Working on rebuilding that 2.4L L4 engine? This DNJ oversize piston set is exactly what you need for engines that have been bored out. Specifically designed for 2006-2017 Buick, Chevrolet, GMC, Pontiac, and Saturn vehicles with the 2.4L ECOTEC engine, these .020 oversize pistons are perfect when you need that extra clearance. The set includes everything you need for a proper rebuild with those specific dimensions - 1.2x1.5x2.5 with 2.5mm oil rings. Just remember you'll need to use these with PR336 rings for everything to work properly. DNJ has been making quality engine components for over 30 years, so you know you're getting parts that'll last. These pistons are brand new and come with that peace-of-mind 12-month or 12,000-mile warranty. Whether you're rebuilding due to wear or damage, these oversize pistons will get your engine back to running like new. The quality is solid, and they meet all the specifications for proper fit and performance. For anyone tackling an engine rebuild on these common GM vehicles, this piston set makes the job so much easier and ensures you get reliable results that'll last for years to come.