3040502|Piston Set for 2011 Hyundai Sonata 2.4L - P181AXP9. Replace your original Piston Set with this direct-fit unit for the 2011 Hyundai Sonata 2.4L. Trusted by mechanics and DIYers alike, it helps maintain optimal engine operation and performance.. 2011 Hyundai Sonata 2.4L Engine Piston Set - P181AXP9 Also fits the following vehicles: 2013 Hyundai Santa Fe Sport 2.4L Engine Piston Set, 2014 Hyundai Santa Fe Sport 2.4L Engine Piston Set, 2015 Hyundai Santa Fe Sport 2.4L Engine Piston Set, 2016 Hyundai Santa Fe Sport 2.4L Engine Piston Set, 2010 Hyundai Santa Fe 2.4L Engine Piston Set, 2011 Hyundai Santa Fe 2.4L Engine Piston Set, 2012 Hyundai Santa Fe 2.4L Engine Piston Set, 2011 Hyundai Sonata 2.4L Engine Piston Set, 2012 Hyundai Sonata 2.4L Engine Piston Set, 2013 Hyundai Sonata 2.4L Engine Piston Set, 2014 Hyundai Sonata 2.4L Engine Piston Set, 2015 Hyundai Sonata 2.4L Engine Piston Set, 2016 Hyundai Sonata 2.4L Engine Piston Set, 2010 Hyundai Tucson 2.4L Engine Piston Set, 2011 Hyundai Tucson 2.4L Engine Piston Set