IZTR5B11 NGK Iridium Spark Plug | Genuine NGK Spark Plug

🔧 Product Description

NGK Iridium Spark Plug – Part Number: IZTR5B11

NGK iridium spark plugs feature an iridium alloy on the centre electrode, welded on with a laser – one of the world's hardest metals, with a melting point of 2450°C, giving very high resistance to spark erosion and, on average, double the service life of a standard nickel spark plug.

⚙️ Key Features

• Fine iridium-tipped centre electrode and platinum-tipped ground electrode for a slow wear rate, stable idle, improved fuel efficiency and lower emissions
• Longer service life
• Trivalent metal plating provides superior anti-corrosion and anti-seizing properties
• Corrugated ribs reduce the risk of flashover
• Pure alumina silicate ceramic insulator, providing superior strength and better heat transfer
• Triple seals prevent leakage
• Copper core aids in heat removal

📏 Specifications

• NGK stock number: 1465
• Thread: 14 mm
• Reach: .708"
• Hex: 16 mm (5/8 in)
• Seat: Tapered
• Terminal: Solid
• Type: Extended Projection Wide Gap

🚘 Application

Listed in NGK's application charts for automotive vehicles.

• Buick Allure (2009-2008) – 8 per engine
• Buick LaCrosse (2009-2008) – 8 per engine
• Buick Rainier (2007-2004) – 8 per engine
• Cadillac CTS (2007-2004) – 8 per engine
• Cadillac Escalade (2000-1999) – 8 per engine
• Cadillac Escalade (2014-2002) – 8 per engine
• Cadillac Escalade ESV (2014-2003) – 8 per engine
• Cadillac Escalade EXT (2013-2002) – 8 per engine
• Chevrolet Avalanche (2013-2007) – 8 per engine
• Chevrolet Avalanche 1500 (2006-2002) – 8 per engine
• Chevrolet C1500 (1999-1998) – 8 per engine
• Chevrolet C1500 Suburban (1999-1998) – 8 per engine
• Chevrolet C2500 (2000-1998) – 8 per engine
• Chevrolet C2500 Suburban (1999-1998) – 8 per engine
• Chevrolet C3500 (2000-1998) – 8 per engine
• Chevrolet Camaro (2002-1998) – 8 per engine
• Chevrolet Camaro (2015-2010) – 8 per engine
• Chevrolet Caprice (1996-1994) – 8 per engine
• Chevrolet Caprice (2017-2011) – 8 per engine
• Chevrolet Colorado (2012-2009) – 8 per engine
• Chevrolet Corvette (1995-1993) – 8 per engine
• Chevrolet Corvette (2013-1997) – 8 per engine
• Chevrolet Express 1500 (2014-1998) – 8 per engine
• Chevrolet Express 2500 (2017-1998) – 8 per engine
• Chevrolet Express 3500 (2017-1998) – 8 per engine

That is the 25 most common of 96 applications NGK's charts list for this plug – ask us to check yours.

🔄 Supersession & Cross Reference

NGK's cross-reference tables list this plug against these part numbers.

• Bosch: 4509, 7421, 9602, HGR9LQI0, HR8LII33U, HR9LI33U
• ACDelco: 12571164, 12621258, 41-110, 41-985
• DENSO: 4511, 4713, IT16TT, PT16TT

📦 Condition

• Brand new genuine product
• Supplied in original packaging