Level 1 tune consists of a specialist engine ECU remap, designed for a near standard Jaguar or Land Rover supercharged product. This can be done: In house £300 Or remotely (globally) using a special tooling we supply you £595. All vehicles receive the same tried and tested tune relevant to your engine. We have seen gains of up to 59bhp / 60ps. Each vehicle power gains differ depending on many factors including (but not limited to): - What dyno is used for testing - Ambient air temperature - Engine temperature - Fuel quality and rating - Any underlying faults with the vehicle - If any other modifications have been carried out - Engine and drivetrain condition - The power rating of the engine from factory. - But each vehicle receives the same tried and tested tune relevant to your engine. 4.2 supercharged engine: gains upto 35 bhp / 35ps 5.0 supercharged engine gains upto 55bhp / 54ps