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NGK IX Iridium Spark Plug Box of 4 (TR7IX)

Marsoni M251S
Sale price$46.52
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Get it in 3 business days with 1 day shipping. Friday, May 29
NGK IX Iridium Spark Plug Box of 4 (TR7IX)NGK Iridium IX spark plugs are specifically designed for the performance enthusiast. Iridium IX provides outstanding acceleration, high fuel efficiency and durability. NGK Iridium IX plugs offer extreme ignitability and exceptional anti fouling. Tapered cut ground electrode provides improved starting, idling and throttle response. The Iridium fine wire center electrode's durability is six times harder than platinum. Iridium alloy's extremely high
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Exchange/Return Notes
  • We offer a 30-day return/exchange service after receiving.
  • Final sale items are not eligible for returns or exchanges.
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4.2 ★★★★★
Based on 91 reviews
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Manny Zavala
Lake Worth, US
★★★★★ 5
Good stuff
Perfect for 2 amplifiers. Pretty affordable. Good material. Straight forward installation.
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Reviewed in the United States on May 24, 2026
D
Verified Purchase
David Acosta
Lexington, US
★★★★★ 4
Good price
Good quality for the price
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Reviewed in the United States on May 18, 2025
E
Verified Purchase
Edward moore
Boise, US
★★★★★ 5
Good bang for your buck
Realy nice
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Reviewed in the United States on May 30, 2026
J
Verified Purchase
jason m.
Pawtucket, US
★★★★★ 5
Perfect
Exactly what I needed to split power between amps.
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Reviewed in the United States on May 19, 2026
I
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Ian8814
Pawtucket, US
★★★★★ 5
Cood product, no issues as yet.
Works, easy to put in-line, as they shouldn't be seen looks don't matter.
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Reviewed in the United States on December 9, 2025

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