Denso Iridium Power Plug Two Step Colder IKH24 - Subaru EJ25 Turbo Models (inc. 2004+ STI / 2006-2014 WRX)
Manufacturer Part # 5346-IKH24
Once you start performing modifications that increase horsepower and torque such as a turbo-back exhaust system, intake, injectors, and a tune, going to a colder spark plug is required.
Here, you are looking at the Denso IKH24 (5346) Iridium Power Spark Plug. These are a 2-step colder spark plug, and it has been designed to provide durability under the most extreme of conditions, and the featured patented iridium alloy is six times harder and eight times stronger than conventional platinum, and can handle temperatures in excess of 4000°F.
Note that these are sold individually.
RallySport Guarantee - 30 Days
Items that are covered under the RallySport Guarantee offer a 30 day no questions asked return policy.
RallySport Guarantee items may be returned within 30 days of the original invoice date and must include all the original parts and contents for a refund.
The RallySport Guarantee does not apply to products that have been modified, damaged, misused or abused. All returns require an RMA (Return Merchandise Authorization) Number, and freight charges are strictly non-refundable. For more information regarding our freight refund policy, please refer to our return policy page found HERE.
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Johnwslavinsky96104 5 years ago
I PUT THESE AFTER I WENT PAST STAGE 2 WITH ONLY 6 THOUSAND MILES ON MY CAR AND YOU WILL DEFFINATELY SEE AND FEEL THE DIFFERENCE WHEN YOU TUNE YOUR CAR.