I have 2 carbon fiber quad diffusers for sale. One is brand new the other is currently installed on the car.
Brand new diffuser:
$120 shipped
*One of the tab is made a little thin so I apply JB weld on it. Now it's strong as steel. The bond is not visible when you install it to the car.
Installed on car diffuser:
$110 shipped
*Absolutely is perfect condition.