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Replacement and OEM Parts for Chevrolet Silverado 3500 HD Spark Plug
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Chevrolet Silverado 3500 HD Spark Plug

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Spark Plugs & Wires
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  • OEM Chevrolet Silverado 3500 HD Spark Plug Diagram - 12622441
    View Related Parts

    OEM (Genuine) Chevrolet Silverado 3500 HD Spark Plug

    PartNumber: 12622441
    OEM Chevrolet Silverado 3500 HD Spark Plug - 12622441
    Product Specifications
    • Other Names: Spark Plug
    • Item Dimensions: 4.0 x 3.8 x 1.5 inches
    • Item Weight: 0.60 Pounds
    • Fitment Type: Direct Replacement
    • Part Description: Chevrolet Silverado 3500 HD Spark Plug
    More Info
    $8.74 MSRP: $15.80
    You Save: $7.06 (45%)
  • Denso Iridium TT™ Spark Plug for Chevrolet Silverado 3500 HD - 4713

    Denso® Iridium TT™ Spark Plug for Chevrolet Silverado 3500 HD

    PartNumber: 4713
    Product Specifications
    • Electrode Material: Iridium
    • Gap: .039" (1.0 mm)
    • Heat Range: 16
    • Hex Size: 5/8" (16 mm)
    • Nominal Gap: 1 mm
    • Overall Height: JIS
    • Reach: 18.00 mm
    • Seat Type: Tapered
    • Terminal Type: Solid
    • Thread Diameter: 14.00 mm
    • Thread Pitch: 1.25 mm
    • UPC: 042511047136
    • Part Description: Chevrolet Silverado 3500 HD Iridium TT™ Spark Plug
    More Info
    $6.61
  • OEM Chevrolet Silverado 3500 HD Glow Plug Diagram - 12639701
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    OEM (Genuine) Chevrolet Silverado 3500 HD Glow Plug

    PartNumber: 12639701
    OEM Chevrolet Silverado 3500 HD Glow Plug - 12639701
    Product Specifications
    • Other Names: Glow Plug
    • Item Dimensions: 6.4 x 1.1 x 1.0 inches
    • Item Weight: 0.40 Pounds
    • Fitment Type: Direct Replacement
    • Replaces: 97364968
    • Part Description: Chevrolet Silverado 3500 HD Glow Plug
    More Info
    $24.43 MSRP: $41.63
    You Save: $17.20 (42%)
  • Denso Double Platinum Spark Plug for Chevrolet Silverado 3500 HD - 5077

    Denso® Double Platinum Spark Plug for Chevrolet Silverado 3500 HD

    PartNumber: 5077
    Product Specifications
    • Electrode Material: Platinum
    • Gap: .059" (1.5 mm)
    • Heat Range: 16
    • Hex Size: 5/8" (16 mm)
    • Nominal Gap: 1.5 mm
    • Overall Height: JIS
    • Reach: 18 mm (.709")
    • Seat Type: Tapered
    • Spark Plug Reach: 0.709"
    • Terminal Type: Solid
    • Thread Diameter: 14 mm
    • Thread Pitch: 1.25 mm
    • UPC: 042511050778
    • Part Description: Chevrolet Silverado 3500 HD Double Platinum Spark Plug
    More Info
    $5.64
  • OEM Chevrolet Silverado 3500 HD Spark Plug Diagram - 12681665
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    OEM (Genuine) Chevrolet Silverado 3500 HD Spark Plug

    PartNumber: 12681665
    OEM Chevrolet Silverado 3500 HD Spark Plug - 12681665
    Product Specifications
    • Other Names: Spark Plug
    • Item Dimensions: 3.7 x 1.1 x 6.9 inches
    • Item Weight: 1.00 Pounds
    • Fitment Type: Direct Replacement
    • Replaces: 25162555, 12607234, 19256067, 25315018, 89017883, 25162556
    • Part Description: Chevrolet Silverado 3500 HD Spark Plug
    More Info
    $8.74 MSRP: $15.80
    You Save: $7.06 (45%)
  • Denso Iridium Long-Life Spark Plug for Chevrolet Silverado 3500 HD - 5090

    Denso® Iridium Long-Life Spark Plug for Chevrolet Silverado 3500 HD

    PartNumber: 5090
    Product Specifications
    • Electrode Material: Iridium
    • Gap: .039" (1.0 mm)
    • Heat Range: 16
    • Hex Size: 5/8" (16 mm)
    • Nominal Gap: 1 mm
    • Overall Height: JIS
    • Reach: 18 mm (.709")
    • Seat Type: Tapered
    • Terminal Type: Solid
    • Thread Diameter: 14 mm
    • Thread Pitch: 1.25 mm
    • UPC: 042511050907
    • Part Description: Chevrolet Silverado 3500 HD Iridium Long-Life Spark Plug
    More Info
    $5.79
  • Denso Iridium Power™ Spark Plug for Chevrolet Silverado 3500 HD - 5325

    Denso® Iridium Power™ Spark Plug for Chevrolet Silverado 3500 HD

    PartNumber: 5325
    Product Specifications
    • Electrode Material: Iridium
    • Gap: .043" (1.1 mm)
    • Heat Range: 16
    • Hex Size: 5/8" (16 mm)
    • Nominal Gap: 1.1 mm
    • OE Part Number: IT16
    • Overall Height: JIS
    • Reach: 18.00 mm
    • Seat Type: Tapered
    • Terminal Type: Solid
    • Thread Diameter: 14.00 mm
    • Thread Pitch: 1.25 mm
    • UPC: 042511053250
    • Part Description: Chevrolet Silverado 3500 HD Iridium Power™ Spark Plug
    More Info
    $5.96
  • Denso Platinum TT™ Spark Plug for Chevrolet Silverado 3500 HD - 4511

    Denso® Platinum TT™ Spark Plug for Chevrolet Silverado 3500 HD

    PartNumber: 4511
    Product Specifications
    • 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: JIS
    • Reach: 17.5 mm (.689")
    • Seat Type: Tapered
    • Spark Plug Reach: 18 mm
    • Terminal Type: Solid
    • Thread Diameter: 14 mm
    • Thread Pitch: 1.25 mm
    • UPC: 042511045118
    • Wrench Diameter: 16 mm
    • Part Description: Chevrolet Silverado 3500 HD Platinum TT™ Spark Plug
    More Info
    $3.32
  • OEM Chevrolet Silverado 3500 HD Glow Plug Diagram - 12690238
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    OEM (Genuine) Chevrolet Silverado 3500 HD Glow Plug

    PartNumber: 12690238
    OEM Chevrolet Silverado 3500 HD Glow Plug - 12690238
    Product Specifications
    • Other Names: Glow Plug
    • Item Dimensions: 6.4 x 1.4 x 1.1 inches
    • Item Weight: 0.40 Pounds
    • Fitment Type: Direct Replacement
    • Replaced by: 12725202
    • Part Description: Chevrolet Silverado 3500 HD Glow Plug
    More Info
    $22.59 MSRP: $40.90
    You Save: $18.31 (45%)
  • OEM Chevrolet Silverado 3500 HD Spark Plug Asm-Gasoline Engine Ignition Diagram - 12680072
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    OEM (Genuine) Chevrolet Silverado 3500 HD Spark Plug Asm-Gasoline Engine Ignition

    PartNumber: 12680072
    OEM Chevrolet Silverado 3500 HD Spark Plug Asm-Gasoline Engine Ignition - 12680072
    Product Specifications
    • Other Names: Spark Plug
    • Item Dimensions: 4.7 x 3.7 x 1.1 inches
    • Item Weight: 0.60 Pounds
    • Fitment Type: Direct Replacement
    • Part Description: Chevrolet Silverado 3500 HD Spark Plug Asm-Gasoline Engine Ignition
    More Info
    $8.74 MSRP: $15.80
    You Save: $7.06 (45%)
  • OEM Chevrolet Silverado 3500 HD SPARK PLUG Diagram - 12621258
    View Related Parts

    OEM (Genuine) Chevrolet Silverado 3500 HD SPARK PLUG

    PartNumber: 12621258
    OEM Chevrolet Silverado 3500 HD SPARK PLUG - 12621258
    Product Specifications
    • Item Dimensions: 6.9 x 3.8 x 1.1 inches
    • Item Weight: 0.90 Pounds
    • Replaces: 12609877, 12563707, 12571164
    • Part Description: Chevrolet Silverado 3500 HD SPARK PLUG
    More Info
  • Denso Iridium Tt™ Spark Plug for Chevrolet Silverado 3500 HD - IT16

    Denso® Iridium Tt™ Spark Plug for Chevrolet Silverado 3500 HD

    PartNumber: IT16
    Product Specifications
    • 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: 18.00
    • Resistance: 5000
    • Seat Type: Tapered
    • UPC: 042511053250
    • Part Description: Chevrolet Silverado 3500 HD Iridium Tt™ Spark Plug
    More Info
  • Denso Iridium Tt™ Spark Plug for Chevrolet Silverado 3500 HD - IT16TT

    Denso® Iridium Tt™ Spark Plug for Chevrolet Silverado 3500 HD

    PartNumber: IT16TT
    Product Specifications
    • 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: 18.00
    • Resistance: 5000
    • Seat Type: Tapered
    • UPC: 042511047136
    • Part Description: Chevrolet Silverado 3500 HD Iridium Tt™ Spark Plug
    More Info
  • Denso Platinum Tt™ Spark Plug for Chevrolet Silverado 3500 HD - PT16TT

    Denso® Platinum Tt™ Spark Plug for Chevrolet Silverado 3500 HD

    PartNumber: PT16TT
    Product Specifications
    • 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: 18.00
    • Resistance: 5000
    • Seat Type: Tapered
    • UPC: 042511045118
    • Part Description: Chevrolet Silverado 3500 HD Platinum Tt™ Spark Plug
    More Info
  • Denso Double Platinum™ Spark Plug for Chevrolet Silverado 3500 HD - PTJ16R15

    Denso® Double Platinum™ Spark Plug for Chevrolet Silverado 3500 HD

    PartNumber: PTJ16R15
    Product Specifications
    • Center Electrode Core Material: Copper
    • Center Electrode Tip Material: Platinum
    • 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: 0.060
    • Reach: 18.00
    • Resistance: 5000
    • Seat Type: Tapered
    • UPC: 042511050778
    • Part Description: Chevrolet Silverado 3500 HD Double Platinum™ Spark Plug
    More Info
  • Denso Iridium Long-Life™ Spark Plug for Chevrolet Silverado 3500 HD - ZTJ16R10

    Denso® Iridium Long-Life™ Spark Plug for Chevrolet Silverado 3500 HD

    PartNumber: ZTJ16R10
    Product Specifications
    • 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: 0.040
    • Reach: 18.00
    • Resistance: 5000
    • Seat Type: Tapered
    • UPC: 042511050907
    • Part Description: Chevrolet Silverado 3500 HD Iridium Long-Life™ Spark Plug
    More Info

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