OEM Performance Set of 6 UF349 Ignition Coils Double Iridium Spark Plug Fits for Nissan Frontier Murano Pathfinder Xterra Maxima Altima Quest NV2500 NV1500 NV3500 INFINITI QX4 I35 Suzuki Equator Item Description About this item [Vehicle Fitment]: fits for 2005-2019 Frontier 4.0L, 2005-2015 Xterra, 2001-2008 Maxima, 2001-2007 Pathfinder, 2003-2007 Murano, 2008-2012 Pathfinder 4.0L, 2004-2009 Quest, 2012-2020 NV2500 4.0L, 2002-2006 Altima 3.5L, 2012-2019 NV1500, 2002-2004 I35, 2001-2003 QX4, 2012-2019 NV3500 4.0L, 2009-2012 Equator 4.0L, 1991-1992 Camaro Z28 5.0L, 1987 Camaro LT 2.8L, 1992 Camaro Z28 Heritage Edition 5.0L, 1991-1992 Camaro Z28 5.7L [Iridium spark plug]: Iridium is a type of refined alloy which is highly suitable to be used as the materials of the central electrode in a spark plug. It extends the life of the spark plug nearly threefold, ensures a more stable idle speed of the engine, and delivers a super performance to the engine with improved fuel efficiency, reduced emissions and faster starting up. [Function]: If you have a problem with your car such as no/hard start, long crank time, misfires, lack of power, inconsistent transmission shifts, spark plug fouling, premature catalytic converter failure, poor fuel economy, Please replace your ignition coil. Engineered to stringent OE specifications, it is sure to exact installation and function the same or even better than the Original part. [Easy to install-Plug]: Engineered to stringent OE specifications, it is sure to exact installation and function the same or even better than the Original part. KAX has matched or improved the OE design for each component to ensure quick and easy installation, giving it excellent performance and reliability. [Package included]: 6*UF349 Ignition Coils 6*4505 Spark Plug.If there is any problem please send us via Amazon Message, we will response in 24 hours ? See more product details *140 C high temperature corrosion resistance and great insulation *High quality improved polyurethane enameled copper wire *Fully automatic winding machine, ensuring qualified turn resistance *Servo tensioner, stable tension and uniform wire arrangement *Preventing moisture and thermal breakdown Perfectly protect the boots and fit perfect Payment We accept payment only through PAYPAL Shipping We ship products worldwide through standard express courier service, it will reach within 7 to 10 days to abroad buyers, we ship the product after recieved clear payment and give full information about shipment to the buyer Return We accept product return 25 days from delivery date but product should be in original condition.