22401AA530 Subaru PLUG-SPARK, Price: 16.67$, Weight: 0.05kg

    • Make Number Name Availability Weight, kg Ship in, Days Price

    Subaru

    22401AA530

    PLUG-SPARK

    0.05

    7-10

    16.67$
    Not Available

    Originals

    Make Number Name Availability Weight, kg Processing, days Price  
    Subaru
    22401AA530 
    PLUG-SPARK
    		0
    0.058
    -
    16.11$
    		 Not Available

    Substitutions

    Make Number Name Availability Weight, kg Processing, days Price  
    Subaru
    22401AA531 
    PLUG-SPARK
    		0
    0.049
    -
    18.44$
    		 Not Available
    NGK
    PFR6G 
    SPARK PLUG
    		0
    0.056
    4-5
    13.12$
    		 Not Available
    NGK
    4793 
    SPARK PLUG
    		0
    0.805
    4-5
    12.34$
    		 Not Available

    Compatibility

    BodyEngineVehicle GradeMarketModel Year FromModel Year ToSuspensionDiagram
    ﾜｺﾞﾝ2.0L EMPI DOHC ﾀｰﾎﾞｸﾞﾗﾍﾞﾙ EXJapan10.199508.1996ﾉｰﾏﾙｻｽﾍﾟﾝｼﾖﾝ View
    BodyEngineVehicle GradeMarketModel Year FromModel Year ToSuspensionDiagram
    ﾜｺﾞﾝ2.0L EMPI DOHC ﾀｰﾎﾞGT B-SPEC LIMITEDJapan08.199711.1998ﾉｰﾏﾙｻｽﾍﾟﾝｼﾖﾝ View

    Subaru OEM Spark Plug Replacement ⚡

    Keep your Subaru boxer engine crisp and efficient with a fresh ignition plug. This high-spec plug delivers clean fire in every cylinder, restoring smooth idle, strong acceleration, and reliable cold starts . Built for Subaru heat ranges and chamber shape, it resists fouling and keeps emissions low.

    Why you need this part

    Over time, electrodes wear and the spark gap grows. That means weaker ignition, misfires, and wasted fuel ⛽. A proper Subaru spark plug brings back precise combustion, protects the catalytic converter, and saves money at the pump. It’s a small part with big impact on drivability.

    How it works

    When the coil fires, voltage travels through a resistor core and leaps the set gap between center and ground electrodes. The spark ignites the air‑fuel mix at the right moment, creating power. Ceramic insulator controls heat, while the nickel shell seals to the head and transfers heat away.

    What happens if it’s worn or broken

    Expect hard starts, rough idle, hesitation, and a flashing check engine light for misfire. Fuel economy drops, and raw fuel can overheat the catalytic converter. Prolonged use may scar coils, overwork the starter, and cause piston crown deposits.

    Install notes

    Always set the correct gap, install into a cool engine, and torque to spec. Replace as a full set for best balance across cylinders.

    Compatibility

    • Impreza
    • Legacy