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2021 Lexus RX350

2021 Lexus RX350 Spark Plugs

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Iridium Long Life Series Spark Plug, Sold individually
Part Number: NP3491
Guaranteed to Fit
$23.49
Vehicle Fitment
  • 2021 Lexus RX350 Base 6 Cyl 3.5L
  • 2021 Lexus RX350 F Sport 6 Cyl 3.5L
Product Details
Spark Plug Code : FK20HBR8Electrode Tip Material : Iridium-Rhodium Alloy 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 CoreSeries : Iridium Long Life Series
Iridium Long Life Series Spark Plug, Set of 6
Part Number: SET-NP3491-6
Guaranteed to Fit
$93.99
Vehicle Fitment
  • 2021 Lexus RX350 Base 6 Cyl 3.5L
  • 2021 Lexus RX350 F Sport 6 Cyl 3.5L
Product Details
Spark Plug Code : FK20HBR8Electrode Tip Material : Iridium-Rhodium Alloy Electrode TipQuantity 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 CoreSeries : Iridium Long Life Series
Iridium TT Series Spark Plug, Sold individually
Part Number: NP4705
Guaranteed to Fit
$18.49
Vehicle Fitment
  • 2021 Lexus RX350 Base 6 Cyl 3.5L
  • 2021 Lexus RX350 F Sport 6 Cyl 3.5L
Product Details
Notes : 16 mm Hex Size; (3) Ground Electrodes; Flat Seat Type; Platinum Twin-Tip Ground Electrode Tip Design; Twin-Tip, Multi-Electrode ConfigurationElectrode 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 : 1.04 in. ReachGap Size : 0.04 in.Recommended Use : OE ReplacementSeries : Iridium TT SeriesHeat Range : 20Thread Size : 0.55 in.
Iridium TT Series Spark Plug, Set of 6
Part Number: SET-NP4705-6
Guaranteed to Fit
$69.49
Vehicle Fitment
  • 2021 Lexus RX350 Base 6 Cyl 3.5L
  • 2021 Lexus RX350 F Sport 6 Cyl 3.5L
Product Details
Electrode Tip Material : Iridium-Rhodium Alloy Electrode TipQuantity Sold : Set of 6Warranty : 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 : 1.04 in. ReachSeries : Iridium TT SeriesGap Size : 0.04 in.Heat Range : 20Recommended Use : OE ReplacementThread Size : 0.55 in.
Page 1 of 1 | Showing 1 - 4 of 4 results

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Product Questions & Answers

Q:Is the denso # 37652-05831?thanks
Pete B.
A:BEST ANSWERHi Pete, thank you for reaching out. No, this is not. Per checking, we don't have a matching product for your part number. Kindly call our parts team at 1-866-529-0412 and provide the complete vehicle information. We'll be more than glad to help you look for the correct part. Have a nice day. Show less
Aldrin P.
 
1 Question, 1 AnswerView all Q&As >
Q:what is recommended life of these plugs?
Jim W.
A:BEST ANSWERHi Jim, thanks for initiating contact. According to the search results, these Iridium plugs have a recommended service life of up to 100,000 miles which is about 3 times longer than conventional spark plugs. Their iridium and platinum construction allows them to withstand extreme conditions for extended periods. If your vehicle information matches this product, use the link below to order while the part is in stock. Your order will come with a 30-day post-purchase price match guarantee. Enjoy shopping! https://www.carparts.com/spark-plug/denso/set-np3491-6?can=CPGG4850_CSQA_20240712 Show less
Grace G.
 
1 Question, 1 AnswerView all Q&As >