10 bestIridium Spark Plugsof June 2026
112M consumers helped this year.
1
NGK CPR8EAIX-9 Iridium IX Spark Plug for High Performance Engines | Enhanced Ignition & Smooth Engine Operation | Supports Ethanol Blended (E20) Fuel | Durable Iridium Alloy Design
NGK
9.8
2
BOSCH 9673 OE Fine Wire Double Iridium Spark Plug - Pack of 4
Bosch
9.6
3
NGK Iridium Spark Plug Compatible Vehicle For Honda Motorcycle | Scooter | TVS Motors | Suzuki Motorcycle | Yamaha | Royal Enfield (CPR7EAIX-9)
NGK
9.3
4
BOSCH 9653 OE Fine Wire Double Iridium Spark Plug - Pack of 4
Bosch
9.1
5
NGK (4912) ILKAR7B11 (4912) Laser Iridium Spark Plug, Pack of 1
NGK
8.8
6
Bosch Automotive Bosch ZR7SI332S Iridium Spark Plug, Up to 4X Longer Life (Pack of 1)
Bosch
8.5
7
NGK (6289) CR9EIA-9 Lasser Iridium Spark Plug, Pack of 1
NGK
8.2
8
NGK (3521) CR9EIX Iridium IX Spark Plug, Pack of 1
NGK
7.9
9
NGK (6988) BKR7EIX-11 Iridium IX Spark Plug, Pack of 1
NGK
7.6
10
Bosch (laser welded) Iridium Spark Plug 0242050509 - Type UR4AII30 | Compatible for - Hero 2W |Bajaj
Bosch
7.3
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