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

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  • OEM (Genuine) Cadillac STS Spark Plug

    PartNumber: 12681660
    OEM Cadillac STS 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 STS Spark Plug
    More Info
    $8.74 MSRP: $15.80
    You Save: $7.06 (45%)
  • Denso Iridium TT™ Spark Plug for Cadillac STS - 4704

    Denso® Iridium TT™ Spark Plug for Cadillac STS

    PartNumber: 4704
    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: 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: 042511047044
    • Wrench Diameter: 16 mm
    • Part Description: Cadillac STS Iridium TT™ Spark Plug
    More Info
    $7.25
  • OEM (Genuine) Cadillac STS Spark Plug

    PartNumber: 19300872
    OEM Cadillac STS 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 STS Spark Plug
    More Info
    $7.18 MSRP: $12.98
    You Save: $5.80 (45%)
  • Denso Iridium TT™ Spark Plug for Cadillac STS - 4718

    Denso® Iridium TT™ Spark Plug for Cadillac STS

    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 STS Iridium TT™ Spark Plug
    More Info
    $7.36
  • OEM (Genuine) Cadillac STS Spark Plug

    PartNumber: 19301814
    OEM Cadillac STS 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 STS Spark Plug
    More Info
    $9.04 MSRP: $16.34
    You Save: $7.30 (45%)
  • Denso Iridium TT™ Spark Plug for Cadillac STS - 4719

    Denso® Iridium TT™ Spark Plug for Cadillac STS

    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 STS Iridium TT™ Spark Plug
    More Info
    $7.50
  • Denso Iridium Long-Life Spark Plug for Cadillac STS - 3421

    Denso® Iridium Long-Life Spark Plug for Cadillac STS

    PartNumber: 3421
    Product Specifications
    • Electrode Material: Iridium
    • Gap: .043" (1.1 mm)
    • Ground Electrode Quantity: 1
    • Ground Electrode Tip Design: Platinum Chip
    • Heat Range: 20
    • Hex Size: 5/8" (16 mm)
    • Material: Nickel
    • Nominal Gap: 1.1 mm
    • Overall Height: ISO
    • Reach: 26.5 mm (1.04")
    • Seat Type: Gasket
    • Spark Plug Reach: 16.50 mm
    • Terminal Type: Solid
    • Thread Diameter: 14 mm
    • Thread Pitch: 1.25 mm
    • UPC: 042511034211
    • Part Description: Cadillac STS Iridium Long-Life Spark Plug
    More Info
    $7.28
  • Denso Iridium Power™ Spark Plug for Cadillac STS - 5344

    Denso® Iridium Power™ Spark Plug for Cadillac STS

    PartNumber: 5344
    Product Specifications
    • Electrode Material: Iridium
    • Gap: .043" (1.1 mm)
    • Ground Electrode Quantity: 1
    • Ground Electrode Tip Design: Tapercut, U-Groove
    • Heat Range: 20
    • Hex Size: 5/8" (16 mm)
    • Material: Nickel
    • Nominal Gap: 1.1 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: 042511053441
    • Wrench Diameter: 16 mm
    • Part Description: Cadillac STS Iridium Power™ Spark Plug
    More Info
    $6.61
  • Denso Iridium Power™ Spark Plug for Cadillac STS - 5338

    Denso® Iridium Power™ Spark Plug for Cadillac STS

    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 STS Iridium Power™ Spark Plug
    More Info
    $6.48
  • Denso Iridium Power™ Spark Plug for Cadillac STS - 5339

    Denso® Iridium Power™ Spark Plug for Cadillac STS

    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 STS Iridium Power™ Spark Plug
    More Info
    $6.61
  • Denso Iridium TT™ Spark Plug for Cadillac STS - 4713

    Denso® Iridium TT™ Spark Plug for Cadillac STS

    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 STS Iridium TT™ Spark Plug
    More Info
    $6.61
  • Denso Iridium Power™ Spark Plug for Cadillac STS - 5327

    Denso® Iridium Power™ Spark Plug for Cadillac STS

    PartNumber: 5327
    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: JIS
    • Reach: 17.5 mm (.689")
    • Seat Type: Tapered
    • Terminal Type: Solid
    • Thread Diameter: 14 mm
    • Thread Pitch: 1.25 mm
    • UPC: 042511053274
    • Part Description: Cadillac STS Iridium Power™ Spark Plug
    More Info
    $6.15
  • Denso Double Platinum Spark Plug for Cadillac STS - 5068

    Denso® Double Platinum Spark Plug for Cadillac STS

    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 STS Double Platinum Spark Plug
    More Info
    $5.64
  • Denso Double Platinum Spark Plug for Cadillac STS - 5091

    Denso® Double Platinum Spark Plug for Cadillac STS

    PartNumber: 5091
    Product Specifications
    • Electrode Material: Platinum
    • Gap: .039" (1.0 mm)
    • Heat Range: 16
    • Hex Size: 5/8" (16 mm)
    • Nominal Gap: 1 mm
    • Overall Height: JIS
    • Quantity: 1 Piece
    • Reach: 19 mm (3/4")
    • Seat Type: Tapered
    • Spark Plug Reach: 0.748"
    • Terminal Type: Solid
    • Thread Diameter: 14 mm
    • Thread Pitch: 1.25 mm
    • UPC: 042511050914
    • Part Description: Cadillac STS Double Platinum Spark Plug
    More Info
    $5.64
  • Denso Double Platinum Spark Plug for Cadillac STS - 5092

    Denso® Double Platinum Spark Plug for Cadillac STS

    PartNumber: 5092
    Product Specifications
    • Center Electrode Design: Fine Wire
    • Center Electrode Tip Material: 1.1mm Platinum; Platinum
    • Drive Size: 13/16 in
    • Gap - Factory Preset: 1.3 mm = 0.052 in
    • Ground Configuration: Standard
    • Ground Electrode Configuration: Single
    • Ground Electrode Core Material: Nickel
    • Ground Electrode Quantity: 1
    • Ground Electrode Tip Design: Platinum Chip
    • Ground Electrode Tip Material: Platinum
    • Hex Size: 16.0
    • Insulator Material: Ceramic
    • Insulator Type: Projected
    • Internet Product Code (IPC): B0D668E13A6
    • Item has MSDS (SDS): N
    • Manufacturer Heat Range: 16
    • Manufacturer Heat Range Number: 16
    • MFG Brand Name: DENSO Auto Parts
    • MFG Model # (Series): 5092
    • MFG Name: DENSO
    • Pre-Gap Size: 0.050
    • Reach: 19.00
    • Resistance: 5000
    • Resistor: Yes
    • Seat Style: Tapered
    • Seat Type: Tapered
    • Short Style: No
    • Supplier Company Name: DENSO
    • Thread Diameter: 0.551
    • Thread Size: 14mm
    • UPC: 042511050921
    • Part Description: Cadillac STS Double Platinum Spark Plug
    More Info
    $5.64
  • Denso Iridium Power™ Spark Plug for Cadillac STS - 5325

    Denso® Iridium Power™ Spark Plug for Cadillac STS

    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 STS Iridium Power™ Spark Plug
    More Info
    $5.96
  • Denso Platinum TT™ Spark Plug for Cadillac STS - 4506

    Denso® Platinum TT™ Spark Plug for Cadillac STS

    PartNumber: 4506
    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
    • 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: 042511045064
    • Wrench Diameter: 16 mm
    • Part Description: Cadillac STS Platinum TT™ Spark Plug
    More Info
    $5.12
  • Denso Platinum TT™ Spark Plug for Cadillac STS - 4513

    Denso® Platinum TT™ Spark Plug for Cadillac STS

    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 STS Platinum TT™ Spark Plug
    More Info
    $5.02
  • Denso Original U-Groove Nickel Spark Plug for Cadillac STS - 3381

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

    PartNumber: 3381
    Product Specifications
    • Center Electrode Core Material: Copper
    • Center Electrode Material: Nickel
    • Gap: 1.1 mm
    • Ground Configuration: Standard
    • Ground Electrode Core Material: Nickel
    • Ground Electrode Quantity: 1
    • Ground Electrode Tip Design: U-Groove
    • Heat Range: 20
    • Hex Size: 0.625"
    • Resistance: 5 kOhm
    • Spark Plug Seat Style: Gasket
    • Thread Diameter: 14 mm
    • Thread Reach: 26.5 mm
    • UPC: 042511033818
    • Part Description: Cadillac STS Original U-Groove Nickel Spark Plug
    More Info
    $4.37
  • Denso Platinum TT™ Spark Plug for Cadillac STS - 4511

    Denso® Platinum TT™ Spark Plug for Cadillac STS

    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 STS Platinum TT™ Spark Plug
    More Info
    $3.32
  • Denso Original U-Groove Nickel Spark Plug for Cadillac STS - 5022

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

    PartNumber: 5022
    Product Specifications
    • Center Electrode Core Material: Copper
    • Center Electrode Material: Nickel
    • Gap: 0.032"
    • 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: Tapered
    • Thread Diameter: 0.551"
    • Thread Reach: 0.709"
    • UPC: 042511050228
    • Part Description: Cadillac STS Original U-Groove Nickel Spark Plug
    More Info
    $1.84
  • Denso Original U-Groove Nickel Spark Plug for Cadillac STS - 5023

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

    PartNumber: 5023
    Product Specifications
    • Center Electrode Core Material: Copper
    • Center Electrode Material: Nickel
    • Gap: 0.060"
    • Ground Configuration: Standard
    • Ground Electrode Core Material: Nickel
    • Ground Electrode Quantity: 1
    • Ground Electrode Tip Design: U-Groove
    • Heat Range: 16
    • Hex Size: 16 mm
    • Resistance: 5 kOhm
    • Spark Plug Seat Style: Tapered
    • Thread Diameter: 0.551"
    • Thread Reach: 18 mm
    • UPC: 042511050235
    • Part Description: Cadillac STS Original U-Groove Nickel Spark Plug
    More Info
    $1.88
  • OEM (Genuine) Cadillac STS Spark Plug Asm

    PartNumber: 12592619
    OEM Cadillac STS Spark Plug Asm - 12592619
    Product Specifications
    • Other Names: Spark Plug
    • Item Dimensions: 6.5 x 3.5 x 0.9 inches
    • Item Weight: 0.90 Pounds
    • Fitment Type: Direct Replacement
    • Part Description: Cadillac STS Spark Plug Asm
    More Info
    $6.96 MSRP: $12.58
    You Save: $5.62 (45%)
  • OEM (Genuine) Cadillac STS Ignition Coil

    PartNumber: 19418102
    OEM Cadillac STS 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 STS Ignition Coil
    More Info
    $99.61 MSRP: $187.96
    You Save: $88.35 (48%)
  • OEM (Genuine) Cadillac STS Spark Plug

    PartNumber: 12571535
    OEM Cadillac STS Spark Plug - 12571535
    Product Specifications
    • Other Names: Spark Plug
    • Item Dimensions: 5.2 x 4.0 x 1.4 inches
    • Item Weight: 0.60 Pounds
    • Replaces: 12561466
    • Part Description: Cadillac STS Spark Plug
    More Info
  • OEM (Genuine) Cadillac STS Spark Plug

    PartNumber: 12571533
    OEM Cadillac STS Spark Plug - 12571533
    Product Specifications
    • Item Dimensions: 5.2 x 4.0 x 1.4 inches
    • Item Weight: 0.60 Pounds
    • Part Description: Cadillac STS Spark Plug
    More Info
  • Denso Iridium Tt™ Spark Plug for Cadillac STS - IKH20

    Denso® Iridium Tt™ Spark Plug for Cadillac STS

    PartNumber: IKH20
    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: 20
    • Pre-Gap Size: 0.044
    • Reach: 26.50
    • Resistance: 5000
    • Seat Type: Gasket
    • UPC: 042511053441
    • Part Description: Cadillac STS Iridium Tt™ Spark Plug
    More Info
  • Denso Iridium Tt™ Spark Plug for Cadillac STS - IKH20TT

    Denso® Iridium Tt™ Spark Plug for Cadillac STS

    PartNumber: IKH20TT
    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: 20
    • Pre-Gap Size: 0.040
    • Reach: 26.50
    • Resistance: 5000
    • Seat Type: Gasket
    • UPC: 042511047044
    • Part Description: Cadillac STS Iridium Tt™ Spark Plug
    More Info
  • Denso Iridium Tt™ Spark Plug for Cadillac STS - IT16

    Denso® Iridium Tt™ Spark Plug for Cadillac STS

    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: Cadillac STS Iridium Tt™ Spark Plug
    More Info
  • Denso Iridium Tt™ Spark Plug for Cadillac STS - IT16TT

    Denso® Iridium Tt™ Spark Plug for Cadillac STS

    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: Cadillac STS Iridium Tt™ Spark Plug
    More Info
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