The new 2011 Chrysler 300 has been almost universally praised by those who have laid eyes upon it, but as with most cars, there are always ways to improve things. That’s where the guys at Mopar come in.

For the latest Detroit muscle sedan, Mopar is offering a full menu of grilles and wheels for those looking to customize and personalize their new Chrysler 300. And importantly, unlike other aftermarket offerings, Mopar’s grilles are specifically tested for aero, cooling and thermal efficiencies, and its wheels are specifically designed and tested for durability and impact.

In total Mopar has eight new grille designs for the 300, including two constructed of billet aluminum. Prices range from about $310 to $750.

As for the wheels, customers can choose from six different designs ranging from 18- to 20-inches in diameter. Most are cast-aluminum but included are two different wheels measuring 20-inches in diameter and constructed of forged aluminum.

Prices here start at $265 and top out at $610.

Check out the video below to see just what’s on offer. Then click here for all the juicy details on the new 2011 Chrysler 300. For performance buffs, click here to read up on the 2012 Chrysler 300 SRT8 model.