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Cadillac Spark Plug
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OEM (Genuine) Cadillac Spark Plug
PartNumber: 12622441$9.10 MSRP:$16.46You Save: $7.36 (45%)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: Cadillac Spark Plug
$9.68Product Specifications- Electrode Material: Iridium
- Gap: .031" (0.8 mm)
- Heat Range: 20
- Hex Size: 5/8" (16 mm)
- Nominal Gap: 0.8 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: 042511034037
- Part Description: Cadillac Cold Type Iridium Long-Life Spark Plug
OEM (Genuine) Cadillac Spark Plug
PartNumber: 12681660$9.10 MSRP:$16.46You Save: $7.36 (45%)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 Spark Plug
Denso® Iridium TT™ Spark Plug for Cadillac
PartNumber: 4704$7.44Product 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 Iridium TT™ Spark Plug
OEM (Genuine) Cadillac Glow Plug
PartNumber: 12639701$24.85 MSRP:$45.00You Save: $20.15 (45%)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: Cadillac Glow Plug
$7.45Product 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 Iridium Power™ Spark Plug
OEM (Genuine) Cadillac Spark Plug
PartNumber: 12646780$10.22 MSRP:$18.48You Save: $8.26 (45%)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 Spark Plug
Denso® Iridium TT™ Spark Plug for Cadillac
PartNumber: 4718$7.70Product 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 Iridium TT™ Spark Plug
OEM (Genuine) Cadillac Spark Plug
PartNumber: 12571165$10.23 MSRP:$18.50You Save: $8.27 (45%)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 Spark Plug
Denso® Iridium TT™ Spark Plug for Cadillac
PartNumber: 4719$7.84Product 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 Iridium TT™ Spark Plug
OEM (Genuine) Cadillac Spark Plug
PartNumber: 19300872$7.48 MSRP:$13.52You Save: $6.04 (45%)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 Spark Plug
$7.47Product 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 Iridium Long-Life Spark Plug
OEM (Genuine) Cadillac Glow Plug
PartNumber: 55496294$38.16 MSRP:$60.60You Save: $22.44 (38%)Product Specifications- Other Names: Glow Plug, Harness
- Item Dimensions: 23.8 x 1.2 x 1.0 inches
- Fitment Type: Direct Replacement
- Part Description: Cadillac Glow Plug
$6.78Product 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 Iridium Power™ Spark Plug
OEM (Genuine) Cadillac Spark Plug
PartNumber: 12642722$9.17 MSRP:$16.58You Save: $7.41 (45%)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 Spark Plug
$6.79Product 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 Iridium Power™ Spark Plug
OEM (Genuine) Cadillac Glow Plug
PartNumber: 97226202$19.38 MSRP:$35.06You Save: $15.68 (45%)Product Specifications- Item Dimensions: 7.4 x 5.1 x 0.9 inches
- Item Weight: 0.50 Pounds
- Fitment Type: Direct Replacement
- Part Description: Cadillac Glow Plug
$6.92Product 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 Iridium Power™ Spark Plug
OEM (Genuine) Cadillac Spark Plug
PartNumber: 55564748$13.21 MSRP:$23.90You Save: $10.69 (45%)Product Specifications- Item Dimensions: 4.2 x 2.1 x 2.1 inches
- Item Weight: 0.50 Pounds
- Fitment Type: Direct Replacement
- Part Description: Cadillac Spark Plug
$6.31Product 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 Iridium Long-Life Spark Plug
OEM (Genuine) Cadillac Glow Plug
PartNumber: 97326305$24.22 MSRP:$43.86You Save: $19.64 (45%)Product Specifications- Item Dimensions: 7.6 x 5.2 x 0.5 inches
- Item Weight: 0.40 Pounds
- Fitment Type: Direct Replacement
- Part Description: Cadillac Glow Plug
$6.78Product 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: 19 mm (3/4")
- Resistance: 5000 Ohms
- Seat Type: Gasket
- Terminal Type: Solid
- Thread Diameter: 14 mm
- Thread Pitch: 1.25 mm
- UPC: 042511047013
- Part Description: Cadillac Iridium TT™ Hot Type Spark Plug
OEM (Genuine) Cadillac Glow Plug
PartNumber: 55506604$23.87 MSRP:$43.23You Save: $19.36 (45%)Product Specifications- Other Names: Glow Plug
- Fitment Type: Direct Replacement
- Part Description: Cadillac Glow Plug
$6.78Product 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 Iridium TT™ Cold Type Spark Plug
OEM (Genuine) Cadillac Spark Plug
PartNumber: 12680074$9.44 MSRP:$17.06You Save: $7.62 (45%)Product Specifications- Other Names: Spark Plug
- Item Dimensions: 6.7 x 3.7 x 1.1 inches
- Item Weight: 1.00 Pounds
- Fitment Type: Direct Replacement
- Replaces: 12627160
- Part Description: Cadillac Spark Plug
Denso® Iridium TT™ Spark Plug for Cadillac
PartNumber: 4706$6.63Product 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: 19 mm (3/4")
- Seat Type: Gasket
- Terminal Type: Solid
- Thread Diameter: 14 mm
- Thread Pitch: 1.25 mm
- UPC: 042511047068
- Part Description: Cadillac Iridium TT™ Spark Plug
OEM (Genuine) Cadillac Spark Plug
PartNumber: 55504354$11.29 MSRP:$20.42You Save: $9.13 (45%)Product Specifications- Other Names: Spark Plug
- Item Dimensions: 3.7 x 3.2 x 0.8 inches
- Fitment Type: Direct Replacement
- Part Description: Cadillac Spark Plug
Denso® Iridium TT™ Spark Plug for Cadillac
PartNumber: 4708$6.63Product Specifications- Electrode Material: Iridium
- Gap: .039" (1.0 mm)
- Heat Range: 16
- Hex Size: 13/16" (21 mm)
- Nominal Gap: 1 mm
- Overall Height: JIS
- Reach: 19 mm (3/4")
- Seat Type: Gasket
- Terminal Type: Solid
- Thread Diameter: 14 mm
- Thread Pitch: 1.25 mm
- UPC: 042511047082
- Part Description: Cadillac Iridium TT™ Spark Plug
OEM (Genuine) Cadillac Glow Plug
PartNumber: 12563554$18.62 MSRP:$33.68You Save: $15.06 (45%)Product Specifications- Item Dimensions: 6.5 x 3.4 x 0.8 inches
- Item Weight: 0.60 Pounds
- Fitment Type: Direct Replacement
- Replaces: 25168651
- Part Description: Cadillac Glow Plug
Denso® Iridium TT™ Spark Plug for Cadillac
PartNumber: 4713$6.99Product 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 Iridium TT™ Spark Plug
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Next >About Cadillac Spark Plug
Cadillac is a division of the American automobile manufacturer General Motors. Because of its unique design and parts, athletes and actors have become big fans of the company. During the development of the Cadillac, many popular spark plug parts have been built. The Cadillac spark plug parts are used for ionization of cylinders when they are not firing. The regular spark plug comes with a copper core and metal terminal for the steel shell.
While maintenance and upgrades for Cadillac spark plug parts are required after long time of usage. The spark plugs should be replaced every 30,000 miles or 30 months (whichever comes first). To change the spark plugs on your vehicle you will need the proper size Cadillac socket, a gapping gauge, a ratchet, a torque wrench, and a new set of Cadillac spark plug parts. There are plenty of inexpensive and quality parts on our site. Consumers can get great products and services online 24 hours a day and 7 days a week.