GMC Truck Spark Plugs

DENSO REGULAR CLASS TRADITIONAL SPARK PLUG

Denso's Regular Class Traditional Spark Plugs guarantee the quality of the product they produce because every component that leaves their factories has been designed with precision, manufactured to the strictest OE standards and subjected to rigorous safety and performance tests.

Specification:

• 14 mm thread size
• 19 mm reach
• 0.81 in. hex size
• 0.02 in. gap size
• Gasket seat style
• Resistor plug type
• U-groove ground electrodes
• Removable terminal
• Fully projected tip
• Heat range 16

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

Series: Denso Standard

Quantity Sold: Sold individually

Warranty: 12-month Denso warranty

Part #: NPW16EXRU

DENSO PREMIUM CLASS PLATINUM TWIN TIP SPARK PLUG

Denso's Premium Class Platinum Twin Tip Spark Plugs revolutionary twin tip design provides better ignitability for a more powerful and fuel-efficient combustion yielding better engine performance in terms of power and fuel economy.

Specification:

• 14 mm thread size
• 19 mm reach
• 0.81 in. hex size
• 0.04 in. gap size
• Gasket seat style
• Resistor plug type
• Platinum alloy 1.1 mm fine wire center electrode
• Titanium enhanced 1.5 mm fine wire ground electrode
• Solid terminal
• Heat range 16

Features:

• Greatly improves mileage
• Provides more power and faster starts
• Reduce carbon emissions

Series: Denso Premium Class Platinum Twin Tip

Quantity Sold: Sold individually

Part #: NP4501

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.

Series: E3 DiamondFire

Quantity Sold: Sold individually

Warranty: 5-year or 100,000-mile E3 warranty

Part #: PYRE346

DENSO PREMIUM CLASS IRIDIUM PLUG, SOLD INDIVIDUALLY -- 14 mm thread, 19 mm reach, 0.81 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, heat range 16; 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.

Series: Denso Iridium Power

Quantity Sold: Sold individually

Warranty: 12-month Denso warranty

Part #: NPIW16

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
• 0.81 in. hex size
• 0.04 in. gap size
• Gasket seat style
• Resistor plug type
• Tapered cut U-groove ground electrode
• Removable terminal
• Heat range 16

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

Series: Denso Iridium Power

Quantity Sold: Sold individually

Warranty: 12-month Denso warranty

Part #: NP5305

DENSO REGULAR CLASS TRADITIONAL SPARK PLUG

Denso's Regular Class Traditional Spark Plugs guarantee the quality of the product they produce because every component that leaves their factories has been designed with precision, manufactured to the strictest OE standards and subjected to rigorous safety and performance tests.

Specification:

• 14 mm thread size
• 19 mm reach
• 0.81 in. hex size
• 0.04 in. gap size
• Gasket seat style
• Non-resistor plug type
• Platinum tipped center electrode
• Solid terminal
• Full projected tip
• Heat range 16

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

Series: Denso Double Platinum

Quantity Sold: Sold individually

Warranty: 12-month Denso warranty

Part #: NP3004

DENSO PREMIUM CLASS DOUBLE PLATINUM SPARK PLUG

Denso's Premium Class Double Platinum Spark Plug maximizes the longevity and enhances the durability of the spark plug. Denso applied platinum to both the center and ground electrodes with superior resistance to erosion and corrosion which enables Denso to create a spark plug capable of consistent, extended operation in excess of 60,000 miles.

Specification:

• 14 mm thread size
• 19 mm reach
• 0.81 in. hex size
• 0.04 in. gap size
• Gasket seat style
• Non-resistor plug type
• Platinum tipped ground and center electrode
• Solid terminal
• Full Projected tip
• Heat range 16

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

Series: Denso Double Platinum

Quantity Sold: Sold individually

Warranty: 12-month Denso warranty

Part #: NPP16R

DENSO REGULAR CLASS TRADITIONAL SPARK PLUG

Denso's Regular Class Traditional Spark Plugs guarantee the quality of the product they produce because every component that leaves their factories has been designed with precision, manufactured to the strictest OE standards and subjected to rigorous safety and performance tests.

Specification:

• 14 mm thread size
• 19 mm reach
• 0.81 in. hex size
• 0.02 in. gap size
• Gasket seat style
• Resistor plug type
• U-groove ground electrodes
• Removable terminal
• Full projected tip
• Heat range 16

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

Series: Denso Standard

Quantity Sold: Sold individually

Warranty: 12-month Denso warranty

Part #: NP3031