Your 1984 Ford Thunderbird might be the best vehicle you’ve ever owned. Or you may just be struggling to keep it highway-approved. No matter the situation, Advance Auto Parts has the Spark Plug product you desperately need.
We currently carry 53 Spark Plug products to choose from for your 1984 Ford Thunderbird, and our inventory prices range from as little as $1.99 up to $43.99.
On top of low prices, Advance Auto Parts offers 11 different trusted brands of Spark Plug products for the 1984 Ford Thunderbird. We only sell parts from trusted brands like NGK so that you can find quality parts you can count on.
Don’t take our word for it - check out customer ratings and reviews to buy with confidence. We have 1,671 reviews on our Spark Plug products for the 1984 Ford Thunderbird from previous customers.
Have parts delivered straight to your home, or find the nearest Advance Auto Parts store to check out our Spark Plug stock in-person!
Search through our amazing selection of Spark Plug products for your 1984 Ford Thunderbird to find exactly what you’re looking for. Compare prices and reviews to choose the best part for you.
Submitted 2022-02-21
By Crazee86
From Pa
Exact replacement. Seems like a quality replacement.
Bottom Line recommended
Submitted 2022-02-11
By 2008F150
From Milwaukee, WI
Single cylinder misfire, one plug required to get through winter before changing them all. This was exactly the part I needed.
Bottom Line recommended
Submitted 2022-01-19
By Magic Powers
From Whiteville , NC
Perfectly replaced spark plug in 05 explorer
Bottom Line recommended
from $4.99
View ProductSubmitted 2021-10-20
By Anthony
From Undisclosed
Love that you carry in stock plugs for vehicles with headers. Thanks
Bottom Line NULL
Submitted 2020-11-10
By James
From Undisclosed
Installed new headers and used these shorty spark plugs. Makes it easier to install spark plug wires.
Bottom Line NULL
Submitted 2020-09-19
By patrick
From Undisclosed
This is a replacement set for ones I had in my car that were just old. The sun ran fine before I was just doing a tune up and everything seems well
Bottom Line NULL
from $43.99
View ProductSubmitted 2022-02-09
By Greg On The Go
From Gainesville Virginia
Plugs are plugs
Bottom Line recommended
Submitted 2021-07-27
By Michelle
From Undisclosed
Does the job, affordable price..
Bottom Line NULL
Submitted 2021-07-19
By Jaime
From Undisclosed
Good ,work especial maravilloso
Bottom Line NULL
from $2.99
View ProductSubmitted 2022-01-28
By Bill
From North Fort Myers
Perfect fit. Engine runs better, smoother acceleration and idle.
Bottom Line recommended
Submitted 2022-01-12
By Ronnie B
From Danville, va
I always want the best for my cars and these plugs have never caused any trouble.
Bottom Line recommended
Submitted 2021-07-26
By Melchor
From Undisclosed
Works great for my truck!
Bottom Line NULL
from $5.99
View ProductSubmitted 2020-12-27
By Joseph
From Undisclosed
Used the product in my 1974 nova as and they worked very well
Bottom Line NULL
from $8.99
View ProductSubmitted 2021-02-10
By jamie
From Undisclosed
Well you know they are spark plugs. Ive had good luck with these over the years. For the price they are a good value
Bottom Line NULL
Submitted 2020-11-10
By John
From Undisclosed
Great price on good quality plugs after putting them in you could hear and feel a difference in the car
Bottom Line NULL
Submitted 2020-03-31
By Clay
From Undisclosed
Works perfect
Bottom Line NULL
from $3.99
View ProductSubmitted 2018-06-28
By Jody
From undisclosed
seems to work well
Bottom Line NULL
Submitted 2018-06-27
By Johnny
From undisclosed
Solve my misfiring pronlem
Bottom Line NULL
Submitted 2010-05-01
By Super Dave
From Ridgeland SC
Excellent value. These plugs fire the engine quickly when compared to your typical OEM plug. You don't pay too much but you definitely get your money's worth. Give em' a shot. You'll be happy with this product.
Bottom Line recommended
from $6.29
View ProductSubmitted 2021-01-30
By David
From Undisclosed
I ourchased the double platinum tip plugs from Advance Auto because of price. The 8 plugs were about $10 cheaper than other places I have looked.
Bottom Line NULL
Submitted 2021-01-24
By Roy
From Undisclosed
The spark plugs were the right plugs and the best parts were ready to go.
Bottom Line NULL
Submitted 2021-01-15
By Cedric
From Undisclosed
Great
Bottom Line NULL
from $8.49
View ProductSubmitted 2019-09-10
By Justin
From Undisclosed
great price
Bottom Line NULL
Submitted 2018-02-18
By charles
From undisclosed
Great plugs.
Bottom Line NULL
Submitted 2014-07-01
By TW
From Newton NC
they fixed my problem
Bottom Line recommended
from $3.99
View ProductSubmitted 2021-12-22
By Tormenta
From Woodbridge va
feels great
Bottom Line recommended
Submitted 2019-07-27
By Armando
From Undisclosed
Excelente
Bottom Line NULL
Submitted 2018-06-09
By Lindsay
From undisclosed
Great plugs, use 20 percent coupon though or more costly than competitors
Bottom Line NULL
from $11.49
View ProductSubmitted 2019-04-05
By Brian
From Undisclosed
A+ grade
Bottom Line NULL
Submitted 2019-02-26
By JESSE
From Undisclosed
Absolutely could feel/see the difference from previous plugs!!
Bottom Line NULL
Submitted 2018-10-02
By James
From Undisclosed
Excellent deal and great upgrade.
Bottom Line NULL
from $9.29
View ProductSubmitted 2019-10-22
By Joe
From Undisclosed
Installed and working great
Bottom Line NULL
from $6.99
View ProductSubmitted 2020-06-25
By Kernie
From Undisclosed
Shocking
Bottom Line NULL
Submitted 2012-03-22
By cougarxr7
From melbourne, fl
this is the proper plug for chrysler hemi engines for best performance. I also used it in my 351 cleveland (73 cougar XR7) at my mechanic's recommendation.
Bottom Line recommended
from $2.49
View ProductSubmitted 2017-11-14
By Shawn
From undisclosed
Great plugs!
Bottom Line NULL
Submitted 2017-07-02
By jesse
From undisclosed
motorcraft plugs are always good plugs for older fords
Bottom Line NULL
from $2.99
View ProductSubmitted 2021-01-26
By David
From Undisclosed
Great plugs I put them in and noticed better performance.
Bottom Line NULL
Submitted 2020-06-07
By alexander
From Undisclosed
The purchase went well.
Bottom Line NULL
Submitted 2019-11-07
By Scott
From Undisclosed
Good quality plugs. I use Bosch on a regular basis. Installed these on my '89 Ranger and eliminated the engine miss. The old Bosch plugs I replaced saw over 10 years of good service.
Bottom Line NULL
from $4.99
View ProductSubmitted 2019-10-19
By Robert
From Undisclosed
Good quality NGK Platinum spark plugs
Bottom Line NULL
Submitted 2019-06-10
By KZED
From PA
plugs were already gapped correctly and gave me no problems. possibly coincidental but plugs were mostly indexed towards the center of the combustion chamber.
Bottom Line recommended
from $4.99
View ProductSubmitted 2020-05-11
By Roger
From Undisclosed
Just spark plugs.
Bottom Line NULL
from $2.49
View ProductSubmitted 2020-03-10
By justin
From Undisclosed
Have not put them in just yet but have used in the past and worked how they was supposed to
Bottom Line NULL
from $3.99
View ProductSubmitted 2020-08-15
By Tranpus
From Undisclosed
Replaced the old spark plugs in a 2004 madza.
Bottom Line NULL
Submitted 2017-08-02
By don
From undisclosed
Best plug made.
Bottom Line NULL
from $16.49
View ProductSubmitted 2020-03-11
By ed
From Undisclosed
great price,fast
Bottom Line NULL
from $1.99
View ProductSubmitted 2021-10-18
By skip
From Undisclosed
sat with purchase
Bottom Line NULL
Submitted 2021-10-04
By Patricia
From Undisclosed
seems to be running just fine easy install
Bottom Line NULL
Submitted 2021-08-20
By Jamie
From Undisclosed
Got me going ag
Bottom Line NULL
from $3.99
View ProductSubmitted 2021-10-19
By Hector
From Undisclosed
Good price,The best brand, Excellent customer service.
Bottom Line NULL
Submitted 2021-09-29
By Allen
From Undisclosed
Excellent plugs for my F150 4.6...
Bottom Line NULL
Submitted 2021-08-22
By David
From Undisclosed
Worked as desctibed
Bottom Line NULL
from $8.99
View ProductSubmitted 2021-07-27
By Angela
From Undisclosed
I purchase all of my parts from Advance because of the discounts and speedperks .
Bottom Line NULL
Submitted 2021-07-05
By Eric
From Undisclosed
Work great
Bottom Line NULL
Submitted 2021-06-12
By Caddy DTS
From Florida
Lasts longer than copper at nearly the same price. All 8 of mine were perfectly gapped at .050 right out of the box. The Cadillac idles like a sewing machine again!
Bottom Line recommended
from $3.99
View ProductSubmitted 2022-01-25
By Jake W
From Clover
After installing these plugs I have gained a engine knock when accelerating.
Bottom Line not recommended
Submitted 2021-09-27
By Ricky
From Undisclosed
Work out great you can feel the difference and gas mpg great gain 4mpg
Bottom Line NULL
Submitted 2021-07-10
By Jeff
From Undisclosed
Installed in 5.3L GMC Yukon 03. Pre gapped and accurate (verified each plug before installation) Nice Plugs
Bottom Line NULL
from $11.99
View ProductSubmitted 2021-11-03
By Jerome
From Undisclosed
All you need Change them once a year and you will still be ahead. Soak the old ones in mineral spirits and use them once a year for 100 more
Bottom Line NULL
Submitted 2021-10-22
By Robert
From Undisclosed
I've always used AC Delco products with no issues.
Bottom Line NULL
Submitted 2021-10-21
By frank
From Undisclosed
Original great quality plug for 70's muscle cars. They are cooler firing, preventing any engine damage.
Bottom Line NULL
from $3.49
View Product