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NGK — NGK Iridium IX Spark Plug Box of 4 (DPR9EIX-9)
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Spark Plugs

NGK

NGK Iridium IX Spark Plug Box of 4 (DPR9EIX-9)

SKU: ngk5545

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....

$28.20
5 In Stock

Ships within 1-2 business days - free shipping

Overview

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 melting point is perfect for today's engines. For even greater performance consider upgrading to an NGK Ruthenium HX plug.

Features

  • RECOMMENDED USAGE: Modified or high performance applications, or as an upgrade to OE nickel alloy spark plugs
  • Trivalent metal plating for superior anti-corrosion and anti-seizing properties
  • Outstanding acceleration, high fuel efficiency and durability
  • Fine iridium tip ensures durable and consistent spark
DPR9EIX-9, Sold Individually, for Box Order: 4 NGK Iridium IX Spark Plug

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Fitment notes (catalog)

LAMBORGHINI COUNTACH 1989-85, DIABLO 1991, LM002 1990-86; M/C - 2005-1985 HONDA, 2005-1983 KAWASAKI, 1992 KTM, 1995-1985 SUZUKI, 1993-1992 YAMAHA

Summarized compatible vehicles also appear under Description → Fitment.

Detailed rows from our confirmed fitment index can be large (dozens to hundreds per part). Load them only when you need year/trim/engine-level links to Shop by Vehicle.