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- NGK G-Power Platinum Spark Plug
- Gap 0.060"
- G-Power Spark Plug
- Product Attributes:
- Center Electrode Design: Fine Wire
- Center Electrode Insulator Tip Projection:
- 0.16
- 4.0
- Washer Included: No
- Electrical Terminal Type: Non-removable Nut
- Grade Type: Standard Replacement
- Service Number: Tr55gp
- Ground Electrode Tip Material: Nickel
- Short Style Spark Plug: No
- Skirt: No
- Center Electrode Core Material: Copper
- Part Number: Tr55gp
- Resistor Type: Yes
- Stock Number: 3403
- Ground Electrode Tip Design: Trapezoid
- Pre-Gap Size:
- .060
- 1.5
- Ground Electrode Core Material: Nickel
- Material Grade: Platinum
- Center Electrode Projection: Mid Projection
- Seat Type: Tapered
- Ground Electrode Quantity: 1
- Insulator Material: Ceramic
- Hex Size: 5/8" (16mm)
- Reach:
- 0.689
- 17.5
- Center Electrode Tip Material: Platinum
- Skirt Length: 0.0
- Manufacturer Heat Range: 5
- Ground Configuration: J-gap
- Resistance: 5000.0
- Insulator Height:
- 2.07
- 52.5
- Thread Diameter:
- 0.551
- 14.0
-
Features:
- RECOMMENDED USAGE: Lower cost alternative to double precious metal spark plugs or as an upgrade to OE nickel alloy spark plugs
- SINGLE PLATINUM TIP: Fine wire 0.6 millimeter platinum tip center electrode ensures improved durability and a consistently stable spark
- TRAPEZOIDAL CUT GROUND ELECTRODE: Reduces quenching design produces improved ignitability and performance
- PLATINUM ALLOY: G-Power platinum provides exceptional value with increased performance and longer service intervals than factory nickel plugs
- COLD-ROLLED THREADS: Prevents cross-threading and damage to cylinder heads
- SOLID COPPER CORE: 98% pure copper core offers superior heat dissipation, conductivity and ultra wide heat ranges
- NGK G-Power Platinum spark plugs are the best single platinum spark plugs at an economical price. G-Power plugs feature a fine wire platinum center electrode and a trapezoidal cut ground electrode that offers increased durability, improved fuel efficiency, lower emissions, faster starts and quicker acceleration over conventional nickel spark plugs. An excellent upgrade for vehicles which used nickel alloy spark plugs originally. For better performance consider upgrading to a NGK Iridium IX plug. For even greater performance consider upgrading to a NGK RUTHENIUM HX plug.
-
Suggested Purchase Quantity: 8
- Most jobs typically require 8 of this item.
- This item must be purchased in quantities of 4
This Part Fits the Following OEM/Substitute Numbers:
12, 14, 3013, 3015, 3015-2, 3401, 3401-2, 3403, 3408, 3408-2, 3983, 3983-2, 41-902, 4511, 6701, 6703, 6706, 6709...VIEW MORE
Additional Fitment Information:
| Vehicle | Block | CC | Engine | CID |
|---|---|---|---|---|
| 1999 - Pontiac Firebird | V | 3800 | 6 Cyl 3.8L | 231 |
- NGK G-Power Platinum Spark Plug
- Gap 0.040"
- G-Power Spark Plug
- Product Attributes:
- Center Electrode Design: Fine Wire
- Center Electrode Insulator Tip Projection:
- 0.16
- 4.0
- Washer Included: No
- Electrical Terminal Type: Non-removable Nut
- Grade Type: Standard Replacement
- Service Number: Tr5gp
- Ground Electrode Tip Material: Nickel
- Short Style Spark Plug: No
- Skirt: No
- Center Electrode Core Material: Copper
- Part Number: Tr5gp
- Resistor Type: Yes
- Stock Number: 3186
- Ground Electrode Tip Design: Trapezoid
- Pre-Gap Size:
- .040
- 1.0
- Ground Electrode Core Material: Nickel
- Material Grade: Platinum
- Center Electrode Projection: Mid Projection
- Seat Type: Tapered
- Ground Electrode Quantity: 1
- Insulator Material: Ceramic
- Hex Size: 5/8" (16mm)
- Reach:
- 0.689
- 17.5
- Center Electrode Tip Material: Platinum
- Skirt Length: 0.0
- Manufacturer Heat Range: 5
- Ground Configuration: J-gap
- Resistance: 5000.0
- Insulator Height:
- 2.07
- 52.5
- Thread Diameter:
- 0.551
- 14.0
-
Features:
- TRAPEZOIDAL CUT GROUND ELECTRODE: Reduces quenching design produces improved ignitability and performance
- COLD-ROLLED THREADS: Prevents cross-threading and damage to cylinder heads
- PLATINUM ALLOY: G-Power platinum provides exceptional value with increased performance and longer service intervals than factory nickel plugs
- SOLID COPPER CORE: 98% pure copper core offers superior heat dissipation, conductivity and ultra wide heat ranges
- SINGLE PLATINUM TIP: Fine wire 0.6 millimeter platinum tip center electrode ensures improved durability and a consistently stable spark
- RECOMMENDED USAGE: Lower cost alternative to double precious metal spark plugs or as an upgrade to OE nickel alloy spark plugs
- NGK G-Power Platinum spark plugs are the best single platinum spark plugs at an economical price. G-Power plugs feature a fine wire platinum center electrode and a trapezoidal cut ground electrode that offers increased durability, improved fuel efficiency, lower emissions, faster starts and quicker acceleration over conventional nickel spark plugs. An excellent upgrade for vehicles which used nickel alloy spark plugs originally. For better performance consider upgrading to a NGK Iridium IX plug. For even greater performance consider upgrading to a NGK RUTHENIUM HX plug.
-
Suggested Purchase Quantity: 8
- Most jobs typically require 8 of this item.
- This item must be purchased in quantities of 4
This Part Fits the Following OEM/Substitute Numbers:
19145290, 19250962, 19250963, 19250967, 25164641, 25164644, 3, 3013, 3013-2, 3026, 3186, 4005, 4205, 4309, 4457, 4511, 4713, 6...VIEW MORE
Additional Fitment Information:
| Vehicle | Block | CC | Engine | CID |
|---|---|---|---|---|
| 1999 - Pontiac Firebird | V | - | 8 Cyl 5.7L | 350 |
- NGK Iridium IX Spark Plug
- Gap 0.060"
- Iridium IX Spark Plug
- Product Attributes:
- Center Electrode Design: Fine Wire
- Center Electrode Insulator Tip Projection:
- 0.16
- 4.0
- Washer Included: No
- Electrical Terminal Type: Non-removable Nut
- Grade Type: Performance
- Service Number: Tr55ix
- Ground Electrode Tip Material: Nickel
- Short Style Spark Plug: No
- Skirt: No
- Center Electrode Core Material: Copper
- Part Number: Tr55ix
- Resistor Type: Yes
- Stock Number: 7164
- Ground Electrode Tip Design: Taper Cut
- Pre-Gap Size:
- .060
- 1.5
- Ground Electrode Core Material: Nickel
- Material Grade: Iridium
- Center Electrode Projection: Mid Projection
- Seat Type: Tapered
- Ground Electrode Quantity: 1
- Insulator Material: Ceramic
- Hex Size: 5/8" (16mm)
- Reach:
- 0.689
- 17.5
- Center Electrode Tip Material: Iridium
- Skirt Length: 0.0
- Manufacturer Heat Range: 5
- Ground Configuration: J-gap
- Resistance: 5000.0
- Insulator Height:
- 2.07
- 52.5
- Thread Diameter:
- 0.551
- 14.0
-
Features:
- TAPERED CUT GROUND ELECTRODE: Reduced quenching design produces outstanding ignitability, improved acceleration, fuel efficiency and durability
- SOLID COPPER CORE: 98% pure copper core offers superior heat dissipation, conductivity and ultra wide heat ranges
- SINGLE IRIDIUM TIP: Fine wire 0.6 millimeter iridium tip center electrode ensures high durability and a consistently stable spark
- RECOMMENDED USAGE: Modified or high performance applications, or as an upgrade to OE nickel alloy spark plugs
- TRIVALENT METAL PLATING: Delivers superior anti-corrosion and anti-seizing properties, ensuring ease of installation and removal
- IRIDIUM ALLOY CENTER ELECTRODE: Iridium's density (6x that of platinum) and extremely high melting point is perfect for modern high efficiency engines
- NGK Iridium IX spark plugs are specifically designed for the performance enthusiast. Iridium IX provides outstanding acceleration, high fuel efficiency and durability. NGK Iridium IX plugs offer extreme ignitability and exceptional anti-fouling. Tapered cut ground electrode provides improved starting, idling and throttle response. The Iridium fine wire center electrode's durability is six times harder than platinum. Iridium alloy's extremely high melting point is perfect for today's engines. For even greater performance consider upgrading to an NGK Ruthenium HX plug.
-
Suggested Purchase Quantity: 8
- Most jobs typically require 8 of this item.
- This item must be purchased in quantities of 4
This Part Fits the Following OEM/Substitute Numbers:
12, 12561466, 12563707, 12565753, 14, 15, 16, 1765288, 1835342T, 1835406T, 1835414T, 1835430T, 1835464T, 1835788T, 1835826T, 241-902, 241-908, 241-913...VIEW MORE
Additional Fitment Information:
| Vehicle | Block | CC | Engine | CID |
|---|---|---|---|---|
| 1999 - Pontiac Firebird | V | 3800 | 6 Cyl 3.8L | 231 |
- NGK Iridium IX Spark Plug
- Gap 0.040"
- Iridium IX Spark Plug
- Product Attributes:
- Center Electrode Design: Fine Wire
- Center Electrode Insulator Tip Projection:
- 0.16
- 4.0
- Washer Included: No
- Electrical Terminal Type: Non-removable Nut
- Grade Type: Performance
- Service Number: Tr5ix
- Ground Electrode Tip Material: Nickel
- Short Style Spark Plug: No
- Skirt: No
- Center Electrode Core Material: Copper
- Part Number: Tr5ix
- Resistor Type: Yes
- Stock Number: 7397
- Ground Electrode Tip Design: Taper Cut
- Pre-Gap Size:
- .040
- 1.0
- Ground Electrode Core Material: Nickel
- Material Grade: Iridium
- Center Electrode Projection: Mid Projection
- Seat Type: Tapered
- Ground Electrode Quantity: 1
- Insulator Material: Ceramic
- Hex Size: 5/8" (16mm)
- Reach:
- 0.689
- 17.5
- Center Electrode Tip Material: Iridium
- Skirt Length: 0.0
- Manufacturer Heat Range: 5
- Ground Configuration: J-gap
- Resistance: 5000.0
- Insulator Height:
- 2.07
- 52.5
- Thread Diameter:
- 0.551
- 14.0
-
Features:
- SOLID COPPER CORE: 98% pure copper core offers superior heat dissipation, conductivity and ultra wide heat ranges
- TRIVALENT METAL PLATING: Delivers superior anti-corrosion and anti-seizing properties, ensuring ease of installation and removal
- IRIDIUM ALLOY CENTER ELECTRODE: Iridium's density (6x that of platinum) and extremely high melting point is perfect for modern high efficiency engines
- TAPERED CUT GROUND ELECTRODE: Reduced quenching design produces outstanding ignitability, improved acceleration, fuel efficiency and durability
- SINGLE IRIDIUM TIP: Fine wire 0.6 millimeter iridium tip center electrode ensures high durability and a consistently stable spark
- RECOMMENDED USAGE: Modified or high performance applications, or as an upgrade to OE nickel alloy spark plugs
- NGK Iridium IX spark plugs are specifically designed for the performance enthusiast. Iridium IX provides outstanding acceleration, high fuel efficiency and durability. NGK Iridium IX plugs offer extreme ignitability and exceptional anti-fouling. Tapered cut ground electrode provides improved starting, idling and throttle response. The Iridium fine wire center electrode's durability is six times harder than platinum. Iridium alloy's extremely high melting point is perfect for today's engines. For even greater performance consider upgrading to an NGK Ruthenium HX plug.
-
Suggested Purchase Quantity: 8
- Most jobs typically require 8 of this item.
- This item must be purchased in quantities of 4
This Part Fits the Following OEM/Substitute Numbers:
12571533, 1765290, 1835350T, 1835384T, 1835422T, 241-904, 241-906, 241-910, 25164640, 3, 4011, 41-900, 41-904, 41-906, 41-907, 41-910, 41-986, 4205...VIEW MORE
Additional Fitment Information:
| Vehicle | Block | CC | Engine | CID |
|---|---|---|---|---|
| 1999 - Pontiac Firebird | V | - | 8 Cyl 5.7L | 350 |
- NGK Laser Iridium Spark Plug
- Gap 0.040"
- Laser Iridium Spark Plug
- Product Attributes:
- Center Electrode Design: Fine Wire
- Center Electrode Insulator Tip Projection:
- 0.20
- 5.0
- Washer Included: No
- Electrical Terminal Type: Non-removable Nut
- Grade Type: Performance
- Service Number: Iztr5b11
- Ground Electrode Tip Material: Platinum
- Short Style Spark Plug: No
- Skirt: No
- Center Electrode Core Material: Copper
- Part Number: Iztr5b11
- Resistor Type: Yes
- Stock Number: 1465
- Ground Electrode Tip Design: Standard
- Pre-Gap Size:
- .044
- 1.1
- Ground Electrode Core Material: Nickel
- Material Grade: Iridium Platinum
- Center Electrode Projection: Long Projection
- Seat Type: Tapered
- Ground Electrode Quantity: 1
- Insulator Material: Ceramic
- Hex Size: 5/8" (16mm)
- Reach:
- 0.689
- 17.5
- Center Electrode Tip Material: Iridium
- Skirt Length: 0.0
- Manufacturer Heat Range: 5
- Ground Configuration: J-gap
- Resistance: 5000.0
- Insulator Height:
- 2.07
- 52.5
- Thread Diameter:
- 0.551
- 14.0
-
Features:
- TRIVALENT METAL PLATING: Delivers superior anti-corrosion and anti-seizing properties, ensuring ease of installation and removal
- IRIDIUM ALLOY CENTER ELECTRODE: Iridium's density (6x that of platinum) and extremely high melting point is perfect for modern high efficiency engines
- ACTUAL OE or EQUIVALENT DESIGN: OEM quality construction fine wire iridium alloy center electrode provides consistent performance
- RECOMMENDED USAGE: Best for vehicles with OE fine wire iridium alloy plugs
- PLATINUM TIP GROUND ELECTRODE: Unless OE specified, platinum protection at the ground electrode provides excellent ignitability and service life
- SOLID COPPER CORE: 98% pure copper core offers superior heat dissipation, conductivity and ultra wide heat ranges
- NGK Laser Iridium spark plugs offer the best combination of performance and longevity. Engineered specifically for OE applications, Laser Iridium spark plugs are tested to the highest standards to ensure quality and durability. Iridium tipped center electrode provides durability six times harder than platinum. NGKs high grade pure alumina ceramic and 98 percent pure copper core prevents the spark plug from overheating while providing reliable starts. Most Laser Iridium spark plugs feature a platinum pad on the ground electrode for even wear in distributorless ignition systems.
-
Suggested Purchase Quantity: 8
- Most jobs typically require 8 of this item.
- This item must be purchased in quantities of 4
This Part Fits the Following OEM/Substitute Numbers:
12571164, 12621258, 1465, 41-110, 41-162, 41-985, 4509, 4511, 4713, 7421, 9602, HGR9LQI0, HR8LII33U, HR9LI33U, IT16TT, PT16TT
Additional Fitment Information:
| Vehicle | Block | CC | Engine | CID |
|---|---|---|---|---|
| 1999 - Pontiac Firebird | V | - | 8 Cyl 5.7L | 350 |
- NGK Laser Platinum Spark Plug
- Gap 0.040" OE Equivalent Design 100,000 mi OE Mfr Recommended Service Interval
- Laser Platinum Spark Plug
- Product Attributes:
- Center Electrode Design: Fine Wire
- Center Electrode Insulator Tip Projection:
- 0.14
- 3.5
- Washer Included: No
- Electrical Terminal Type: Non-removable Nut
- Grade Type: Performance
- Service Number: Ptr5d-10
- Ground Electrode Tip Material: Platinum
- Short Style Spark Plug: No
- Skirt: No
- Center Electrode Core Material: Copper
- Part Number: Ptr5d-10
- Resistor Type: Yes
- Stock Number: 3784
- Ground Electrode Tip Design: Standard
- Pre-Gap Size:
- .040
- 1.0
- Ground Electrode Core Material: Nickel
- Material Grade: Double Platinum
- Center Electrode Projection: Mid Projection
- Seat Type: Tapered
- Ground Electrode Quantity: 1
- Insulator Material: Ceramic
- Hex Size: 5/8" (16mm)
- Reach:
- 0.689
- 17.5
- Center Electrode Tip Material: Platinum
- Skirt Length: 0.0
- Manufacturer Heat Range: 5
- Ground Configuration: J-gap
- Resistance: 5000.0
- Insulator Height:
- 2.07
- 52.5
- Thread Diameter:
- 0.551
- 14.0
-
Features:
- PLATINUM ALLOY CENTER ELECTRODE: Longer wearing and higher temperature resistance compared to traditional nickel spark plugs
- ACTUAL OE or EQUIVALENT DESIGN: OEM quality construction fine wire platinum alloy center electrode provides consistent performance
- RECOMMENDED USAGE: Best for vehicles with OE fine wire platinum alloy plugs
- TRIVALENT METAL PLATING: Delivers superior anti-corrosion and anti-seizing properties, ensuring ease of installation and removal
- SOLID COPPER CORE: 98% pure copper core offers superior heat dissipation, conductivity and ultra wide heat ranges
- PLATINUM TIP GROUND ELECTRODE: Unless OE specified, platinum protection at the ground electrode provides excellent ignitability and service life
- NGK Laser Platinum spark plugs provide high ignitability and longer service life compared to conventional nickel spark plugs. Laser Platinum plugs are tested to the highest standards to ensure quality and durability. Engineered specifically for OE applications. Laser platinum plugs provide stable idling, superior anti-fouling, improved fuel efficiency and lower emissions. High-grade pure alumina ceramic and 98% pure copper core prevents spark plug from overheating and provides reliable starts. Most Laser Platinum spark plugs feature a platinum pad on the ground electrode for even wear in distributorless ignition systems.
-
Suggested Purchase Quantity: 8
- Most jobs typically require 8 of this item.
- This item must be purchased in quantities of 4
This Part Fits the Following OEM/Substitute Numbers:
3784, 41-805, 41-962, 4304, 4305, 4511, 4713, 7015-2, 8104, 8119, AGRF22PP1, AGSF32FEM, APP104, APP104DP2, APP105, APP106, HGR8DDP, HGR9DDP...VIEW MORE
Additional Fitment Information:
| Vehicle | Block | CC | Engine | CID |
|---|---|---|---|---|
| 1999 - Pontiac Firebird | V | - | 8 Cyl 5.7L | 350 |
- NGK Laser Iridium Spark Plug
- Gap 0.060" OE Equivalent Design* 100,000 mi OE Mfr Recommended Service Interval
- Laser Iridium Spark Plug
- Product Attributes:
- Center Electrode Design: Fine Wire
- Center Electrode Insulator Tip Projection:
- 0.14
- 3.5
- Washer Included: No
- Electrical Terminal Type: Non-removable Nut
- Grade Type: Performance
- Service Number: Itr4a15
- Ground Electrode Tip Material: Platinum
- Short Style Spark Plug: No
- Skirt: No
- Center Electrode Core Material: Copper
- Part Number: Itr4a15
- Resistor Type: Yes
- Stock Number: 5599
- Ground Electrode Tip Design: Standard
- Pre-Gap Size:
- .060
- 1.5
- Ground Electrode Core Material: Nickel
- Material Grade: Iridium Platinum
- Center Electrode Projection: Mid Projection
- Seat Type: Tapered
- Ground Electrode Quantity: 1
- Insulator Material: Ceramic
- Hex Size: 5/8" (16mm)
- Reach:
- 0.689
- 17.5
- Center Electrode Tip Material: Iridium
- Skirt Length: 0.0
- Manufacturer Heat Range: 4
- Ground Configuration: J-gap
- Resistance: 5000.0
- Insulator Height:
- 2.07
- 52.5
- Thread Diameter:
- 0.551
- 14.0
-
Features:
- TRIVALENT METAL PLATING: Delivers superior anti-corrosion and anti-seizing properties, ensuring ease of installation and removal
- RECOMMENDED USAGE: Best for vehicles with OE fine wire iridium alloy plugs
- PLATINUM TIP GROUND ELECTRODE: Unless OE specified, platinum protection at the ground electrode provides excellent ignitability and service life
- SOLID COPPER CORE: 98% pure copper core offers superior heat dissipation, conductivity and ultra wide heat ranges
- ACTUAL OE or EQUIVALENT DESIGN: OEM quality construction fine wire iridium alloy center electrode provides consistent performance
- IRIDIUM ALLOY CENTER ELECTRODE: Iridium's density (6x that of platinum) and extremely high melting point is perfect for modern high efficiency engines
- NGK Laser Iridium spark plugs offer the best combination of performance and longevity. Engineered specifically for OE applications, Laser Iridium spark plugs are tested to the highest standards to ensure quality and durability. Iridium tipped center electrode provides durability six times harder than platinum. NGKs high grade pure alumina ceramic and 98 percent pure copper core prevents the spark plug from overheating while providing reliable starts. Most Laser Iridium spark plugs feature a platinum pad on the ground electrode for even wear in distributorless ignition systems.
-
Suggested Purchase Quantity: 8
- Most jobs typically require 8 of this item.
- This item must be purchased in quantities of 4
This Part Fits the Following OEM/Substitute Numbers:
12561454, 12568387, 12578277, 1835616T, 1835762T, 19158039, 19158041, 19256067, 241-921, 24504873, 25161677, 25163148, 25166821, 25333938, 41-101, 41-902, 41-908, 41-921...VIEW MORE
Additional Fitment Information:
| Vehicle | Block | CC | Engine | CID |
|---|---|---|---|---|
| 1999 - Pontiac Firebird | V | 3800 | 6 Cyl 3.8L | 231 |
- Spark Plug Iridium TT
- Gap 0.040 Iridium TT - Ultimate Endurance and Power, 0.4mm Iridium and 0.7mm Platinum Twin-Tip Technology
- Spark Plug Iridium TT
- Spark Plug - Iridium TT
- Product Attributes:
- Seat Type: Tapered
- Ground Electrode Quantity: 1
- Center Electrode Core Material: Copper
- Hex Size: 16
- Reach: 18.0
- Center Electrode Tip Material: Iridium
- Ground Electrode Tip Design: Platinum Twin-tip
- Manufacturer Heat Range: 16
- Ground Configuration: Twin-tip
- Pre-Gap Size: 1.0
- Resistance: 5000.0
- Ground Electrode Core Material: Nickel
- Thread Diameter: 14.0
- Durability of an OE style plug combined with Power & Torque of high performance.
-
Suggested Purchase Quantity: 4
- Most jobs typically require 4 of this item.
Additional Fitment Information:
| Vehicle |
|---|
| 1999 - Pontiac Firebird |
- Spark Plug Iridium TT
- Gap 0.040 Iridium TT - Ultimate Endurance and Power, 0.4mm Iridium and 0.7mm Platinum Twin-Tip Technology
- Spark Plug Iridium TT
- Spark Plug - Iridium TT
- Product Attributes:
- Seat Type: Tapered
- Ground Electrode Quantity: 1
- Center Electrode Core Material: Copper
- Hex Size: 16
- Reach: 18.0
- Center Electrode Tip Material: Iridium
- Ground Electrode Tip Design: Platinum Twin-tip
- Manufacturer Heat Range: 16
- Ground Configuration: Twin-tip
- Pre-Gap Size: 1.0
- Resistance: 5000.0
- Ground Electrode Core Material: Nickel
- Thread Diameter: 14.0
- Durability of an OE style plug combined with Power & Torque of high performance.
-
Suggested Purchase Quantity: 4
- Most jobs typically require 4 of this item.
This Part Fits the Following OEM/Substitute Numbers:
002 159 57 03, 002 159 58 03, 003 159 04 03, 003 159 05 03, 003 159 28 03, 003 159 36 03, 003 159 37 03, 12 57 1164, 12556183, 12568387, 12571164, 12571533, 12571535, 12578277, 12591131, 12607234, 12609877, 12621258...VIEW MORE
Additional Fitment Information:
| Vehicle |
|---|
| 1999 - Pontiac Firebird |
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