How to Replace Spark Plugs on an Acura TL?

The spark plugs are situated at the center of every cylinder head. In most instances, when changing spark plugs, there are some tools that must be used including a spark plug socket which is attached to ratchet, extensions for different lengths and a feeler gauge to check the gap on the spark plug. These engines have aluminum cylinder heads thus a torque wrench must be employed while tightening the spark plugs. The best way to change out spark plugs is to buy new ones prior, check gaps then replace each plug one by one. Do not forget when buying new sparks plugs to obtain the correct ones for your engine's model number. Make sure that engine has cooled down completely before you start removing any of its plugs. Meanwhile, during this time of cooling down all new spark plugs will be examined especially if they have defects and you can check their gaps as well . You can know whether gap is good by inserting proper thickness gage between electrodes located at tip of plug . However, cover the fender so as not to scratch it . Take off ignition coil cover and engine cover . Remove ignition coils. Use compressed air if available to blow away dirt or other foreign matter from around where the spark plug enters into the cylinder head combustion chamber area. Put the socket on top of a plug and remove it from an engine through turning in counter clockwise direction . To get a general idea about how an engine runs compare these two items using chart . Apply little quantity of antiseize lubricant compound on threads of Spark Plug. Insert one of new plugs up into hole until it stops turning with fingers anymore, then use torque wrench for tightening or ratchet wrench in doing so . Twist coil onto end of new Spark Plug until it is seated tightly on it. Fasten mounting bolts firmly in place Repeat above procedure for other remaining spark plugs.

Genuine Acura TL Spark Plug

Ignition Spark Plug

Select Vehicle by Model
Select Vehicle by VIN

Select Vehicle by Model

Make

Model

Year

Select Vehicle by VIN

For the most accurate results, select vehicle by your VIN (Vehicle Identification Number).

12 Spark Plugs found

View related parts
Acura TL 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
ADD TO CART
Product Specifications
- Other Name: Spark Plug
- Warranty: This genuine part is guaranteed by Acura's factory warranty.
View related parts
Acura TL Spark Plug
Part Number: 12290-R40-A01
$24.06 MSRP: $33.55
You Save: $9.49 (29%)
Ships in 1-3 Business Days
ADD TO CART
Product Specifications
- Other Name: Spark Plug (Ilzkr7B-11S) (Ngk)
- Warranty: This genuine part is guaranteed by Acura's factory warranty.
View related parts
Acura TL Spark Plug (Sxu22Hcr11S) (Denso)
Part Number: 12290-R40-A02
$23.49 MSRP: $33.55
You Save: $10.06 (30%)
Ships in 1-3 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 TL 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
ADD TO CART
Product Specifications
- Other Name: Spark Plug
- Warranty: This genuine part is guaranteed by Acura's factory warranty.
View related parts
Acura TL Spark Plug (Dilzkr7A11G) (Ngk)
Part Number: 12290-R71-L01
$22.53 MSRP: $32.18
You Save: $9.65 (30%)
Ships in 1-3 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 TL Spark Plug (Pzfr6E-11) (Ngk)
Part Number: 12290-PGE-A02
$18.64 MSRP: $26.00
You Save: $7.36 (29%)
Ships in 1-3 Business Days
ADD TO CART
Product Specifications
- Warranty: This genuine part is guaranteed by Acura's factory warranty.
View related parts
Acura TL Spark Plug (Pk16Pr-L11) (Denso)
Part Number: 98079-5515H
$18.21 MSRP: $26.00
You Save: $7.79 (30%)
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 TL Spark Plug (Pfr5L-11) (Ngk)
Part Number: 98079-5517S
$18.64 MSRP: $26.00
You Save: $7.36 (29%)
Ships in 1-3 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 TL Spark Plug (Bkr5E-N11) (Ngk)
Part Number: 98079-5514J
$2.46 MSRP: $3.43
You Save: $0.97 (29%)
Ships in 1 Business Day
ADD TO CART
Product Specifications
- Warranty: This genuine part is guaranteed by Acura's factory warranty.
View related parts
Acura TL Spark Plug (K16Pr-L11) (Denso)
Part Number: 98079-5515J
$2.51 MSRP: $3.50
You Save: $0.99 (29%)
Ships in 1-3 Business Days
ADD TO CART
Product Specifications
- Warranty: This genuine part is guaranteed by Acura's factory warranty.
View related parts
Acura TL Spark Plug (Pkj16Cr-L11) (Denso)
Part Number: 98079-5515N
$17.75 MSRP: $24.75
You Save: $7.00 (29%)
Ships in 1-3 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 TL Spark Plug (Izfr6K11) (Ngk)
Part Number: 9807B-5617W
$20.00 MSRP: $27.89
You Save: $7.89 (29%)
Product Specifications
- Replaces: 12290-PND-A01
- Warranty: This genuine part is guaranteed by Acura's factory warranty.

Acura TL Spark Plug

Acura TL Spark Plug delivers the timed electric flash that ignites the compressed air fuel mix, letting the sedan fire up and run smoothly. Its threaded case holds a ceramic insulator, a center electrode, and a side electrode, and when coil voltage jumps the tiny gap the arc ignites fuel to shove the piston down. This Spark Plug faces over 4500 degree heat and more than 2000 PSI inside every Acura cylinder. Typical plugs spark thousands of times a minute, so worn tips steal the TL of mileage and easy starts, yet replacement remains simple under modern Acura engineering. Over the years the TL has applied standard single electrode designs along with options such as multiple ground electrode and surface discharge styles, each aiming to spread heat better and extend life by reducing erosion. The main difference is contact shape, with extra side prongs or a recessed firing area that helps the Spark Plug keep a stable gap for more miles. Choose a correct Spark Plug gap, because each unit fires millions of times, and fresh units let an aging Acura stay responsive while ignoring misfires can ruin the TL catalytic converter, keeping every Spark Plug hot enough to self clean yet cool enough to dodge pre ignition.

We provide a broad range of OEM Acura TL Spark Plug at unbeatable prices on our website. For your OEM parts, You can count on the guaranteed quality, manufacturer's warranty, outstanding customer service, and prompt delivery. We look forward to your visit.

Acura TL Spark Plug Parts Questions & Experts Answers

Spark Plug (Pzfr5F-11) (Ngk)
98079-5514N
Q: How to Replace Spark Plugs on an Acura TL?
A:
The spark plugs are situated at the center of every cylinder head. In most instances, when changing spark plugs, there are some tools that must be used including a spark plug socket which is attached to ratchet, extensions for different lengths and a feeler gauge to check the gap on the spark plug. These engines have aluminum cylinder heads thus a torque wrench must be employed while tightening the spark plugs. The best way to change out spark plugs is to buy new ones prior, check gaps then replace each plug one by one. Do not forget when buying new sparks plugs to obtain the correct ones for your engine's model number. Make sure that engine has cooled down completely before you start removing any of its plugs. Meanwhile, during this time of cooling down all new spark plugs will be examined especially if they have defects and you can check their gaps as well . You can know whether gap is good by inserting proper thickness gage between electrodes located at tip of plug . However, cover the fender so as not to scratch it . Take off ignition coil cover and engine cover . Remove ignition coils. Use compressed air if available to blow away dirt or other foreign matter from around where the spark plug enters into the cylinder head combustion chamber area. Put the socket on top of a plug and remove it from an engine through turning in counter clockwise direction . To get a general idea about how an engine runs compare these two items using chart . Apply little quantity of antiseize lubricant compound on threads of Spark Plug. Insert one of new plugs up into hole until it stops turning with fingers anymore, then use torque wrench for tightening or ratchet wrench in doing so . Twist coil onto end of new Spark Plug until it is seated tightly on it. Fasten mounting bolts firmly in place Repeat above procedure for other remaining spark plugs.