In 2012, Jeep Wrangler engines changed from a 3.8L V6 engine to a 3.6L Pentastar VVT V6 Engine. Today, the engine remains a 3.6L Pentastar VVT V6. The Jeep Wrangler has a horsepower of 285 and can be paired with a six - speed manual gearbox or a smooth-shifting eight-speed automatic. The price of a 2024 Jeep Wrangler starts at $33,890 and goes up to $101,890.