Codenamed TJ, the second-generation Wrangler was offered from the 1997 model year through 2006 with four-cylinder mills from Chrysler and the 4.0-liter PowerTech straight-six engine developed by AMC.

For longtime Jeep enthusiasts, this report, the first in a series of articles about modifying a 1999 Jeep Wrangler Sahara, might rehash upgrades you've been familiar with for a long time, by way of ...