The Nuna PIPA is an excellent choice for a preemie, as it provides superior safety features that other car seats don't offer. The advanced side-impact protection system ensures your baby is secure and comfortable in the event of an accident. Additionally, the base has extra rigid LATCH connectors which are designed to provide more stability when installing in smaller vehicles or tight spaces. Plus, the adjustable headrest can be customized for optimal comfort and fits babies up to 32 pounds with ease. Furthermore, the no rethread harness eliminates any guesswork when adjusting the straps as your little one grows - making this seat a great option if you're expecting a premature baby. Not only will they have all of these amazing features at their disposal but they'll also feel safe and secure knowing that their parents have chosen such a reliable product for them!