2017 Hyundai Elantra Air Cleaner Filter Box Assembly 28100-f2500 Oem on 2040-parts.com

Porsche is developing a new four-cylinder engine set to power entry-level model

High-ranking officials at Porsche's Weissach research and development center in Germany have confirmed that engineering work is progressing on a four-cylinder horizontally opposed gasoline engine, details of which were first revealed by Autoweek earlier this year. The new boxer unit--which is earmarked to power a new mid-engine, entry-level model that insiders describe as a spiritual successor to the iconic 550 Spyder--looks set to become an integral part of Porsche's future model plans. Insiders suggest it will also be offered on the third-generation Boxster and the second-generation Cayman later on in their respective model cycles.

Subaru adds Limited trim to the Impreza for 2012, holds base-model price

Subaru is keeping base-model prices the same for the 2012 Impreza, starting at $18,245 with destination, and is adding a Limited model to the lineup. The Impreza 2.0i Limited model starts at $22,345 for the four-door version and $22,845 for the five-door. The base-model four-door Impreza 2.0i still comes standard with five-speed manual transmission.

Coming soon: A bigger, better autoweek.com

First, we want to thank all the readers who have helped make autoweek.com what it is today -- we've worked hard to ensure no nugget of cool car news falls through the cracks, and we've been rewarded by a 100 percent increase in visitors over the past two years. That said, we also know there's a lot about our site design that can be improved. Articles don't "pop" the way they should, the home page is far too busy, and our commenting system is…well, let's just say that anything relying on Facebook deserves a healthy dose of skepticism.