Before making promises about collection, coordinate the inspection, paperwork, seller release and transport. Give each part of the purchase its own check.
A shaped panel under the rear of the car that accelerates airflow exiting from beneath the chassis, lowering pressure under the car and generating downforce. Pairs with a front splitter to create end-to-end balance. Properly designed diffusers can add 100+ kg of downforce at 200 km/h on time attack vehicles.
