All of the cars from Peugeot are popular cars to modify. You can even modify the 106, 206, and 306 pugs. The Peugeot 306 GTi is one of the most popular hatches to modify and tune. You can find a wide range of 306 body kits and tuning parts. Second hand Peugeot vehicles are reasonable and can be found almost everywhere. The insurance group starts off low so it makes it affordable for most. These cars have the potential to make a street racer that you can be proud of.