Ragazzon also makes an interesting one that should work with the JCW/MCS.
Improve the performance of your F56 Mini Cooper S and give it a unique, throaty sound with the Evo Line Series Exhaust System from Ragazzon TopLine.
The Evo Line Series is the ultimate exhaust system Ragazzon offers. The Evo Line is a statement to Ragazzon’s experience and expertise by highlighting their attention for details, easily seen in the quality of the materials, in their craftsmanship and their mirror-finished products.
The Evo Line gives your car the right sporty look with the unmistakable Ragazzon sound. Constructed from AISI 304 Stainless Steel, Ragazzon has used the highest quality material, inside and out, to produce high performance products. The Evo Line lowers the back pressure in your exhaust system which leads to increased engine power, and reduces fuel consumption.
Features:
Made in Italy
Stainless Steel AISI 304 Construction
Sport Tuned Sound
Features Vacuum Operated Valves on the mufflers that can open to create a deeper more aggressive sound
Includes a remote control to operate the Vacuum Operated Valves
Dual 90mm Polished Tips
Includes adapters to connect the muffler pipes to the stock center section
Provides additional performance over the restrictive factory design
Please note: The original pipe must be cut in order to fit this system.
http://mc.madnessautoworks.com/shop...uct/search&keyword=f+56+exhaust&category_id=0