Spark plugs must be replaced
3L Engine (2015) - 90K-120K miles
4L Engine (2018-2020) - <30K miles
4L Engine (2003-2005) - 30K-60K miles
AT Used Engine Warranty Included
(2007-2008) Jeep Grand Cherokee 5.7L (VIN 2, 8th digit), 4x2 5.7L Engine - 60K-90K miles AT Spark plugs must be replacedJeep Grand Cherokee 5. 7L (VIN 2, 8th digit), 4x2 5. 7L Engine (2007 2008) 60K 90K miles This used OEM engine is listed as its own product for the 60K 90K miles option, so the price shown belongs to this exact mileage selection. It is a practical replacement choice for buyers who want an OEM style part without dealer new pricing. Please verify fitment before ordering. Match the year, make, model, engine size, drivetrain, VIN notes, transmission type,