For the enthusiast looking for a more refined aesthetic and aerodynamic design.
Our M Performance carbon fiber rear diffuser features a gloss carbon finish that captivates a modern aesthetic on your BMW F32 / F33 / F36 4 Series for a signature and dynamic appearance on every occasion.
Our carbon rear diffuser is made with the best material to withhold against road debris and sun damage as best as possible. This diffuser features a 2x2 weave & is coated with a UV protectant clear coat to retain its look from the moment you get it and prevent it from fading! Installation is an easy bolt-on application process, however professional installation by a body shop is recommended. Stand out from the crowd with this M Performance carbon fiber rear diffuser.
- Fitment Guarantee
- Made 100% from Pre-Peg Vacuumed Dry Carbon Fiber
- 2x2 Carbon Fiber Weave
- Glossy UV Protectant Clear Coat
- Bolt-on screws are provided for installation
- 2014-2020 F32/F33/F36 BMW 4 Series (M Sport Bumper Only)
Our goal is to get our parts into your hands as soon as possible. 1/2 of our products (i.e. carbon fiber mirror caps, start buttons, spoilers, etc.) ship via USPS, from our in-house fulfillment center in San Jose, California, and will arrive in 2-5 business days. 1/2 of our other carbon fiber products are custom made to order, to assure the best product quality throughout the entire process, from when you order it, up until after you receive your Bimmer Plug mod. Once you've placed your order you will receive a confirmation email that your order is being processed.
Please allow 2 business days for processing and the tracking number to update on our site for in-house orders. Custom made carbon fiber products will require an extended processing time from 3-10 days, with an additional 5-7 day shipping speed. Please feel free to contact us for any inquiries in regards to specific product shipping information.
Once you have received your order from the delivery date, you will have 7 days from that period to return the product. We will also inspect the product to make sure there's no damages or any other defects. Depending on the product there could be a restocking fee. Customer pays for the return shipping and a refund credit will be issued minus the shipping charge that was first given. All products which are approved for return are for store credit only. Returns are only eligible on the occasion if you received the incorrect/damaged item from what you ordered. There is no return for any parts that have been used, modified, painted, or installed. To be eligible for a return, your item must be in the same condition that you received it, unworn or unused, with tags, and in its original packaging. You’ll also need the receipt or proof of purchase.
To start a return, please contact us at firstname.lastname@example.org. If your return is accepted, we’ll send you a return shipping label, as well as instructions on how and where to send your package. Items sent back to us without first requesting a return will not be accepted.
Cancelling Your Order
If you would like to cancel an order after it has been placed, please note, if you cancel the order in within 1 hour of ordering, you will be given a refund. If the order has left our location / have been processed, you have to wait for the order to be shipped to you, then you the buyer is RESPONSIBLE for paying for the return shipping. If the item has not shipped yet and it has been over 1 hour since you've ordered, you will have to pay a 25% restocking fee if you'd like to cancel for a refund. Once we receive the package we will inspect the order and then we will issue the refund credit minus the shipping cost. Depending on the product there could be a restocking fee.
Damages and issues
Please inspect your order upon reception and contact us immediately if the item is defective, damaged or if you receive the wrong item, so that we can evaluate the issue and make it right.
The fastest way to ensure you get what you want is to email us to return the item you have, and once the return is accepted, make a separate purchase for the new item, so you do not have to wait until your shipment has arrived, for your exchange product to process and ship out.
We will notify you once we’ve received and inspected your return, and let you know if the refund was approved or not. If approved, you’ll be automatically refunded on your original payment method. Please remember it can take some time for your bank or credit card company to process and post the refund too.