Carbon Fiber Rear Diffuser - Ferrari 458 Italia/Spider tensioner Your cars computer opens and

Your cars computer opens and closes the valves automatically

Unleash the Ferrari V8 inside your Quattroporte

Fits all Porsche 987 Boxster/Cayman vehicles worldwide (2005-2008)

Fits the Ferrari 488 Spider and the 488 Pista Spider

They will flow 90% to 92% of a straight pipe and will make more power guaranteed than a cat bypass pipes

Carbon Fiber Rear Diffuser - Ferrari 458 Italia/Spider tensioner Your cars computer opens andFits the Ferrari 458 Italia and Spider 2010+ The 458 Italia & Spider Carbon Fiber Rear Diffuser This item is constructed as replacement part and is designed to install in the factory location with no need for modification. All of Fabspeed's Carbon Fiber Products are designed to be replacement components. No core or exchanges are required, allowing you to retain the original components of your vehicle as part of the investment.