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.