Lexus LS400
Lexus LS400 Spark Plug

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Lexus LS400 Spark Plug

Lexus LS400 Spark Plug

Your Lexus LS400 will be happy to know that the search for the right Spark Plug products you’ve been looking for is over! Advance Auto Parts has 31 different Spark Plug for your vehicle, ready for shipping or in-store pick up. The best part is, our Lexus LS400 Spark Plug products start from as little as $2.49.

When it comes to your Lexus LS400, you want parts and products from only trusted brands. Here at Advance Auto Parts, we work with only top reliable Spark Plug product and part brands so you can shop with complete confidence. Some of our top Spark Plug product brands are NGK, and Denso. We’re sure you will get the right product to keep that LS400 running for a long time.

We even have reviews of our OEM and aftermarket Spark Plug products to help you buy with confidence. Hear from other customers via the 6,054 reviews on parts for your Lexus LS400.

Shop online, find the best price on the right product, and have it shipped right to your door. If you prefer to shop in person for the right Spark Plug products for your LS400, visit one of our local Advance Auto Parts locations and you’ll be back on the road in no time!

Spark Plug for a Lexus LS400

Use the fitment form at the top of the page to select your exact year and engine type for your Lexus LS400.

  • Spark Plug Iridium Long-Life

    Denso - Spark Plug Iridium Long-Life (Part No. 3297)

    Description
    5.0
    Read 3 review(s)

    from $8.69

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  • G-Power Platinum Spark Plug

    NGK - G-Power Platinum Spark Plug (Part No. 7092)

    Description
    5.0
    Read 3 review(s)

    from $3.59

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  • Iridium TT Spark Plug: IK20TT

    Denso - Iridium TT Spark Plug: IK20TT (Part No. 4702)

    Description
    5.0
    Read 3 review(s)

    from $8.19

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  • Laser Iridium Spark Plug

    NGK - Laser Iridium Spark Plug (Part No. 4589)

    Description
    5.0
    Read 3 review(s)

    from $9.19

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  • Double Platinum Spark Plug

    ACDelco - Double Platinum Spark Plug (Part No. 41-801)

    Description
    5.0
    Read 3 review(s)

    from $7.49

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  • Conventional Spark Plug

    ACDelco - Conventional Spark Plug (Part No. 41-602)

    Description
    5.0
    Read 3 review(s)

    from $2.49

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  • OE Fine Wire Platinum Spark Plug

    Bosch - OE Fine Wire Platinum Spark Plug (Part No. 6724)

    Description
    5.0
    Read 3 review(s)

    from $3.39

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  • Spark Plug Iridium Long-Life

    Denso - Spark Plug Iridium Long-Life (Part No. 3403)

    Description
    5.0
    Read 1 review(s)

    from $13.29

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  • Standard Spark Plug

    NGK - Standard Spark Plug (Part No. 5553)

    Description
    5.0
    Read 3 review(s)

    from $2.59

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  • Spark Plug Double Platinum

    Denso - Spark Plug Double Platinum (Part No. 3128)

    Description
    5.0
    Read 2 review(s)

    from $8.29

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  • Spark Plug Standard

    Denso - Spark Plug Standard (Part No. 3122)

    Description
    5.0
    Read 1 review(s)

    from $2.49

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  • Iridium Long Life Spark Plug

    Denso - Iridium Long Life Spark Plug (Part No. F1000114522ND)

    Description
    5.0
    Read 1 review(s)

    from $11.66

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  • IK20 Iridium Power Spark Plug

    Denso - IK20 Iridium Power Spark Plug (Part No. 5304)

    Description
    4.5
    Read 3 review(s)

    from $8.99

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  • OE Fine Wire Iridium Spark Plug

    Bosch - OE Fine Wire Iridium Spark Plug (Part No. 9603)

    Description
    4.5
    Read 3 review(s)

    from $7.19

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  • Double Platinum Spark Plug

    Autolite - Double Platinum Spark Plug (Part No. APP3923)

    Description
    4.5
    Read 3 review(s)

    from $5.29

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  • Iridium XP Spark Plug

    Autolite Iridium - Iridium XP Spark Plug (Part No. XP3923)

    Description
    4.5
    Read 3 review(s)

    from $7.19

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  • RAPIDFIRE Spark Plug

    ACDelco - RAPIDFIRE Spark Plug (Part No. 5)

    Description
    4.5
    Read 3 review(s)

    from $5.29

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  • OE Fine Wire Double Platinum Spark Plug

    Bosch - OE Fine Wire Double Platinum Spark Plug (Part No. 8101)

    Description
    4.5
    Read 3 review(s)

    from $5.39

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  • Original Equipment (O.E.) Spark Plug

    Motorcraft - Original Equipment (O.E.) Spark Plug (Part No. SP-497)

    Description
    4.5
    Read 3 review(s)

    from $4.99

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  • Premium DiamondFIRE Electrode Automotive Spark Plug

    E3 - Premium DiamondFIRE Electrode Automotive Spark Plug (Part No. E3.56)

    Description
    4.5
    Read 3 review(s)

    from $6.49

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  • Platinum Power - Boxed - RC9PYC

    Champion - Platinum Power - Boxed - RC9PYC (Part No. 3344)

    Description
    4.5
    Read 2 review(s)

    from $3.39

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  • Premium DiamondFIRE Electrode Automotive Spark Plug

    E3 - Premium DiamondFIRE Electrode Automotive Spark Plug (Part No. E3.64)

    Description
    4.0
    Read 3 review(s)

    from $6.49

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  • Laser Platinum Spark Plug

    NGK - Laser Platinum Spark Plug (Part No. 2978)

    Description
    4.0
    Read 1 review(s)

    from $8.89

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  • Spark Plug with PlasmaCore

    Pulstar - Spark Plug with PlasmaCore (Part No. BE1H10)

    Description
    1.0
    Read 1 review(s)

    from $14.99

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  • Spark Plug Non-Foulers - 14mm Gasket Seat Long Reach

    Dorman - Help - Spark Plug Non-Foulers - 14mm Gasket Seat Long Reach (Part No. 42004)

    Description
    1.0
    Read 1 review(s)

    from $5.09

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What are the best aftermarket Spark Plug products for the Lexus LS400?

See what past customers had to say about our highest-rated Spark Plug products for the Lexus LS400:
E3 Premium DiamondFIRE Electrode Automotive Spark Plug
3.8
I replaced the plugs in my 2001 PT Cruiser and darn near doubled my gas mileage. The engine immediately idled and ran smoother. The gas pedal is more
Denso Spark Plug Iridium Long-Life
5
These are excellent plugs which normally come standard in newer Toyota cars. I installed these in my 2009 Camry 4 cylinder and also my 2004 Sienna XLE
NGK G-Power Platinum Spark Plug
4.8
Been using NGK since 1977. I would never put anything else in my Japaneese cars, bikes or marine engines