There's a lot more to converting a Jeep Wrangler from gas to diesel than just buying a motor and dropping it in. But the benefits of a Cummins 4BT, like 30mpg and 300ft-lbs of torque, can be worth the time, money and effort if you do it right.

It's a shame this crate engine swap never became a reality thanks to the market crash of 2008.

If he were named Vin Gasoline, he wouldn't be nearly as bad ass.

A hand throttle can be a "poor mans cruise control" or a vital off-roading tool.

The scandals certainly didn't help diesel's image, but the efficiency gains and reduction in oil dependency are the same.

Perhaps the standards are actually to strict - highly efficient vehicles certainly help reduce our oil dependency.

Chrysler screwed the pooch on this one ...