Arden additional ECU for XJR

Power increasing: 35 hp
Torque increasing: 50 Nm

Power increase through additional ECU for optimized engine management strategy.
Also possible in conjunction with the Arden high-performance exhaust system, power increase together approx. 60 hp.

Arden AJ 8 S8 Performance Tuning for 4.2 litre V8

Engine capacity: 4.5 ltr.
Max. power: appr. 380 hp (279 kW)
Max. torque: appr. 480 Nm.

More engine capacity through special crankshaft with forged and lighter pistons and connecting rods. Machined cylinder heads with specially fabricated camshafts and valve springs. Optimized oil circulation, cooling and engine management strategy.

Including special fabricated Arden oil sump with cooling rips and approx. 1.5 litre larger volume.

More engine capacity through special crankshaft with forged and lighter pistons and connecting rods. Machined cylinder heads with specially fabricated camshafts and valve springs. Modificated engine management, increased fuel and boost pressure and Arden high-performance exhaust system together with sport Arden catalytic converters.

Including special fabricated Arden oil sump with cooling rips and approx. 1.5 litre larger volume.

Fuel …
Let us check the performance of your car to make sure, that there is not to much fuel consumption. The result of not enough performance causes a higher fuel consumption which pushes the fuel price.


Conservation of Value…
It is absolutely necessary to check the performance of your car to conserve the value of your vehicle. That helps you to find the ideal resale value for your car.


Diagnosis …
You save very cost-intensive diagnosis programs, due to the performance test, because we check the overall function of the vehicle.


We do an incoming and an out coming measurement on demand. You get a definite output curve of your car: The measurement works with latest computer based technology after DIN 70020.