Equivalents for the Blue Print spark plug ADT31809
Blue Print ADT31809 is an automotive spark plug with heat range very hot, reach 15.2–19.0 mm. Here are its 214 cross-references: equivalent, compatible and replacement plugs from NGK, Bosch, Champion, Denso and other makers.
Technical information Blue Print ADT31809 spark plug
- Resistor
- no
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214 equivalents compatible with the Blue Print ADT31809 spark plug






























- S
- W
- W
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- A

- D
- F
- F
- U
- E
- H
- M
- L
- A
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- A


- K
- A

- J
- K
- A
- A

- E
- J
- L
- F
- A
- A
- D
- L
- D
- D
- L

- R
- S
- S
- S
- A
- L
- B
- K
- E
- E


- B
- B
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- Q
- N
- H
- N
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- E

- B
































- H

- J
- J
- F
- B
- B
- B
- B
- B
- K
- K
- F
- F
- S
- I
- A
- K
- K

- I
- I
- A

- A

- I


- E
- I
- H
- A
- A
- B
- S
- T
- S

- M


- T
- D

- D






- D





- D














- M
- H
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- H
- H
- H
No equivalent for this brand selection.
What can replace a Blue Print ADT31809 spark plug?
The Blue Print ADT31809 is interchangeable with: Bosch F005X12991, Champion CH103, Denso DG211, Bosch F005X12999, Bosch CH154, Bosch GLP042. These spark plugs share the same mounting (thread, seat) and heat range.
What are the specifications of the Blue Print ADT31809?
Reach 15.2–19.0 mm, Heat range Very hot, Resistor no, Seat Flat (gasket)
Cross-references and specifications are provided for guidance only. The wrench size can vary by brand, and some data is inferred from the plug code or an equivalent reference. Always check the vehicle manufacturer's recommendation before buying and fitting.