The new benchmark puts the YU7 GT ahead of the Audi RS Q8 Performance
Pricing starts at €1,000,000 before personalisation options are added.
The 3.0-litre twin-turbocharged straight-six, delivers 473 hp (353 kW) and 550 Nm (406 lb-ft) exclusively to the rear wheels.
The proportions are pure grand tourer, blending classic Alpina styling cues with a more modern luxury-focused identity.
Developing one of these bespoke projects typically takes around two years from concept to completion.
They are also preparing a stripped-out Pikes Peak specification complete with a high-downforce aerodynamic package.
Power comes from a front-mounted electric motor producing 223 hp (166 kW).
HWA is now giving a small group of customers the chance to own something extremely close to it for private track use.
A total of 1,545 Hilux models assembled at the event, surpassing the previous record of 1,440.
It is a genuine one-of-one creation from Pagani Automobili.