VIDEO: Watch Car Throttle’s BMW Z3 Get a Stage 2 Tune

The BMW Z3 is a great starting point for a young enthusiast wanting a project car. Not only are Z3s quite cheap but they’re a ton of fun. The only real downside is that tuning them can be quite difficult, as naturally-aspirated engines are usually a bit trickier to tune; costing more money, requiring more work, and netting smaller power increases; compared to turbocharged engines.