Contact Us Live Chat or 1-888-220-8330
Search Bar
Search by Part Number or Keywords
  • My Garage
  • My Account
  • Cart
  • Body & Mirrors
  • Chassis & Brakes
  • Engine & Drivetrain
  • Electrical & Lighting
Help Center
< Back ×
  • Body & Mirrors
  • Chassis & Brakes
  • Engine & Drivetrain
  • Electrical & Lighting
Login/Register My Account Track Order Help Center Contact Us
Replacement and OEM Parts for 2003 Infiniti QX4 Spark Plug

2003 Infiniti QX4 Spark Plug

My Vehicle Change Vehicle
2003 Infiniti QX4
Change Vehicle
Vehicle Options
We need more information about your vehicle to make a correct determination of fitment
< Back to View All
Spark Plugs & Wires
  • Department
  • Electrode Material
  • Insulator Type
  • Brands
  • Prices

11 Products found

Show Item:
  • 30
  • 60
  • 90
Sort by:
Recommended
Filter
Sort
View by
  • OEM 2003 Infiniti QX4 Spark Plug Diagram - 22401-5M014
    View Related Parts

    OEM (Genuine) 2003 Infiniti QX4 Spark Plug

    PartNumber: 22401-5M014
    OEM 2003 Infiniti QX4 Spark Plug - 22401-5M014
    Product Specifications
    • Notes: 3.5 Liter
    • Item Dimensions: 3.9 x 1.0 x 0.9 inches
    • Item Weight: 0.60 Pounds
    • Fitment Type: Direct Replacement
    • Part Description: Spark Plug
    More Info
    $13.49 MSRP: $18.33
    You Save: $4.84 (27%)
  • Denso Iridium Long-Life Spark Plug for 2003 Infiniti QX4 - 3417

    Denso® Iridium Long-Life Spark Plug for 2003 Infiniti QX4

    PartNumber: 3417
    Product Specifications
    • Notes: Gap 0.044; OE Recommended Iridium Long Life - Patented Iridium Alloy Plug (90% Ir) w/Platinum Ground Strap
    • Electrode Material: Iridium
    • Gap: .043" (1.1 mm)
    • Heat Range: 16
    • Hex Size: 5/8" (16 mm)
    • Nominal Gap: 1.1 mm
    • Overall Height: ISO
    • Reach: 26.5 mm (1.04")
    • Seat Type: Gasket
    • Terminal Type: Solid
    • Thread Diameter: 14 mm
    • Thread Pitch: 1.25 mm
    • UPC: 042511034174
    • Part Description: Iridium Long-Life Spark Plug
    More Info
    $8.99
  • Denso Iridium TT™ Spark Plug for 2003 Infiniti QX4 - 4703

    Denso® Iridium TT™ Spark Plug for 2003 Infiniti QX4

    PartNumber: 4703
    Product Specifications
    • Notes: Gap 0.040; Iridium TT - Ultimate Endurance & Pwr, 0.4mm Iridium & 0.7mm Platinum Twin-Tip Technology
    • Electrode Material: Iridium
    • Gap: .039" (1.0 mm)
    • Heat Range: 16
    • Hex Size: 5/8" (16 mm)
    • Nominal Gap: 1 mm
    • Overall Height: ISO
    • Reach: 26.5 mm (1.04")
    • Seat Type: Gasket
    • Terminal Type: Solid
    • Thread Diameter: 14 mm
    • Thread Pitch: 1.25 mm
    • UPC: 042511047037
    • Part Description: Iridium TT™ Spark Plug
    More Info
    $7.25
  • Denso Iridium Power™ Spark Plug for 2003 Infiniti QX4 - 5343

    Denso® Iridium Power™ Spark Plug for 2003 Infiniti QX4

    PartNumber: 5343
    Product Specifications
    • Notes: Gap 0.044; Iridium Pwr - Perf Upgrade w/World's Smallest Center Electrode (0.4 mm Dia) & Tapered Tip Patented U-Groove Design & Patented Ir Alloy (90% Ir)
    • Electrode Material: Iridium
    • Gap: .043" (1.1 mm)
    • Heat Range: 16
    • Hex Size: 5/8" (16 mm)
    • Nominal Gap: 1.1 mm
    • Overall Height: ISO
    • Reach: 26.5 mm (1.04")
    • Seat Type: Gasket
    • Terminal Type: Solid
    • Thread Diameter: 14 mm
    • Thread Pitch: 1.25 mm
    • UPC: 042511053434
    • Part Description: Iridium Power™ Spark Plug
    More Info
    $6.61
  • Denso Platinum TT™ Spark Plug for 2003 Infiniti QX4 - 4505

    Denso® Platinum TT™ Spark Plug for 2003 Infiniti QX4

    PartNumber: 4505
    Product Specifications
    • Notes: Gap 0.040; Platinum TT - Twin-Tip Technology Design w/Platinum Center Electrode & Titanium Enhanced Ground Strap
    • Electrode Material: Platinum
    • Gap: .039" (1.0 mm)
    • Ground Electrode Quantity: 1
    • Ground Electrode Tip Design: Titanium Enhanced Twin-Tip
    • Heat Range: 16
    • Hex Size: 5/8" (16 mm)
    • Material: Nickel
    • Nominal Gap: 1 mm
    • Overall Height: ISO
    • Reach: 26.5 mm (1.04")
    • Seat Type: Gasket
    • Spark Plug Reach: 26.50 mm
    • Terminal Type: Solid
    • Thread Diameter: 14 mm
    • Thread Pitch: 1.25 mm
    • UPC: 042511045057
    • Wrench Diameter: 16 mm
    • Part Description: Platinum TT™ Spark Plug
    More Info
    $5.12
  • Denso Original U-Groove Nickel Spark Plug for 2003 Infiniti QX4 - 6076

    Denso® Original U-Groove Nickel Spark Plug for 2003 Infiniti QX4

    PartNumber: 6076
    Product Specifications
    • Notes: Gap 0.044; Resistor Plug w/Patented U-Groove Design
    • Center Electrode Core Material: Copper
    • Center Electrode Material: Nickel
    • Gap: 0.044"
    • Ground Configuration: Standard
    • Ground Electrode Core Material: Nickel
    • Ground Electrode Quantity: 1
    • Ground Electrode Tip Design: U-Groove
    • Heat Range: 16
    • Hex Size: 0.625"
    • Resistance: 5 kOhm
    • Spark Plug Seat Style: Gasket
    • Thread Diameter: 0.551"
    • Thread Reach: 1.043"
    • UPC: 042511060760
    • Part Description: Original U-Groove Nickel Spark Plug
    More Info
    $3.89
  • Denso Iridium Tt™ Spark Plug for 2003 Infiniti QX4 - IKH16

    Denso® Iridium Tt™ Spark Plug for 2003 Infiniti QX4

    PartNumber: IKH16
    Product Specifications
    • Notes: Gap 0.044; Iridium Pwr - Perf Upgrade w/World's Smallest Center Electrode (0.4 mm Dia) & Tapered Tip Patented U-Groove Design & Patented Ir Alloy (90% Ir)
    • Center Electrode Core Material: Copper
    • Center Electrode Tip Material: Iridium Rhodium Alloy
    • Ground Configuration: Standard
    • Ground Electrode Core Material: Nickel
    • Ground Electrode Quantity: 1
    • Ground Electrode Tip Design: Tapercut, U-Groove
    • Hex Size: 16.0
    • Manufacturer Heat Range: 16
    • Pre-Gap Size: 0.044
    • Reach: 26.50
    • Resistance: 5000
    • Seat Type: Gasket
    • UPC: 042511053434
    • Part Description: Iridium Tt™ Spark Plug
    More Info
  • Denso Iridium Tt™ Spark Plug for 2003 Infiniti QX4 - IKH16TT

    Denso® Iridium Tt™ Spark Plug for 2003 Infiniti QX4

    PartNumber: IKH16TT
    Product Specifications
    • Notes: Gap 0.040; Iridium TT - Ultimate Endurance & Pwr, 0.4mm Iridium & 0.7mm Platinum Twin-Tip Technology
    • Center Electrode Core Material: Copper
    • Center Electrode Tip Material: Iridium Rhodium Alloy
    • Ground Configuration: Twin-Tip
    • Ground Electrode Core Material: Nickel
    • Ground Electrode Quantity: 1
    • Ground Electrode Tip Design: Platinum Twin-Tip
    • Hex Size: 16.0
    • Manufacturer Heat Range: 16
    • Pre-Gap Size: 0.040
    • Reach: 26.50
    • Resistance: 5000
    • Seat Type: Gasket
    • UPC: 042511047037
    • Part Description: Iridium Tt™ Spark Plug
    More Info
  • Denso Original U-Groove™ Spark Plug for 2003 Infiniti QX4 - K16HPR-U11

    Denso® Original U-Groove™ Spark Plug for 2003 Infiniti QX4

    PartNumber: K16HPR-U11
    Product Specifications
    • Notes: Gap 0.044; Resistor Plug w/Patented U-Groove Design
    • Center Electrode Core Material: Copper
    • Center Electrode Tip Material: Nickel
    • Ground Configuration: Standard
    • Ground Electrode Core Material: Nickel
    • Ground Electrode Quantity: 1
    • Ground Electrode Tip Design: U-Groove
    • Hex Size: 16.0
    • Manufacturer Heat Range: 16
    • Pre-Gap Size: 0.044
    • Reach: 26.50
    • Resistance: 5000
    • Seat Type: Gasket
    • UPC: 042511060760
    • Part Description: Original U-Groove™ Spark Plug
    More Info
  • Denso Platinum Tt™ Spark Plug for 2003 Infiniti QX4 - PKH16TT

    Denso® Platinum Tt™ Spark Plug for 2003 Infiniti QX4

    PartNumber: PKH16TT
    Product Specifications
    • Notes: Gap 0.040; Platinum TT - Twin-Tip Technology Design w/Platinum Center Electrode & Titanium Enhanced Ground Strap
    • Center Electrode Core Material: Copper
    • Center Electrode Tip Material: Platinum
    • Ground Configuration: Twin-Tip
    • Ground Electrode Core Material: Nickel
    • Ground Electrode Quantity: 1
    • Ground Electrode Tip Design: Titanium Enhanced Twin-Tip
    • Hex Size: 16.0
    • Manufacturer Heat Range: 16
    • Pre-Gap Size: 0.040
    • Reach: 26.50
    • Resistance: 5000
    • Seat Type: Gasket
    • UPC: 042511045057
    • Part Description: Platinum Tt™ Spark Plug
    More Info
  • Denso Iridium Long-Life™ Spark Plug for 2003 Infiniti QX4 - SK16HR11

    Denso® Iridium Long-Life™ Spark Plug for 2003 Infiniti QX4

    PartNumber: SK16HR11
    Product Specifications
    • Notes: Gap 0.044; OE Recommended Iridium Long Life - Patented Iridium Alloy Plug (90% Ir) w/Platinum Ground Strap
    • Center Electrode Core Material: Copper
    • Center Electrode Tip Material: Iridium-Rhodium Alloy
    • Ground Configuration: Standard
    • Ground Electrode Core Material: Nickel
    • Ground Electrode Quantity: 1
    • Ground Electrode Tip Design: Platinum Chip
    • Hex Size: 16.0
    • Manufacturer Heat Range: 16
    • Pre-Gap Size: 0.044
    • Reach: 26.50
    • Resistance: 5000
    • Seat Type: Gasket
    • UPC: 042511034174
    • Part Description: Iridium Long-Life™ Spark Plug
    More Info