This is a made-to-order product, meaning we do not keep these in stock. Once you place your order, we will begin the manufacturing process and will take 4-6 weeks to complete your order and ship to you. All made-to-order products are NOT REFUNDABLE once production is under way.

Introducing the Kies Carbon BMW i8 performance inspired carbon fiber aero rear diffuser for the 2014 BMW i8 sports car.

These are installed snug right below the stock bumper and adds a very aggressive stance to your BMW!

Doesn't matter if these are your first carbon upgrade, or if this is the last upgrade you need to complete your build, this rear diffuser will be sure to please any enthusiast and will definitely turn heads as your roll down the streets.

When you shop with Kies Motorsports, you can buy with confidence that you will be getting a top notch product backed by incredible customer service and a money back guaranty.

We stand behind our manufacturer, our products, and our QC process to ensure that you are getting a spectacular hand-made product that looks great and fits great.