BMW S63M Sports Cat Downpipes (F90 M5 & F91, F92, F93 M8)

Description

Turbocharged vehicles love a free flowing exhaust. SLN Performance Downpipes are designed to have the best possible flow without any permanent modification to the engine or chassis and even makes use of the factory exhaust hanger. Countless hours were spent designing and testing the downpipes to ensure OEM fit and finish.

Downpipes Specification

• Significant power gain
• Faster spool up and better throttle response
• Increasing the life of the turbocharger
• Reducing under hood temperature
• Adds a very nice tone to the exhaust
• 100% bolt-on installation
• 100% TIG welded
• Highest quality 2.0mm wall 304 stainless steel
• OEM-spec bottom ball flanges
• All brackets and mounts as on OEM unit
• Sports Cat

Compatibility

• 2018 – 2021 F90 BMW M5 S63M (Including Competition Models)
• 2020+ F91, F92, F93 BMW M8 Coupe, Convertible & Gran Coupe (Including Competition Models)

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

Alternatively, consider a CAN MIL delete module to fix engine error codes.

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.