How to check and replace spark plugs for the Acura MDX?

Spark plugs are in the center of each cylinder head. To replace, you need a spark plug socket, extensions, a feeler gauge, and a torque wrench. Buy the correct plugs, check the gaps, and replace one at a time. Let the engine cool before removing plugs. Inspect new plugs for defects and check gaps. Remove engine and ignition coil covers. Disconnect the ignition coils and remove the spark plug. Apply anti-seize compound to the plug threads, avoiding the electrodes. Install the new plug, then attach the coil. Repeat for all plugs.

Genuine Acura MDX Spark Plug

Ignition Spark Plug

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11 Spark Plugs found

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Acura MDX Spark Plug (Dilzkr7B11G) (Ngk)
Part Number: 12290-R9P-A01
$41.62 MSRP: $58.05
You Save: $16.43 (29%)
Ships in 1-3 Business Days
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Product Specifications
- Other Name: Spark Plug
- Warranty: This genuine part is guaranteed by Acura's factory warranty.
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Acura MDX Spark Plug (Ilzkr7B11) (Ngk)
Part Number: 12290-R70-A01
$24.01 MSRP: $33.48
You Save: $9.47 (29%)
Ships in 1-3 Business Days
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Product Specifications
- Other Name: Spark Plug
- Warranty: This genuine part is guaranteed by Acura's factory warranty.
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Acura MDX Spark Plug
Part Number: 12290-R40-A01
$24.06 MSRP: $33.55
You Save: $9.49 (29%)
Ships in 1-3 Business Days
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Product Specifications
- Other Name: Spark Plug (Ilzkr7B-11S) (Ngk); Spark Plug
- Warranty: This genuine part is guaranteed by Acura's factory warranty.
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Acura MDX Spark Plug (Sxu22Hcr11S) (Denso)
Part Number: 12290-R40-A02
$24.06 MSRP: $33.55
You Save: $9.49 (29%)
Ships in 1-3 Business Days
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Product Specifications
- Other Name: Spark Plug
- Warranty: This genuine part is guaranteed by Acura's factory warranty.
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Acura MDX Spark Plug (Skj20Dr-M11) (Denso)
Part Number: 9807B-5615W
$20.00 MSRP: $27.89
You Save: $7.89 (29%)
Ships in 1-2 Business Days
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Product Specifications
- Other Name: Spark Plug
- Replaces: 12290-PND-A02
- Warranty: This genuine part is guaranteed by Acura's factory warranty.
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Acura MDX Spark Plug (Pzfr5F-11) (Ngk)
Part Number: 98079-5514N
$18.64 MSRP: $26.00
You Save: $7.36 (29%)
Ships in 1-2 Business Days
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Product Specifications
- Other Name: Spark Plug
- Warranty: This genuine part is guaranteed by Acura's factory warranty.
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Acura MDX Spark Plug (Izfr5K11) (Ngk)
Part Number: 9807B-5517W
$21.01 MSRP: $29.30
You Save: $8.29 (29%)
Ships in 1-3 Business Days
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Product Specifications
- Warranty: This genuine part is guaranteed by Acura's factory warranty.
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Acura MDX Spark Plug (Dilkar8P8Sy) (Ngk)
Part Number: 12290-6A0-A01
$32.08 MSRP: $45.82
You Save: $13.74 (30%)
Ships in 1-3 Business Days
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Product Specifications
- Other Name: Spark Plug
- Warranty: This genuine part is guaranteed by Acura's factory warranty.
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Acura MDX Spark Plug (Sxu22Hcr11) (Denso)
Part Number: 12290-R70-A02
$35.47 MSRP: $49.47
You Save: $14.00 (29%)
Ships in 1-2 Business Days
ADD TO CART
Product Specifications
- Other Name: Spark Plug
- Warranty: This genuine part is guaranteed by Acura's factory warranty.
View related parts
Acura MDX Spark Plug (Skj16Dr-M11) (Denso)
Part Number: 9807B-5515W
$18.64 MSRP: $26.00
You Save: $7.36 (29%)
Ships in 1 Business Day
ADD TO CART
Product Specifications
- Other Name: Spark Plug
- Warranty: This genuine part is guaranteed by Acura's factory warranty.
View related parts
Acura MDX Spark Plug (Ilzkr7B11) (Ngk)
Part Number: 12290-R76-H01
Product Specifications
- Warranty: This genuine part is guaranteed by Acura's factory warranty.

Acura MDX Spark Plug

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Acura MDX Spark Plug Parts Questions & Experts Answers

Spark Plug (Pzfr5F-11) (Ngk)
98079-5514N
Q: How to check and replace spark plugs for the Acura MDX?
A:
Spark plugs are in the center of each cylinder head. To replace, you need a spark plug socket, extensions, a feeler gauge, and a torque wrench. Buy the correct plugs, check the gaps, and replace one at a time. Let the engine cool before removing plugs. Inspect new plugs for defects and check gaps. Remove engine and ignition coil covers. Disconnect the ignition coils and remove the spark plug. Apply anti-seize compound to the plug threads, avoiding the electrodes. Install the new plug, then attach the coil. Repeat for all plugs.