BMW F80 M3, F82 M4 & F87 M2 Competition S55 Decat Downpipes Ceramic Coated

Enhance the performance of your BMW's S55 engine with the SLN Ceramic Coated Decat Downpipes, designed specifically for the M2 Competition F87, M3 F80, and M4 F82 models. These downpipes feature a 3.5-inch diameter, providing a significant power gain, faster turbo spool-up, and improved throttle response.

Key Features:

• These are the largest bore downpipes on the market for those wanting the very most performance 
• Ceramic Coating to reduce engine bay temperatures 
• Significant power gain
• Faster spool up and better throttle response
• Flow-optimised smooth transition design
• Increasing the life of the turbos
• Reducing under hood temperature
• 100% bolt-on installation
• 100% TIG welded
• OEM-spec 304 SS flanges
• All brackets and mounts as on OEM unit
• LHD/RHD Compliant

Compatible Vehicles:

• 2015 – 2018 F80/F82/F83 BMW M3 & M4
• 2018+ F82 BMW M2 Competition (S55 Only)

Upgrade your BMW's exhaust system with SLN's ceramic coated decat downpipes to experience enhanced performance and a more aggressive exhaust note.

An ECU tune will be required to fit these downpipes. Please work with your tuner to ensure the correct ECU calibrations are carried out 

The use of de-cats, sports cats are for off road/motorsport use only. Using these parts would inhibit your vehicle from passing a MOT test

Only EC type-approved components are legal and fit for road use

Unless explicitly stated otherwise, all products sold by R44 Performance Limited are designated RACE ONLY and are solely for competition or off-road use limited to racing formally sanctioned by a recognized racing organization. Any other use, including recreational off-road use, may violate local, state, and Federal laws. R44 Performance Limited does not implicitly or explicitly confirm the legality of using any products it sells on public roads; that is entirely the responsibility of the consumer.

It is the responsibility of the customer to check with all federal, state local and environmental laws before ordering and installing a product. R44 Performance Limited is not responsible for any fees, fines or costs that a customer may incur as a result of failing to check with federal, state, local or environmental laws before ordering and installing a product.

We get a large number of custom orders and requests everyday, so as a result it is not always possible for us to keep every item in stock at all times in our warehouse. If you require the item urgently please contact our sales team here to check the stock before you make your purchase.

We totally understand if you're not certain a part will be compatible with your car, so we highly recommend contacting us here with your query. Our friendly sales team will then be in touch to confirm if this part is the correct part you are looking for.

All in stock products ship the same day if ordered before 2pm GMT

For out of stock items we will contact you with an estimated wait time if not otherwise specified above.

We offer worldwide shipping on all products. If upon receiving your product you wish to return; we offer a 30-day returns policy. For our in-depth returns information please follow the link. "R44 Returns Policy

All of our products come with a standard warranty of 1-3 years. This is dependant on the type of product however. For more details please see our warranty page here.