Honda Civic DENSO Iridium Power Spark Plugs

DENSO Iridium Power Spark Plugs

Application Information
Please select an application to view specific information and pricing for DENSO Iridium Power Spark Plugs.
Select an Application for Your Civic  Choose Your Application:
   Make ModelYear RangeSubmodel [Trim Level]
Honda Civic1989 to 1991 2 Door Hatchback [Si] & 4 Door Sedan [EX]
Application Note: (1 Step Colder)
Honda Civic1989 to 1991 2 Door Hatchback [Si] & 4 Door Sedan [EX]
Application Note: (Stock Heat Range)
Honda Civic1992 to 1995 All [DX, EX, Si, LX]
Application Note: (1 Step Colder)
Honda Civic1992 to 1995 All [DX, EX, Si, LX]
Application Note: (Stock Heat Range)
Honda Civic1996 to 2000 All [All Except Si]
Application Note: (1 Step Colder)
Honda Civic1996 to 2000 All [All Except Si]
Application Note: (Stock Heat Range)
Honda Civic1999 to 2000 2 Door Coupe [Si]
Application Note: (1 Step Colder)
Honda Civic1999 to 2000 2 Door Coupe [Si]
Application Note: (2 Steps Colder)
Honda Civic1999 to 2000 2 Door Coupe [Si]
Application Note: (Stock Heat Range)
Honda Civic2001 to 2005 All [All Except GX]
Application Note: (1 Step Colder)
Honda Civic2001 to 2005 All [All Except GX]
Application Note: (2 Steps Colder)
Honda Civic2001 to 2005 All [All Except GX]
Application Note: (Stock Heat Range)
Honda Civic2006 to 2010 2 Door Coupe [Si]
Application Note: (1 Step Colder)
Honda Civic2006 to 2010 2 Door Coupe [Si]
Application Note: (2 Steps Colder)
Honda Civic2006 to 2010 2 Door Coupe [Si]
Application Note: (Stock Heat Range)
Honda Civic2006 to 2010 All [DX, EX, EXL, LX, LXS]
Application Note: (1 Step Colder)
Honda Civic2006 to 2010 All [DX, EX, EXL, LX, LXS]
Application Note: (2 Steps Colder)
Honda Civic2006 to 2010 All [DX, EX, EXL, LX, LXS]
Application Note: (Stock Heat Range)
Honda Civic2007 to 2010 4 Door Sedan [Mugen Si, Si]
Application Note: (1 Step Colder)
Honda Civic2007 to 2010 4 Door Sedan [Mugen Si, Si]
Application Note: (2 Steps Colder)
Honda Civic2007 to 2010 4 Door Sedan [Mugen Si, Si]
Application Note: (Stock Heat Range)
Install Difficulty: 2
(1=Easy, 5=Hard)

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DENSO Iridium Power Spark Plugs Description
Sold individually. Order 4 for a complete set.

DENSO's Iridium power spark plugs help your Civic achieve unparalleled performance. Iridium is the biggest breakthrough in spark plug technology since platinum. DENSO Iridium Power spark plugs are currently the best iridium plugs available.

Iridium Power Spark Plugs Key Features:
  • Iridium conducts electricity better than platinum, and is 6 times harder and 8 times stronger than platinum.
  • Ultra-fine 0.4mm diameter iridium center electrode provides superior ignition performance.
  • Utilizes Denso's patented U-Groove technology for better fuel efficiency, improved throttle response, and greater firing energy.
  • Requires fewer volts to fire than any other plug.
Heat Range Notes: For every 75 to 100 hp you add to your Civic's engine, you may go to the next colder step plug. DENSO heat ranges move up as they get colder; 16 would be the hottest Iridium Power plug, 34 would be our coldest. The ranges (steps) go as follows: 16, 20, 22, 24, 27, 31, 34.

Gapping Notes: These plugs come pre-gapped and do not need to be gapped unless you are running an extremely modified engine or forced induction setup. If you do decide to gap the plugs, NEVER use a round gapping tool to check or change the gap, and never let any piece of metal touch the iridium center electrode or porcelain. Instead, carefully use needle nose pliers or spark plug gapping tool to bend the ground strap to the desired height.

Application Price List & Information Overview
Application & Notes List Price Our Price
Honda Civic - 1989 to 1991 - 2 Door Hatchback [Si] & 4 Door Sedan [EX] (1 Step Colder) DENSO Iridium Power Spark Plugs
Extra Notes: Heat Range: 22.
$14.93$12.89
Honda Civic - 1989 to 1991 - 2 Door Hatchback [Si] & 4 Door Sedan [EX] (Stock Heat Range) DENSO Iridium Power Spark Plugs
Extra Notes: Heat Range: 20.
$14.93$12.89
Honda Civic - 1992 to 1995 - All [DX, EX, Si, LX] (1 Step Colder) DENSO Iridium Power Spark Plugs
Extra Notes: Heat Range: 20.
$14.93$12.89
Honda Civic - 1992 to 1995 - All [DX, EX, Si, LX] (Stock Heat Range) DENSO Iridium Power Spark Plugs
Extra Notes: Heat Range: 16.
$14.93$12.89
Honda Civic - 1996 to 2000 - All [All Except Si] (1 Step Colder) DENSO Iridium Power Spark Plugs
Extra Notes: Heat Range: 20.
$14.93$12.89
Honda Civic - 1996 to 2000 - All [All Except Si] (Stock Heat Range) DENSO Iridium Power Spark Plugs
Extra Notes: Heat Range: 16.
$14.93$12.89
Honda Civic - 1999 to 2000 - 2 Door Coupe [Si] (1 Step Colder) DENSO Iridium Power Spark Plugs
Extra Notes: Heat Range: 22.
$14.93$12.89
Honda Civic - 1999 to 2000 - 2 Door Coupe [Si] (2 Steps Colder) DENSO Iridium Power Spark Plugs
Extra Notes: Heat Range: 24.
$14.93$12.89
Honda Civic - 1999 to 2000 - 2 Door Coupe [Si] (Stock Heat Range) DENSO Iridium Power Spark Plugs
Extra Notes: Heat Range: 20.
$14.93$12.89
Honda Civic - 2001 to 2005 - All [All Except GX] (1 Step Colder) DENSO Iridium Power Spark Plugs
Extra Notes: Heat Range: 22.
$14.93$12.89
Honda Civic - 2001 to 2005 - All [All Except GX] (2 Steps Colder) DENSO Iridium Power Spark Plugs
Extra Notes: Heat Range: 24.
$14.93$12.89
Honda Civic - 2001 to 2005 - All [All Except GX] (Stock Heat Range) DENSO Iridium Power Spark Plugs
Extra Notes: Heat Range: 20.
$14.93$12.89
Honda Civic - 2006 to 2010 - 2 Door Coupe [Si] (1 Step Colder) DENSO Iridium Power Spark Plugs
Extra Notes: Heat Range: 24.
$14.93$12.89
Honda Civic - 2006 to 2010 - 2 Door Coupe [Si] (2 Steps Colder) DENSO Iridium Power Spark Plugs
Extra Notes: Heat Range: 27.
$14.93$12.89
Honda Civic - 2006 to 2010 - 2 Door Coupe [Si] (Stock Heat Range) DENSO Iridium Power Spark Plugs
Extra Notes: Heat Range: 22.
$14.93$12.89
Honda Civic - 2006 to 2010 - All [DX, EX, EXL, LX, LXS] (1 Step Colder) DENSO Iridium Power Spark Plugs
Extra Notes: Heat Range: 22.
$14.93$12.89
Honda Civic - 2006 to 2010 - All [DX, EX, EXL, LX, LXS] (2 Steps Colder) DENSO Iridium Power Spark Plugs
Extra Notes: Heat Range: 24.
$14.93$12.89
Honda Civic - 2006 to 2010 - All [DX, EX, EXL, LX, LXS] (Stock Heat Range) DENSO Iridium Power Spark Plugs
Extra Notes: Heat Range: 20.
$14.93$12.89
Honda Civic - 2007 to 2010 - 4 Door Sedan [Mugen Si, Si] (1 Step Colder) DENSO Iridium Power Spark Plugs
Extra Notes: Heat Range: 24.
$14.93$12.89
Honda Civic - 2007 to 2010 - 4 Door Sedan [Mugen Si, Si] (2 Steps Colder) DENSO Iridium Power Spark Plugs
Extra Notes: Heat Range: 27.
$14.93$12.89
Honda Civic - 2007 to 2010 - 4 Door Sedan [Mugen Si, Si] (Stock Heat Range) DENSO Iridium Power Spark Plugs
Extra Notes: Heat Range: 22.
$14.93$12.89
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