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Subaru XT Spark Plug

We have 9 Items In-stock. Select a year to continue.
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Subaru XT Spark Plug, NGK G-Power Spark Plug - Direct Fit

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$6.22 $7.34 You Save $1.12 (15%)
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NGK BPR6EGP G-POWER PLATINUM SPARK PLUG, SOLD INDIVIDUALLY

NGK G-Power Spark Plug is a world class design that gives better fuel efficiency, lower emissions, and quicker starts.

Specifications:
  • 14 mm thread size
  • 19 mm reach
  • 20.6 mm hex size
  • Gasket seat style
  • Resistor plug type
  • Removable terminal nut
  • JIS height
  • Projected tip
  • Platinum tipped center electrode
  • Trapezoid beveled cut ground electrode
  • Heat range 6

Features:
  • Extremely durable under high heat
  • Trivalent metal plating offers superior anti-corrosion and anti-seizing properties


  • Sku#: NG7084
  • Brand: NGK
  • Series: NGK G-Power
  • Product Fit: Direct Fit
  • Quantity Sold: Sold Individually
  • Electrode Core Material: Copper
  • Plug Type: Resistor

Fits the following Subaru XT Years

  • 1985 | DL | 4 Cyl 1.8L
  • 1985 | GL-10 Turbo | 4 Cyl 1.8L
  • 1985 | GL | 4 Cyl 1.8L
  • 1986-1987 | GL-10 Turbo | 4 Cyl 1.8L
  • 1986-1988 | DL | 4 Cyl 1.8L
  • 1986-1991 | GL | 4 Cyl 1.8L
  • 1987 | GL-10 | 4 Cyl 1.8L
  • 1988-1991 | XT6 | 6 Cyl 2.7L
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Subaru XT Spark Plug, Denso Iridium Power Spark Plug - Direct Fit

$14.68 $17.32 You Save $2.64 (15%)
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DENSO PREMIUM CLASS IRIDIUM PLUG, SOLD INDIVIDUALLY -- 14 mm thread, 19 mm reach, 13/16 in. hex size, gasket seat, resistor type, removable terminal, 0.4 mm iridium projected center electrode, tapered cut U-groove ground electrode, 0.044 in. gap; Designed with heavy duty insulator that provides unparalleled dielectric strength and thermal conductivity under extreme temperatures; Five-rib design prevents flashover while decreasing voltage loss; Copper glass seal bonds the center electrode and insulator together for a gas-tight seal; Platinum center electrode utilizes platinum to shrink the surface area of the center electrode tip for maximum firing performance and minimum voltage requirements; Platinum ground electrode resists gas and electrical erosion and corrosion extending service intervals to 60,000 miles.
  • Sku#: NPIW20
  • Brand: Denso
  • Series: Denso Iridium Power
  • Product Fit: Direct Fit
  • Quantity Sold: Sold Individually
  • Electrode Core Material: Iridium
  • Plug Type: Resistor

Fits the following Subaru XT Years

  • 1985-1987 | GL-10 Turbo | 4 Cyl 1.8L
  • 1985-1988 | DL | 4 Cyl 1.8L
  • 1985-1991 | GL | 4 Cyl 1.8L
  • 1987 | GL-10 | 4 Cyl 1.8L
  • 1987 | GL | 4 Cyl 1.8L
  • 1987-1988 | DL | 4 Cyl 1.8L
  • 1987-1989 | GL | 4 Cyl 1.8L
  • 1988-1991 | XT6 | 6 Cyl 2.7L
  • 1989-1990 | XT6 | 6 Cyl 2.7L
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Subaru XT Spark Plug, Bosch Platinum+4 Spark Plug - Direct Fit

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$7.38 $8.71 You Save $1.33 (15%)
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BOSCH PREMIUM CLASS PLATINUM+4 SPARK PLUG

Bosch Premium Class Platinum+4 Spark Plug contains the most platinum in the Bosch Platinum Plug Series and has a unique firing technology that combines the advantages of surface air gap technology and 4 yttrium enhanced ground electrodes.

Specifications:
  • 14 mm thread size
  • 19 mm reach
  • 20.6 mm hex size
  • Platinum plug
  • Gasket seat style
  • Interference suppression resistor
  • Surface air gap plug
  • Heat fused platinum center electrode
  • 4 ground electrodes
  • Heat range 8

Features:
  • Reduces the voltage necessary to jump the gap as well as quenching
  • Provides multiple radial spark paths and surface air gap design that creates optimal exposure of the air/fuel mixture to the enhanced ignition spark
  • Yttrium-enhancement of the ground electrodes further extend plug life
  • Designed to reach self cleaning temperature faster for quicker starts, smoother acceleration, and increased fuel efficiency
  • Sku#: BS4478
  • Brand: Bosch
  • Series: Bosch Platinum+4
  • Product Fit: Direct Fit
  • Quantity Sold: Sold Individually
  • Electrode Core Material: Copper
  • Plug Type: Resistor

Fits the following Subaru XT Years

  • 1985-1987 | DL | 4 Cyl 1.8L
  • 1985-1987 | GL | 4 Cyl 1.8L
  • 1987 | GL-10 | 4 Cyl 1.8L
  • 1988 | DL | 4 Cyl 1.8L
  • 1988-1991 | GL | 4 Cyl 1.8L
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Subaru XT Spark Plug, AC Delco Professional Platinum Spark Plug - Direct Fit

$7.93 $9.36 You Save $1.43 (15%)
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AC DELCO PROFESSIONAL PLATINUM SPARK PLUG, SOLD INDIVIDUALLY

AC Delco Professional Platinum Spark Plugs are perfect for engines that run on conventional plugs, and newer engines that require platinum plugs. Provides up to 100,000 miles of service before requiring replacement.

Features:
  • Constructed from top quality materials to help the engine run clean and longer
  • Copper core center electrode for improved heat transfer to the tip
  • Engineered to high standards and tested under extreme conditions to exceed OE specifications


  • Sku#: AC41-804
  • Brand: AC Delco
  • Series: AC Delco Professional Platinum
  • Product Fit: Direct Fit
  • Quantity Sold: Sold Individually
  • Electrode Core Material: Copper
  • Plug Type: Resistor

Fits the following Subaru XT Years

  • 1985-1987 | GL-10 Turbo | 4 Cyl 1.8L
  • 1985-1988 | DL | 4 Cyl 1.8L
  • 1985-1991 | GL | 4 Cyl 1.8L
  • 1987 | GL-10 | 4 Cyl 1.8L
  • 1987 | GL | 4 Cyl 1.8L
  • 1987-1989 | GL | 4 Cyl 1.8L
  • 1988-1991 | XT6 | 6 Cyl 2.7L
  • 1989-1990 | XT6 | 6 Cyl 2.7L
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Subaru XT Spark Plug, Pulstar Iridium Pulse Spark Plug - Direct Fit

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$14.95 $17.64 You Save $2.69 (15%)
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PULSTAR IRIDIUM PULSE SPARK PLUG, SOLD INDIVIDUALLY

Pulstar Pulse Spark Plug contains integrated electrical capacitor that focuses on the energy of the plug. Its electrical energy delivers the fuel mixture far beyond the typical conventional spark plugs and produces not only better fuel efficiency, but also increased torque and horsepower.

Specifications:
  • 14 mm thread size
  • 19 mm reach
  • 16 mm hex size
  • 1.14 mm gap
  • 0.5 mm fine-wire iridium tipped center electrode with copper core
  • Gasket seat
  • Resistor
  • Nickel alloy ground electrode

Features:
  • Latest in performance ignition technology
  • Provides up to 12 percent more horsepower and torque plus livelier throttle response than conventional spark plugs
  • Allows more efficient burning of fuel and generates a much larger spark at twice the speed than ordinary spark plugs
  • Promotes an increased gas mileage and greater horsepower to the wheels
  • Reduces carbon dioxide emissions and provides cleaner exhaust and more efficient combustion
  • Uses an internal circuit that delivers up to 1,000,000 watts of peak power that increases peak spark current by up to 20,000 times that of a traditional spark plug


  • Sku#: PSTRBE1H10
  • Brand: Pulstar
  • Series: Pulstar Iridium Pulse
  • Product Fit: Direct Fit
  • Quantity Sold: Sold Individually
  • Electrode Core Material: Copper
  • Plug Type: Resistor

Fits the following Subaru XT Years

  • 1985-1987 | GL | 4 Cyl 1.8L
Customer Review: (see review/s)

Subaru XT Spark Plug, Motorcraft Spark Plug - Direct Fit

$3.96 $4.67 You Save $0.71 (15%)
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MOTORCRAFT SPARK PLUG -- 0.034 mm gap, standard plug type, standard service plug; A high quality, direct fit OE replacement spark plug; 12-month or 12,000-mile Motorcraft limited warranty.
  • Sku#: MISP402
  • Brand: Motorcraft
  • Product Fit: Direct Fit
  • Quantity Sold: Sold Individually
  • Electrode Core Material: Copper
  • Plug Type: Resistor

Fits the following Subaru XT Years

  • 1985-1987 | GL-10 Turbo | 4 Cyl 1.8L
  • 1985-1988 | DL | 4 Cyl 1.8L
  • 1985-1991 | GL | 4 Cyl 1.8L
  • 1987 | GL-10 | 4 Cyl 1.8L
  • 1988-1991 | XT6 | 6 Cyl 2.7L
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Subaru XT Spark Plug, Champion Single Platinum Power Spark Plug - Direct Fit

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$4.96 $5.85 You Save $0.89 (15%)
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CHAMPION SINGLE PLATINUM POWER PLUG, SOLD INDIVIDUALLY

Champion Single Platinum Power Plugs reduce and maintain gap growth and proper gap. The voltage needed to fire them remains consistent, reducing the chance of misfire.

Specifications:
  • 14 mm thread diameter
  • V-trimmed ground electrode
  • Gasket seat

Features:
  • Center and side electrodes are tapered for performance while platinum tip on center electrode guarantees extended plug life


  • Sku#: C333322
  • Brand: Champion
  • Series: Champion Single Platinum Power
  • Product Fit: Direct Fit
  • Quantity Sold: Sold Individually
  • Electrode Core Material: Copper
  • Plug Type: Resistor

Fits the following Subaru XT Years

  • 1985-1987 | GL-10 Turbo | 4 Cyl 1.8L
  • 1985-1988 | DL | 4 Cyl 1.8L
  • 1985-1991 | GL | 4 Cyl 1.8L
  • 1987 | GL-10 | 4 Cyl 1.8L
  • 1987 | GL | 4 Cyl 1.8L
  • 1987-1988 | DL | 4 Cyl 1.8L
  • 1987-1989 | GL | 4 Cyl 1.8L
  • 1988-1991 | XT6 | 6 Cyl 2.7L
  • 1989-1990 | XT6 | 6 Cyl 2.7L
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Subaru XT Spark Plug, E3 DiamondFire Spark Plug - Direct Fit

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$5.95 $8.99 You Save $3.04 (34%)
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E3 DIAMONDFIRE SPARK PLUG, SOLD INDIVIDUALLY -- 14 mm thread size, 19 mm reach, 0.81 in. hex size, gasket seat, resistor, 1.016 mm non-adjustable gap size, copper core electrode material, nickel alloy electrode tip material, projected insulator type; Guaranteed to provide more power while using less fuel, quicker starts and less fouling than competitive standard spark plugs.
  • Sku#: PYRE346
  • Brand: E3
  • Series: E3 DiamondFire
  • Product Fit: Direct Fit
  • Quantity Sold: Sold Individually
  • Electrode Core Material: Copper
  • Plug Type: Resistor
  • Product Class: Fuel Saver
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Fits the following Subaru XT Years

  • 1985-1987 | GL-10 Turbo | 4 Cyl 1.8L
  • 1985-1988 | DL | 4 Cyl 1.8L
  • 1985-1991 | GL | 4 Cyl 1.8L
  • 1987 | GL-10 | 4 Cyl 1.8L
  • 1988-1991 | XT6 | 6 Cyl 2.7L
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Customer Review: (see review/s)

Subaru XT Spark Plug, Accel U-Groove Spark Plug - Direct Fit

$13.01 $15.35 You Save $2.34 (15%)
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ACCEL - U-GROOVE SPARK PLUGS

For a fuller, hotter spark that improves throttle response, gas mileage and high RPM power, owners choose Accel’s patented U-Groove spark plugs. Made with purified Alumina insulators to prevent arcing and utilizing machine-rolled threads to protect the heads, U-Groove spark plugs have been an enthusiast’s favorite for many years. Accel has over four decades of designing and manufacturing race-winning fuel and ignition systems.

  • Less arcing with purified Alumina insulators
  • Cleaner, more efficient combustion because of hotter spark
  • Burns faster and high RPM efficiency
  • Reduced misfiring and fouling
  • Crisp throttle response and increased mileage
  • Threads are machine rolled to protect heads
  • Sku#: A3501144
  • Brand: Accel
  • Series: Accel U-Groove
  • Product Fit: Direct Fit
  • Quantity Sold: Set of 4
  • Electrode Core Material: Copper
  • Plug Type: Non-Resistor
  • Recommended Use: Performance
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Fits the following Subaru XT Years

  • 1985-1987 | GL-10 Turbo | 4 Cyl 1.8L
  • 1985-1988 | DL | 4 Cyl 1.8L
  • 1985-1988 | GL | 4 Cyl 1.8L
  • 1987 | GL-10 | 4 Cyl 1.8L
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