UF349 Pack of 6 Ignition Coil Pack and Spark Plugs Compatible with 2002-2006 Altima/2005-2019 Frontier/2001-2008 Maxima/2003-2008 Murano/Quest/Pathfinder/I35/QX4 3.0L/3.5L/4.0L OEM 224488J115, C1406

Some situations where you may need to replace your car's ignition coil: 1. The engine fault light is on: If the car's engine fault light is on and a fault code related to the ignition coil is detected by the diagnostic equipment, such as a misfire fault code, it may mean that there is a problem with the ignition coil and it needs to be replaced. 2. Engine shaking or insufficient power: An ignition coil failure may cause incomplete combustion in one or more cylinders, causing engine shaking, weak acceleration, and setbacks during driving. For example, when accelerating, you can clearly feel that the vehicle's power output is not smooth, and there is a "thumping" feeling. 3. Increased fuel consumption: Due to incomplete combustion, the car's fuel economy will decrease and fuel consumption will increase significantly. 4. Difficult starting: The decline in the performance of the ignition coil may cause insufficient ignition energy, making it difficult to start the engine and requiring multiple attempts to start. For example, in a cold or hot car state, the engine rotates when starting but cannot ignite smoothly. 5. Ignition coil appearance damage: If the ignition coil has obvious appearance damage such as cracking, burning, corrosion, etc., it also needs to be replaced. For example, there are black burn marks on the surface of the ignition coil or the plastic shell is cracked. 6. Aging and wear: After long-term use, the insulation performance inside the ignition coil decreases, or the parts are worn, which will also affect its normal operation. Usually after a car has traveled a certain mileage (such as more than 100,000 kilometers), the ignition coil may need to be replaced due to natural aging. !!!Note!!! The replacement methods of spark plugs and ignition coils may vary for different models. Before replacing, it is recommended to consult the vehicle's maintenance manual or consult a professional auto repair technician to ensure the correctness and safety of the operation. Here are the general steps to replace the car's spark plugs and ignition coils: 1. Prepare tools: spark plug wrench, socket, torque wrench (if available), rags and other tools. 2. Vehicle cooling: Make sure the engine is in a cool state to avoid burns. 3. Disconnect the power supply: Remove the negative connection wire of the car battery to prevent accidental electric shock and damage to the electrical system. 4. Remove the ignition coil: If the ignition coil covers the spark plug, you need to carefully remove the ignition coil first. Some may have fixing screws or clips, which can be removed by loosening them. 5. Remove the old spark plug: Use a spark plug wrench or socket to twist the old spark plug out counterclockwise. 6. Clean the installation area: Use a clean rag to remove dust and debris around the spark plug mounting hole. 7. Install the new spark plug: Gently put the new spark plug into the mounting hole, turn it clockwise a few times by hand, and then tighten it with a wrench according to the specified torque. Be careful not to overtighten or over-loosen. 8. Install the ignition coil: Reinstall the ignition coil back to its original position and ensure that the connection is firm. 9. Connect the power supply: Reconnect the negative terminal of the car battery. Pakage includes: 6*Ignition Coil 6*Spark Plug Fitment: Compatible with 3.5L V6 Engine Coil: 2002-2006 Nissan Altima 3.5L V6 2002-2008 Nissan Maxima 3.5L V6 2003-2007 Nissan Murano 3.5L V6 2001-2004 Nissan Pathfinder 3.5L V6 2004-2009 Nissan Quest 3.5L V6 2002-2004 I35 3.5L V6 2002-2003 QX4 3.5L V6 Compatible with 4.0L V6 Engine Coil: 2005-2013 Nissan Frontier 4.0L V6 2005-2010 Nissan Pathfinder 4.0L V6 2005-2013 Nissan Xterra 4.0L V6 2009-2012 Suzuki Equator 4.0L V6 2012-2014 Nissan NV1500 4.0L V6 2012-2014 Nissan NV2500 4.0L V6 2012-2014 Nissan NV3500 4.0L V6 Note: Please check the OE number and model number carefully before purchasing to make sure it is what you need. We provide you with complete after-sales and pre-sales service, any questions and needs please contact us in time, we will reply you within 24 hours and give you the most sincere advice!

• Advantages of ignition coils and spark plugs: Increased secondary voltage, for example, to ensure reliable ignition in cold weather or when the engine is running under high load. Improved ignition performance. Simple and long-lasting structure. Under normal use and maintenance, the ignition coil has a long service life and generally does not need to be replaced frequently
• Replacement OE Part Numbers: C1406, 50075, 5C1403, UF349, 521753, IC479, 5C1793, C1736; 222488J115, 224488J111, 224488J11C, 224488J225, 224338J115, 224338J11C, 224488J111, 224488J115, 224488J11C, 224488J225, 3340082Z10
• Made of high-quality: Not rusty, not easy to corrode. Made of high quality metal matrial, anti-corrosion, high strength, high hardness, high temperature resistance, Good electrical conductivity
• Compatiblity: Fit for 3.5L V6 Engine 2002-2004 I35, 2001-2003 QX4; Fit for Nissan 2002-2006 Altima 3.5L, Fit for 2005-2019 Frontier 4.0L, Fit for 2001-2008 Maxima 3.0L, Fit for 2012-2019 NV1500 4.0L, Fit for 2012-2020 NV2500 4.0L, Fit for 2012-2019 NV3500 4.0L, Fit for 2005-2012 Pathfinder 4.0L, Fit for 2004-2009 Quest 3.5L, Fit for 2005-2015 Xterra 2.5L
• Service: Thank you for your support, if you have any questions, please contact us and we will reply within 24 hours. Pls CHECK your OE number and model before buying