Subaru Forester Spark Plug

Bosch
Bosch is one of the largest global suppliers of automotive products, developing, manufacturing and supplying precision OE components and systems to vehicle manufacturers and the automotive aftermarket.

Platinum+4

Fits the following 1998-1998 Subaru Forester submodels:

• 1998-1998: All Submodels; All Engines;

DENSO PREMIUM CLASS IRIDIUM SPARK PLUG

Denso's Premium Class Iridium Spark Plugs is fast becoming the standard for today's high-tech engines. Employing a revolutionary 360 degrees laser welding process, Denso has created a spark plug unlike anything on the market today. Designed for durability under the most extreme conditions. Denso's patented Iridium alloy is 6 times harder and 8 times stronger than conventional platinum and can handle temperatures in excess of 4,000 degrees Fahrenheit.

Specification:

• 14 mm thread size
• 19 mm reach
• 0.63 in. hex size
• 0.04 in. gap size
• Gasket seat style
• Resistor plug type
• 0.4 mm iridium center electrode
• Tapered cut U-groove ground electrode
• Removable terminal
• ISO height
• Heat range 20

Features:

• 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

Fits the following 1998-2004 Subaru Forester submodels:

• 2004-2004: X; 4 Cyl 2.5L; "GAS, FI, EJ251, Naturally Aspirated"
• 2004-2004: XS; 4 Cyl 2.5L; "GAS, FI, EJ251, Naturally Aspirated"

• 2003-2003: X; 4 Cyl 2.5L; "GAS, FI, Naturally Aspirated"

• 2003-2003: XS; 4 Cyl 2.5L; "GAS, FI, Naturally Aspirated"

• 2000-2002: Base; 4 Cyl 2.5L; "GAS, FI, EJ251, Naturally Aspirated"

• 2000-2002: L; 4 Cyl 2.5L; "GAS, FI, EJ251, Naturally Aspirated"

• 2000-2002: S; 4 Cyl 2.5L; "GAS, FI, EJ251, Naturally Aspirated"

• 1999-1999: Base; 4 Cyl 2.5L; "GAS, FI, EJ253, Naturally Aspirated"

• 1999-1999: L; 4 Cyl 2.5L; "GAS, FI, EJ253, Naturally Aspirated"

• 1999-1999: S; 4 Cyl 2.5L; "GAS, FI, EJ253, Naturally Aspirated"

• 1998-1998: Base; 4 Cyl 2.5L; "GAS, FI, EJ25D, Naturally Aspirated"

• 1998-1998: L; 4 Cyl 2.5L; "GAS, FI, EJ25D, Naturally Aspirated"

• 1998-1998: S; 4 Cyl 2.5L; "GAS, FI, EJ25D, Naturally Aspirated"

Fits 11 more submodels. (Show all) Show less info

NGK BKR5EGP G-POWER PLATINUM SERIES SPARK PLUG, SOLD INDIVIDUALLY -- 14 mm thread, 19 mm reach,16 mm hex size, gasket seat, resistor, solid terminal, JIS height, projected tip, platinum tipped center electrode, trapezoid beveled cut ground electrode, 1.02 mm gap, heat range 5; The best platinum spark plug at an economical cost; Features fine platinum tip that reduces required voltage; Provides faster starts and quicker acceleration; Extremely durable under high heat; Trivalent metal plating offers superior anti-corrosion and anti-seizing properties.

Fits the following 1998-2010 Subaru Forester submodels:

• 2009-2010: X Limited; 4 Cyl 2.5L; "Naturally Aspirated"
• 2009-2010: X Premium; 4 Cyl 2.5L; "Naturally Aspirated"

• 2009-2010: X Touring; 4 Cyl 2.5L; "Naturally Aspirated"

• 2005-2010: X; 4 Cyl 2.5L; "Naturally Aspirated"

• 2008-2008: 2.5 X; 4 Cyl 2.5L; "Naturally Aspirated"

• 2008-2008: 2.5 XS Premium; 4 Cyl 2.5L; "Naturally Aspirated"

• 2008-2008: 2.5 XS; 4 Cyl 2.5L; "Naturally Aspirated"

• 2008-2008: Anniversary Edition; 4 Cyl 2.5L; "Naturally Aspirated"

• 2008-2008: Sports 2.5 X; 4 Cyl 2.5L; "Naturally Aspirated"

• 2007-2008: X L.L. Bean Edition; 4 Cyl 2.5L; "Naturally Aspirated"

• 2006-2006: X L.L. Bean Edition; 4 Cyl 2.5L; "EJ253"

• 2006-2006: X; 4 Cyl 2.5L; "EJ253"

• 2006-2006: XT Limited; 4 Cyl 2.5L; "EJ253"

• 2005-2005: XS L.L. Bean Edition; 4 Cyl 2.5L; "Naturally Aspirated"

• 2005-2005: XS; 4 Cyl 2.5L; "Naturally Aspirated"

• 2004-2004: X; 4 Cyl 2.5L; "EJ251"

• 2004-2004: XS; 4 Cyl 2.5L; "EJ251"

• 2004-2004: XT; 4 Cyl 2.5L; "EJ251"

• 2003-2003: X; 4 Cyl 2.5L;

• 2003-2003: XS; 4 Cyl 2.5L;

• 1998-2002: Base; 4 Cyl 2.5L;

• 1998-2002: L; 4 Cyl 2.5L;

• 1998-2002: S; 4 Cyl 2.5L;

Fits 21 more submodels. (Show all) Show less info

AC DELCO RAPIDFIRE PERFORMANCE PLATINUM SPARK PLUG, SOLD INDIVIDUALLY

AC Delco Rapidfire Performance Platinum Spark Plugs offer longer life and improved efficiency over time. It fits engines that run conventional plugs, as well as newer vehicles that require platinum plugs.

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

Fits the following 1998-2001 Subaru Forester submodels:

• 2000-2001: Base; 4 Cyl 2.5L; "GAS, FI, EJ251, Naturally Aspirated, VIN 6"
• 2000-2001: L; 4 Cyl 2.5L; "GAS, FI, EJ251, Naturally Aspirated, VIN 6"

• 2000-2001: S; 4 Cyl 2.5L; "GAS, FI, EJ251, Naturally Aspirated, VIN 6"

• 1999-1999: Base; 4 Cyl 2.5L; "GAS, FI, EJ253, Naturally Aspirated"

• 1999-1999: L; 4 Cyl 2.5L; "GAS, FI, EJ253, Naturally Aspirated"

• 1999-1999: S; 4 Cyl 2.5L; "GAS, FI, EJ253, Naturally Aspirated"

• 1998-1998: Base; 4 Cyl 2.5L; "GAS, FI, EJ25D, Naturally Aspirated, VIN 6"

• 1998-1998: L; 4 Cyl 2.5L; "GAS, FI, EJ25D, Naturally Aspirated, VIN 6"

• 1998-1998: S; 4 Cyl 2.5L; "GAS, FI, EJ25D, Naturally Aspirated, VIN 6"

Fits 7 more submodels. (Show all) Show less info

MOTORCRAFT SUPPRESSOR SPARK PLUG, FINEWIRE PLATINUM, SOLD INDIVIDUALLY

0.04 in. gap size, alternative plug; Delivers maximum voltage to the spark plug while maximizing performance and increases engine life; Resists corrosion and abrasion; Reduces the chance of misfire.

Fits the following 1998-1999 Subaru Forester submodels:

• 1998-1999: Base; 4 Cyl 2.5L;
• 1998-1999: L; 4 Cyl 2.5L;

• 1998-1999: S; 4 Cyl 2.5L;

Fits 1 more submodels. (Show all) Show less info

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

Fits the following 2010-2011 Subaru Forester submodels:

• 2010-2011: X Limited; 4 Cyl 2.5L; "FI"
• 2010-2011: X Premium; 4 Cyl 2.5L; "FI"

• 2010-2011: X Touring; 4 Cyl 2.5L; "FI"

• 2010-2011: X; 4 Cyl 2.5L; "FI"

Fits 2 more submodels. (Show all) Show less info

ACCEL U-GROOVE PERFORMANCE SPARK PLUG -- 14 mm thread size, 0.750 in. reach, 5/8 in. wrench diameter, heat range 6; Resistor type, copper electrode core/tip material, projected insulator type, gasket seat style; Constructed with a five-rib, highly purified Alumina insulator that prevents arcing at plug boot and provides superior strength and thermal conductivity, a copper-glass seal that bonds insulator to electrode for a gas-tight seal, and a copper-core center electrode that comes with nickel chrome sheel for superior electrical conductivity and maximum heat dissipation; Its electric heat seal ensures stable heat range for uniform performance; The plug's machine rolled threads guarantee trouble free installation and removal, protecting the expensive cylinder heads; Features a unique U-groove ground electrode developed to meet the demand for improved ignitability and increased fuel combustion resulting in less flame dissipation; Gives the flame a groove to grow in that creates a larger flame front for a more complete combustion even in the case of lean air-fuel mixture; Produces greater firing energy without increasing spark plug gap and larger spark nucleus that stimulates faster combustion; Provides an increase in performance with improved throttle response, greater fuel efficiency and reduced emissions; With 90-day Accel limited warranty.

Fits the following 1998-1998 Subaru Forester submodels:

• 1998-1998: All Submodels; All Engines;

CHAMPION DOUBLE PLATINUM SPARK PLUG, SOLD INDIVIDUALLY

Champion Double Platinum Power Spark Plugs use a fine-wire and V-trimmed center electrode to create a sharper spark focus than conventional plugs. With their exclusive Heat-Active alloy, they are designed to reach operating temperatures quickly and maintain stable temperatures under varying engine loads. It is widely designed for distributorless ignition systems, these Champion Double Platinum Power spark plugs can maximize fuel efficiency and spark energy.

Specifications:

• 14 mm thread diameter
• platinum tipped ground electrode
• Projected tip
• Heat range 10

Features:

• Platinum tipped for superior erosion resistance and spark for better performance
• Engineered with triple sealed interior and copper core to reduce failure from heat and stress

Fits the following 1998-2010 Subaru Forester submodels:

• 2010-2010: XT Premium; All Engines;
• 2009-2010: X Limited; All Engines;

• 2009-2010: X Premium; All Engines;

• 2009-2010: X Touring; All Engines;

• 2007-2010: XT Limited; All Engines;

• 2003-2010: X; All Engines;

• 2009-2009: XT; All Engines;

• 2008-2008: 2.5 X; All Engines;

• 2008-2008: 2.5 XS Premium; All Engines;

• 2008-2008: 2.5 XS; All Engines;

• 2008-2008: 2.5 XT; All Engines;

• 2008-2008: Anniversary Edition; All Engines;

• 2008-2008: Sports 2.5 X; All Engines;

• 2008-2008: Sports 2.5 XT; All Engines;

• 2007-2008: X L.L. Bean Edition; All Engines;

• 2006-2006: X L.L. Bean Edition; 4 Cyl 2.5L; "EJ253"

• 2006-2006: XT Limited; 4 Cyl 2.5L; "EJ253"

• 2004-2006: X; 4 Cyl 2.5L; "EJ253"

• 2005-2005: XS L.L. Bean Edition; 4 Cyl 2.5L; "EJ253"

• 2005-2005: XT Premium; 4 Cyl 2.5L; "EJ253"

• 2004-2005: XS; 4 Cyl 2.5L; "EJ253"

• 2004-2005: XT; 4 Cyl 2.5L; "EJ253"

• 2004-2004: X; 4 Cyl 2.5L; "EJ251"

• 2004-2004: XS; 4 Cyl 2.5L; "EJ251"

• 2004-2004: XT; 4 Cyl 2.5L; "EJ251"

• 2003-2003: XS; All Engines;

• 1998-2002: Base; All Engines;

• 1998-2002: L; All Engines;

• 1998-2002: S; All Engines;

Fits 27 more submodels. (Show all) Show less info

E3 DIAMONDFIRE SPARK PLUG, SOLD INDIVIDUALLY -- 14 mm thread size, 19 mm reach, 0.62 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.

Fits the following 1998-2011 Subaru Forester submodels:

• 2011-2011: X Limited; 4 Cyl 2.5L;
• 2011-2011: X Premium; 4 Cyl 2.5L;

• 2011-2011: X Touring; 4 Cyl 2.5L;

• 2011-2011: X; 4 Cyl 2.5L;

• 2011-2011: XT Premium; 4 Cyl 2.5L;

• 2011-2011: XT Touring; 4 Cyl 2.5L;

• 2009-2010: X Limited; 4 Cyl 2.5L; "Naturally Aspirated"

• 2009-2010: X Premium; 4 Cyl 2.5L; "Naturally Aspirated"

• 2009-2010: X Touring; 4 Cyl 2.5L; "Naturally Aspirated"

• 2008-2010: X; 4 Cyl 2.5L; "Naturally Aspirated"

• 2008-2008: 2.5 X; 4 Cyl 2.5L; "Naturally Aspirated"

• 2008-2008: 2.5 XS Premium; 4 Cyl 2.5L; "Naturally Aspirated"

• 2008-2008: 2.5 XS; 4 Cyl 2.5L; "Naturally Aspirated"

• 2008-2008: Anniversary Edition; 4 Cyl 2.5L; "Naturally Aspirated"

• 2008-2008: Sports 2.5 X; 4 Cyl 2.5L; "Naturally Aspirated"

• 2008-2008: X L.L. Bean Edition; 4 Cyl 2.5L; "Naturally Aspirated"

• 1998-1998: Base; 4 Cyl 2.5L;

• 1998-1998: L; 4 Cyl 2.5L;

• 1998-1998: S; 4 Cyl 2.5L;

Fits 17 more submodels. (Show all) Show less info