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Replacement and OEM Parts for Cadillac CTS Spark Plug
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Cadillac CTS Spark Plug

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Spark Plugs & Wires
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  • OEM Cadillac CTS Spark Plug Diagram - 12681660
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    OEM (Genuine) Cadillac CTS Spark Plug

    PartNumber: 12681660
    OEM Cadillac CTS Spark Plug - 12681660
    Product Specifications
    • Other Names: Spark Plug
    • Item Dimensions: 3.9 x 3.3 x 0.9 inches
    • Item Weight: 0.60 Pounds
    • Fitment Type: Direct Replacement
    • Replaces: 12622561
    • Part Description: Cadillac CTS Spark Plug
    More Info
    $8.74 MSRP: $15.80
    You Save: $7.06 (45%)
  • Denso Iridium Power™ Spark Plug for Cadillac CTS - 5340

    Denso® Iridium Power™ Spark Plug for Cadillac CTS

    PartNumber: 5340
    Product Specifications
    • Electrode Material: Iridium
    • Gap: .031" (0.8 mm)
    • Heat Range: 22
    • Hex Size: 5/8" (16 mm)
    • Nominal Gap: 0.8 mm
    • Overall Height: ISO
    • Reach: 25 mm (1")
    • Seat Type: Tapered
    • Terminal Type: Solid
    • Thread Diameter: 14 mm
    • Thread Pitch: 1.25 mm
    • UPC: 042511053403
    • Part Description: Cadillac CTS Iridium Power™ Spark Plug
    More Info
    $7.11
  • OEM Cadillac CTS Spark Plug Diagram - 12646780
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    OEM (Genuine) Cadillac CTS Spark Plug

    PartNumber: 12646780
    OEM Cadillac CTS Spark Plug - 12646780
    Product Specifications
    • Other Names: Spark Plug
    • Item Dimensions: 4.2 x 3.2 x 1.1 inches
    • Item Weight: 0.50 Pounds
    • Fitment Type: Direct Replacement
    • Part Description: Cadillac CTS Spark Plug
    More Info
    $8.92 MSRP: $16.12
    You Save: $7.20 (45%)
  • Denso Iridium TT™ Spark Plug for Cadillac CTS - 4718

    Denso® Iridium TT™ Spark Plug for Cadillac CTS

    PartNumber: 4718
    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: ISO
    • Reach: 25 mm (1")
    • Seat Type: Tapered
    • Terminal Type: Solid
    • Thread Diameter: 14 mm
    • Thread Pitch: 1.25 mm
    • UPC: 042511047181
    • Part Description: Cadillac CTS Iridium TT™ Spark Plug
    More Info
    $7.36
  • OEM Cadillac CTS Spark Plug Diagram - 12571165
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    OEM (Genuine) Cadillac CTS Spark Plug

    PartNumber: 12571165
    OEM Cadillac CTS Spark Plug - 12571165
    Product Specifications
    • Other Names: Spark Plug
    • Item Dimensions: 6.8 x 3.5 x 0.9 inches
    • Item Weight: 0.90 Pounds
    • Fitment Type: Direct Replacement
    • Part Description: Cadillac CTS Spark Plug
    More Info
    $9.76 MSRP: $17.64
    You Save: $7.88 (45%)
  • Denso Iridium TT™ Spark Plug for Cadillac CTS - 4719

    Denso® Iridium TT™ Spark Plug for Cadillac CTS

    PartNumber: 4719
    Product Specifications
    • Electrode Material: Iridium
    • Gap: 1.0 mm
    • Heat Range: 20
    • Hex Size: 5/8" (16 mm)
    • Overall Height: ISO
    • Reach: 25 mm (1")
    • Seat Type: Tapered
    • Terminal Type: Solid
    • Thread Diameter: 14 mm
    • Thread Pitch: 1.25 mm
    • UPC: 042511047198
    • Part Description: Cadillac CTS Iridium TT™ Spark Plug
    More Info
    $7.50
  • OEM Cadillac CTS Spark Plug Diagram - 12642722
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    OEM (Genuine) Cadillac CTS Spark Plug

    PartNumber: 12642722
    OEM Cadillac CTS Spark Plug - 12642722
    Product Specifications
    • Other Names: Spark Plug
    • Item Dimensions: 3.0 x 3.0 x 1.0 inches
    • Item Weight: 0.60 Pounds
    • Fitment Type: Direct Replacement
    • Part Description: Cadillac CTS Spark Plug
    More Info
    $8.81 MSRP: $15.92
    You Save: $7.11 (45%)
  • Denso Iridium Power™ Spark Plug for Cadillac CTS - 5338

    Denso® Iridium Power™ Spark Plug for Cadillac CTS

    PartNumber: 5338
    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: ITV16
    • Overall Height: ISO
    • Reach: 25 mm (1")
    • Seat Type: Tapered
    • Terminal Type: Solid
    • Thread Diameter: 14 mm
    • Thread Pitch: 1.25 mm
    • UPC: 042511053380
    • Part Description: Cadillac CTS Iridium Power™ Spark Plug
    More Info
    $6.48
  • OEM Cadillac CTS Spark Plug Diagram - 19300872
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    OEM (Genuine) Cadillac CTS Spark Plug

    PartNumber: 19300872
    OEM Cadillac CTS Spark Plug - 19300872
    Product Specifications
    • Other Names: Spark Plug
    • Item Dimensions: 4.6 x 3.8 x 1.2 inches
    • Item Weight: 0.60 Pounds
    • Fitment Type: Direct Replacement
    • Replaces: 12597464, 92220447
    • Part Description: Cadillac CTS Spark Plug
    More Info
    $7.18 MSRP: $12.98
    You Save: $5.80 (45%)
  • Denso Iridium Power™ Spark Plug for Cadillac CTS - 5339

    Denso® Iridium Power™ Spark Plug for Cadillac CTS

    PartNumber: 5339
    Product Specifications
    • Center Electrode Core Material: Copper
    • Electrode Material: Iridium
    • Gap: 1.1 mm
    • Ground Configuration: Standard
    • Ground Electrode Core Material: Nickel
    • Ground Electrode Tip Design: Tapercut, U-Groove
    • Heat Range: 20
    • Hex Size: 5/8" (16 mm)
    • OE Part Number: ITV20
    • Overall Height: ISO
    • Reach: 25 mm (1")
    • Resistance: 5000 Ohms
    • Seat Type: Tapered
    • Spark Plug Reach: 25 mm
    • Terminal Type: Solid
    • Thread Diameter: 14 mm
    • Thread Pitch: 1.25 mm
    • UPC: 042511053397
    • Wrench Diameter: 16 mm
    • Part Description: Cadillac CTS Iridium Power™ Spark Plug
    More Info
    $6.61
  • OEM Cadillac CTS Spark Plug Diagram - 19301814
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    OEM (Genuine) Cadillac CTS Spark Plug

    PartNumber: 19301814
    OEM Cadillac CTS Spark Plug - 19301814
    Product Specifications
    • Item Dimensions: 4.5 x 4.0 x 1.3 inches
    • Item Weight: 0.60 Pounds
    • Fitment Type: Direct Replacement
    • Replaces: 19256624, 12565996
    • Part Description: Cadillac CTS Spark Plug
    More Info
    $9.04 MSRP: $16.34
    You Save: $7.30 (45%)
  • Denso Iridium Long-Life Spark Plug for Cadillac CTS - 5087

    Denso® Iridium Long-Life Spark Plug for Cadillac CTS

    PartNumber: 5087
    Product Specifications
    • Electrode Material: Iridium
    • Gap: .043" (1.1 mm)
    • Heat Range: 20
    • Hex Size: 5/8" (16 mm)
    • Nominal Gap: 1.1 mm
    • OE Part Number: ZT20EPR11
    • Overall Height: JIS
    • Reach: 18.00 mm
    • Seat Type: Tapered
    • Terminal Type: Solid
    • Thread Diameter: 14.00 mm
    • Thread Pitch: 1.25 mm
    • UPC: 042511050877
    • Wrench Diameter: 16 mm
    • Part Description: Cadillac CTS Iridium Long-Life Spark Plug
    More Info
    $5.83
  • OEM Cadillac CTS Spark Plug Diagram - 12662396
    View Related Parts

    OEM (Genuine) Cadillac CTS Spark Plug

    PartNumber: 12662396
    OEM Cadillac CTS Spark Plug - 12662396
    Product Specifications
    • Other Names: Spark Plug
    • Item Dimensions: 4.2 x 3.1 x 1.0 inches
    • Item Weight: 0.60 Pounds
    • Fitment Type: Direct Replacement
    • Part Description: Cadillac CTS Spark Plug
    More Info
    $8.94 MSRP: $16.16
    You Save: $7.22 (45%)
  • Denso Iridium TT™ Cold Type Spark Plug for Cadillac CTS - 4702

    Denso® Iridium TT™ Cold Type Spark Plug for Cadillac CTS

    PartNumber: 4702
    Product Specifications
    • Electrode Material: Iridium
    • Gap: .039" (1.0 mm)
    • Ground Electrode Quantity: 1
    • Ground Electrode Tip Design: Platinum Twin -Tip
    • Heat Range: 20
    • Hex Size: 5/8" (16 mm)
    • Material: Nickel
    • Nominal Gap: 1 mm
    • Overall Height: ISO
    • Reach: 19 mm (3/4")
    • Resistance: 5000 Ohms
    • Seat Type: Gasket
    • Spark Plug Reach: 19 mm
    • Terminal Type: Solid
    • Thread Diameter: 14 mm
    • Thread Pitch: 1.25 mm
    • UPC: 042511047020
    • Wrench Diameter: 16 mm
    • Part Description: Cadillac CTS Iridium TT™ Cold Type Spark Plug
    More Info
    $6.61
  • OEM Cadillac CTS Spark Plug Diagram - 12680076
    View Related Parts

    OEM (Genuine) Cadillac CTS Spark Plug

    PartNumber: 12680076
    OEM Cadillac CTS Spark Plug - 12680076
    Product Specifications
    • Other Names: Spark Plug
    • Item Dimensions: 7.2 x 4.2 x 1.1 inches
    • Item Weight: 1.20 Pounds
    • Fitment Type: Direct Replacement
    • Replaces: 12642791
    • Part Description: Cadillac CTS Spark Plug
    More Info
    $8.74 MSRP: $15.80
    You Save: $7.06 (45%)
  • Denso Iridium TT™ Spark Plug for Cadillac CTS - 4713

    Denso® Iridium TT™ Spark Plug for Cadillac CTS

    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: Cadillac CTS Iridium TT™ Spark Plug
    More Info
    $6.61
  • OEM Cadillac CTS Spark Plug Diagram - 12681665
    View Related Parts

    OEM (Genuine) Cadillac CTS Spark Plug

    PartNumber: 12681665
    OEM Cadillac CTS 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: Cadillac CTS Spark Plug
    More Info
    $8.74 MSRP: $15.80
    You Save: $7.06 (45%)
  • Denso Iridium TT™ Spark Plug for Cadillac CTS - 4714

    Denso® Iridium TT™ Spark Plug for Cadillac CTS

    PartNumber: 4714
    Product Specifications
    • Electrode Material: Iridium
    • Gap: .039" (1.0 mm)
    • Heat Range: 20
    • Hex Size: 5/8" (16 mm)
    • Nominal Gap: 1 mm
    • Overall Height: JIS
    • Reach: 17.5 mm (.689")
    • Seat Type: Tapered
    • Terminal Type: Solid
    • Thread Diameter: 14 mm
    • Thread Pitch: 1.25 mm
    • UPC: 042511047143
    • Part Description: Cadillac CTS Iridium TT™ Spark Plug
    More Info
    $6.48
  • Denso Double Platinum Spark Plug for Cadillac CTS - 5068

    Denso® Double Platinum Spark Plug for Cadillac CTS

    PartNumber: 5068
    Product Specifications
    • Electrode Material: Platinum
    • Gap: .050" (1.3 mm)
    • Heat Range: 16
    • Hex Size: 5/8" (16 mm)
    • Nominal Gap: 1.3 mm
    • Overall Height: JIS
    • Reach: 25 mm (1")
    • Seat Type: Tapered
    • Spark Plug Reach: 0.984"
    • Terminal Type: Solid
    • Thread Diameter: 14 mm
    • Thread Pitch: 1.25 mm
    • UPC: 042511050686
    • Part Description: Cadillac CTS Double Platinum Spark Plug
    More Info
    $5.64
  • Denso Iridium Long-Life Spark Plug for Cadillac CTS - 5090

    Denso® Iridium Long-Life Spark Plug for Cadillac CTS

    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: Cadillac CTS Iridium Long-Life Spark Plug
    More Info
    $5.79
  • Denso Iridium Power™ Cold Type Spark Plug for Cadillac CTS - 5304

    Denso® Iridium Power™ Cold Type Spark Plug for Cadillac CTS

    PartNumber: 5304
    Product Specifications
    • Electrode Material: Iridium
    • Gap: .043" (1.1 mm)
    • Heat Range: 20
    • Hex Size: 5/8" (16 mm)
    • Nominal Gap: 1.1 mm
    • Overall Height: ISO
    • Reach: 19 mm (3/4")
    • Seat Type: Gasket
    • Terminal Type: Solid
    • Thread Diameter: 14 mm
    • Thread Pitch: 1.25 mm
    • UPC: 042511053045
    • Part Description: Cadillac CTS Iridium Power™ Cold Type Spark Plug
    More Info
    $5.96
  • Denso Iridium Power™ Spark Plug for Cadillac CTS - 5325

    Denso® Iridium Power™ Spark Plug for Cadillac CTS

    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: Cadillac CTS Iridium Power™ Spark Plug
    More Info
    $5.96
  • Denso Iridium Power™ Spark Plug for Cadillac CTS - 5326

    Denso® Iridium Power™ Spark Plug for Cadillac CTS

    PartNumber: 5326
    Product Specifications
    • Electrode Material: Iridium
    • Gap: .043" (1.1 mm)
    • Heat Range: 20
    • Hex Size: 5/8" (16 mm)
    • Nominal Gap: 1.1 mm
    • Overall Height: JIS
    • Reach: 17.5 mm (.689")
    • Seat Type: Tapered
    • Terminal Type: Solid
    • Thread Diameter: 14 mm
    • Thread Pitch: 1.25 mm
    • UPC: 042511053267
    • Part Description: Cadillac CTS Iridium Power™ Spark Plug
    More Info
    $5.84
  • Denso Platinum TT™ Spark Plug for Cadillac CTS - 4513

    Denso® Platinum TT™ Spark Plug for Cadillac CTS

    PartNumber: 4513
    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: ISO
    • Reach: 25 mm (1")
    • Seat Type: Tapered
    • Spark Plug Reach: 25.00 mm
    • Terminal Type: Solid
    • Thread Diameter: 14 mm
    • Thread Pitch: 1.25 mm
    • UPC: 042511045132
    • Wrench Diameter: 16 mm
    • Part Description: Cadillac CTS Platinum TT™ Spark Plug
    More Info
    $5.02
  • Denso Platinum TT™ Spark Plug for Cadillac CTS - 4504

    Denso® Platinum TT™ Spark Plug for Cadillac CTS

    PartNumber: 4504
    Product Specifications
    • Electrode Material: Platinum
    • Gap: .039" (1.0 mm)
    • Ground Electrode Quantity: 1
    • Ground Electrode Tip Design: Titanium Enhanced Twin-Tip
    • Heat Range: 20
    • Hex Size: 5/8" (16 mm)
    • Material: Nickel
    • Nominal Gap: 1 mm
    • Overall Height: ISO
    • Quantity: 1 Piece
    • Seat Type: Gasket
    • Spark Plug Reach: 19 mm
    • Terminal Type: Solid
    • Thread Diameter: 14 mm
    • Thread Pitch: 1.25 mm
    • UPC: 042511045040
    • Wrench Diameter: 16 mm
    • Part Description: Cadillac CTS Platinum TT™ Spark Plug
    More Info
    $3.32
  • Denso Platinum TT™ Spark Plug for Cadillac CTS - 4511

    Denso® Platinum TT™ Spark Plug for Cadillac CTS

    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: Cadillac CTS Platinum TT™ Spark Plug
    More Info
    $3.32
  • Denso Platinum TT™ Spark Plug for Cadillac CTS - 4512

    Denso® Platinum TT™ Spark Plug for Cadillac CTS

    PartNumber: 4512
    Product Specifications
    • Electrode Material: Platinum
    • Gap: .039" (1.0 mm)
    • Ground Electrode Quantity: 1
    • Ground Electrode Tip Design: Titanium Enhanced Twin-Tip
    • Heat Range: 20
    • 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: 042511045125
    • Wrench Diameter: 16 mm
    • Part Description: Cadillac CTS Platinum TT™ Spark Plug
    More Info
    $3.26
  • OEM Cadillac CTS Spark Plug Asm-Gasoline Engine Ignition Diagram - 12681659
    View Related Parts

    OEM (Genuine) Cadillac CTS Spark Plug Asm-Gasoline Engine Ignition

    PartNumber: 12681659
    OEM Cadillac CTS Spark Plug Asm-Gasoline Engine Ignition - 12681659
    Product Specifications
    • Other Names: Spark Plug
    • Item Dimensions: 3.9 x 3.3 x 0.9 inches
    • Item Weight: 0.60 Pounds
    • Fitment Type: Direct Replacement
    • Replaces: 12647827, 12626906
    • Part Description: Cadillac CTS Spark Plug Asm-Gasoline Engine Ignition
    More Info
    $8.74 MSRP: $15.80
    You Save: $7.06 (45%)
  • OEM Cadillac CTS Ignition Coil Diagram - 19418102
    View Related Parts

    OEM (Genuine) Cadillac CTS Ignition Coil

    PartNumber: 19418102
    OEM Cadillac CTS Ignition Coil - 19418102
    Product Specifications
    • Other Names: Ignition Coil, Spark Plug
    • Item Dimensions: 8.9 x 3.9 x 3.3 inches
    • Item Weight: 0.80 Pounds
    • Fitment Type: Direct Replacement
    • Replaces: 12613057, 12629037, 12583514
    • Part Description: Cadillac CTS Ignition Coil
    More Info
    $99.61 MSRP: $187.96
    You Save: $88.35 (48%)
  • Denso Original U-Groove Nickel Spark Plug for Cadillac CTS - 5063

    Denso® Original U-Groove Nickel Spark Plug for Cadillac CTS

    PartNumber: 5063
    Product Specifications
    • Center Electrode Core Material: Copper
    • Center Electrode Material: Nickel
    • Gap: 0.040"
    • Ground Configuration: Multi-Electrode
    • Ground Electrode Core Material: Nickel
    • Ground Electrode Quantity: 2
    • Ground Electrode Tip Design: Multi-Electrode
    • Heat Range: 20
    • Hex Size: 0.625"
    • Resistance: 5 kOhm
    • Spark Plug Seat Style: Gasket
    • Thread Diameter: 0.551"
    • Thread Reach: 0.748"
    • UPC: 042511050631
    • Part Description: Cadillac CTS Original U-Groove Nickel Spark Plug
    More Info
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