10 bestPerformance Spark Plugsof October 2025
112M consumers helped this year.
1

NGK Spark Plug BR9ECMIX Iridium IX 2707
NGK

9.9
2

Denso (4719) ITV20TT Iridium TT Spark Plug, (Pack of 1)
Denso

9.8
3

Bosch FR5KPP332S - Spark Plugs Double Platinum - 1 piece
Bosch Automotive

9.6
4

Denso IW27 Iridium Spark Plug
Denso

9.3
5

ACDelco GM Original Equipment 41-110 Iridium Spark Plug
ACDelco

9.1
Other
6

Champion XC92YC (980) Copper Plus Small Engine Spark Plug, Pack of 4
CHAMPION

8.8
7

Champion Iridium 9005 Spark Plug (Carton of 1) - QC10WEP
CHAMPION

8.5
8

ACDelco GM Original Equipment 41-114 Iridium Spark Plug (Pack of 1)
ACDelco

8.3
9

NGK C7HSA Pit Dirt Bike Performance Racing SPARK PLUG 110cc 125cc 140cc Quad ATV
PetrolScooter

8.0
10

Autolite Iridium XP Automotive Replacement Spark Plugs, XP5683 (4 Pack)
Autolite

7.7

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