Best Denso Iridium Power Spark Plugs

NGK (127) SIFR6A-11 Spark Plug - Pack of 4

• Designed to operate over a much wider heat range than ordinary plugs.
• Patented triple gasket sealing process eliminates the possibility of combustion gas leakage.

NGK Spark Plug LTR5GP 5019 Pack of 10

• Extreme performance upgrade via OEM spark plugs and provide a lifetime at 40,000 50,000 miles..
• Plugs have a fine-wire Iridium center electrode and nickel-alloy terrain electrodes for maximum engine and torque..
• Designed for fuel-injected and turbo engines..

Harley Sportster Roadster XL 1200R Iridium Performance Spark Plugs Pair repl. OEM# 6R12

• The ultimate in spark plug technology and performance.
• Iridium electrode is smaller than a standard electrode.
• Hotter spark and extended spark plug service life compared to conventional plugs.
• Has the distinctive black ceramic with and gold-colored corrosion-protected coating on the metal shell.
• Sold in pairs and replaces Harley# 6R12 / NGK# DCPR7EIX.

Iridium Performance Spark Plugs Pair for Harley Softail Slim Twin Cam repl. Harley# 6R12

• The ultimate in spark plug technology and performance.
• Iridium electrode is smaller than a standard electrode.
• Hotter spark and extended spark plug service life compared to conventional plugs.
• Has the distinctive black ceramic with and gold-colored corrosion-protected coating on the metal shell.
• Sold in pairs and replaces Harley# 6R12 / NGK# DCPR7EIX.

DENSO # 5357 IRIDIUM Power Spark Plugs -- IK16L ----- 4 PCSNEW

• FREE SHIPPING to anywhere IN USA and territories For This Item.

DENSO # 5349 IRIDIUM Power Spark Plugs -- ITL16 ----- 6 PCS NEW

DENSO # 5344 IRIDIUM Power Spark Plugs -- IKH20 ----- 6 PCS NEW

• FREE SHIPPING to anywhere IN USA and territories For This Item.

Denso # 5304 IRIDIUM Power Spark Plugs -- IK20 --- 6 PCSNEW --

• FREE SHIPPING to anywhere IN USA and territories For This Item.

8 PCS NEW --- DENSO # 5325 IRIDIUM Power Spark Plugs -- IT16

• FREE SHIPPING to anywhere IN USA and territories For This Item.

6 PCS NEW -- DENSO # 5358 IRIDIUM Power Spark Plugs -- IK20L