Compatible with both manual and automatic transmissions
Installation process is fully reversible should the vehicle need to be returned to stock.
Magnuson Supercharger Test
In stock trim with no other system modifications, this JK kit provides an amazing 404 hp and 367 ft-lbs of torque (298kW/495Nm) at the crank! That's +105rwhp and +84ft-lbs to the wheels (approx. 44% increase in HP and 37% increase in torque)
The LS3 engine block was engineered with data acquired from GM’s Racing Programs.
LS3 crate engine in stock trim with no other system modifications, produces 430 hp and 425 ft-lbs of torque.
Within the LS3 block is a durable rotating assembly that includes a steel crankshaft and connecting rods, as well as high-strength, aluminum-alloy pistons. The lightweight flat-top pistons enhance higher-rpm performance by enabling the engine to rev quicker.
LS3 motors are capable of making a lot of horsepower, and respond well to upgrades such as turbos, superchargers, high-flow cylinder heads, intake systems, and cams. This is why the LS3 motor has become the go-to performance engine for vintage 4x4 rigs.