Only 50 will be built, each with a £5 million price tag and a left-hand drive configuration.
RM Sotheby’s estimates the car will sell for between $4.7 million and $7 million.
The project required a complete strip-down of the car and a full rebuild of the naturally aspirated V10.
The Light Package was created in response to demand from X6 G06 LCI owners looking for a subtle, modern way to personalise the updated model.
The American marque has smashed the record with a 1:22.30 lap.
Production is limited to just 90 examples worldwide.
Exactly which engine will power these revived models has yet to be finalised.
The P Zero Trofeo RS is their most aggressive road-legal track tyre.
Multiple industry sources say the EU is preparing to shift its own rulebook.
If the demand is strong enough, they could rethink their stance.