Forget about the Jeep Wrangler Rubicon 392 and its embarrassing 6.4-liter HEMI V8. Double the number of cylinders of the smallest Wrangler offering sounds cool on paper, but in the real world? You're ...

Following is a transcript of the video. Narrator: This is pro off-road racer Casey Currie climbing upward at almost 90 degrees in a Jeep Gladiator Rubicon. While this vehicle is modified with 42 ...