Spark Plug for 2019-2021 Subaru WRX STI & More - NGK 5245

$16.99
NGK Spark Plug 5245
NGK Spark Plug 5245

Vehicles this part fits
    Part number: 5245
    UPC: 087295152454
    Condition: New
    Weight: 0.12 LBS
    Item Package Quantity: 1
    $16.99
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    NGK Spark Plug P/N:5245
    NGK Spark Plug P/N:5245
    $16.99
    $16.99

    NGK 5245 spark plug for the 2019-2021 Subaru WRX STI H4 2.5L and other vehicles ignites the air-fuel mixture in each cylinder.

    • NGK Laser Iridium line with a fine wire iridium alloy center electrode
    • Iridium's very high melting point suits modern high-efficiency engines
    • 98% pure copper core for heat dissipation and conductivity
    • High-grade pure alumina ceramic insulator that helps keep the plug from overheating
    • Trivalent metal plating that resists corrosion and seizing for easier installation and removal

    Quick facts

    • Part: NGK 5245 spark plug
    • Fits: 2019-2021 Subaru WRX STI H4 2.5L and other vehicles
    • Condition: New

    Hard starting, a misfire or a rough idle can mean the plugs are worn, though an ignition coil or a fuel injector can also be behind them, so find the cause first. Each of these engines takes four plugs, one per cylinder.

    Fits

    This plug fits the 2019-2021 Subaru WRX STI H4 2.5L and the 2006 Mitsubishi Lancer 4-cylinder 2.0L.

    Specifications

    Fit and size

    • Quantity per vehicle: 4
    • Thread size: M14 - 1.25

    Build and materials

    • Metallurgy: iridium and platinum
    • Core: 98% pure copper
    • Insulator: pure alumina ceramic
    • Plating: trivalent metal
    • Condition: New
    • NGK part number: ILFR7H

    Interchange: 22401-AA910
    XP5325 · 1822A022 · ILFR7H

    Product information is for general reference and may contain errors. See our Disclaimer.

    This part cross-references / interchanges with the following part numbers:

    XP5325, 1822A022, 5245, ILFR7H, 22401AA910, 22401-AA910

    Frequently Asked Questions

    Is this the right spark plug for the 2019-2021 Subaru WRX STI H4 2.5L?

    Yes. The NGK 5245 fits the 2019-2021 Subaru WRX STI H4 2.5L, and that engine takes four plugs, one per cylinder.

    Will this spark plug fit the 2006 Mitsubishi Lancer 4-cylinder 2.0L?

    Yes. The NGK 5245 is listed for the 2006 Mitsubishi Lancer 4-cylinder 2.0L, which takes four plugs.

    Is the 5245 one of the NGK iridium spark plugs?

    Yes. It belongs to NGK's Laser Iridium line and has a fine wire iridium alloy center electrode; its metallurgy is iridium and platinum.

    What thread size do NGK spark plugs like the 5245 have?

    This plug has an M14 - 1.25 thread. Its core is 98% pure copper and the insulator is pure alumina ceramic.

    Is NGK ILFR7H the same plug as the 5245?

    Yes. ILFR7H is NGK's other number for this plug, listed as its service number, while 5245 is the stock number.

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