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Ignition
Spark Plugs
Cadillac
Eldorado
1985 Cadillac Eldorado
Spark Plugs
Select Your Submodel
4.1L
5.7L
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Performance
High-performance upgrades for maximum power
Replacement
OEM-quality replacement components
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NGK® - Laser Iridium™ Spark Plug
18
# 3445905421
$14.48
Add to Cart
NGK® - Iridium IX™ Spark Plug
35
# 3446083435
$9.58
Add to Cart
Denso® - Iridium Power™ Spark Plug
17
# 3445894092
$9.23
Add to Cart
Denso® - Iridium TT™ Spark Plug
18
# 3445980311
$13.20
Add to Cart
NGK® - G-Power™ Platinum Spark Plug
35
# 3445908040
$5.26
Add to Cart
NGK® - Laser Platinum™ Spark Plug
37
# 3445879142
$11.81
Add to Cart
Autolite® - Copper Spark Plug
0
# 2771272335
$1.43
Add to Cart
NGK® - V-Power™ Spark Plug
35
# 3445972405
$3.73
Add to Cart
Autolite® - Double Platinum Spark Plug
0
# 4732182763
$3.94
Add to Cart
Denso® - Platinum TT™ Spark Plug
17
# 2771228316
$5.74
Add to Cart
Autolite® - XP™ Iridium Spark Plugs
0
# 3445890205
$4.42
Add to Cart
Denso® - Double Platinum Spark Plug
17
# 2771299176
$8.45
Add to Cart
Champion® - Platinum Power™ Spark Plug
6
# 4127706951
$5.54
Add to Cart
ACDelco® - GM Original Equipment™ Conventional Nickel Spark Plug
13
# 5144066472
$2.03
Add to Cart
Motorcraft® - Spark Plug
9
# 5585628924
$7.16 - $8.07
Add to Cart
SKP® - Spark Plug
1
# 3845489861
$4.63
Add to Cart
ACDelco® - Gold™ Rapidfire Platinum Spark Plug
13
# 5144069528
$6.24
Add to Cart
Denso® - Original U-Groove Nickel Spark Plug
17
# 3665250606
$3.13
Add to Cart
Bosch® - Nickel Spark Plug
4
# 3665314452
$2.76
Add to Cart
Bosch® - Spark Plug
4
# 6198796533
$4.47 - $5.18
Add to Cart
ACDelco® - GM Original Equipment™ Double Platinum Spark Plug
13
# 3665207396
$8.46
Add to Cart
Motorcraft® - Copper Spark Plug
9
# 6980833585
$2.03
Add to Cart
Champion® - Nickel Spark Plug
6
# 3665211398
$3.94
Add to Cart
Dorman® - HELP™ Spark Plug Non-Foulers
0
# 3665249298
$8.36