MMX MINI F56 3-Piece Complete Underbody Chassis Brace Kit - Billet T-6061 Aluminium, Gloss Black - Fits Cooper, Cooper S & JCW (2014+) - Improves Rigidity & Exhaust Clearance
MMX MINI F56 3-Piece Complete Underbody Chassis Brace Kit - Billet T-6061 Aluminium, Gloss Black - Fits Cooper, Cooper S & JCW (2014+) - Improves Rigidity & Exhaust Clearance
MMX MINI F56 3-Piece Complete Underbody Chassis Brace Kit - Billet T-6061 Aluminium, Gloss Black - Fits Cooper, Cooper S & JCW (2014+) - Improves Rigidity & Exhaust Clearance
MMX MINI F56 3-Piece Complete Underbody Chassis Brace Kit - Billet T-6061 Aluminium, Gloss Black - Fits Cooper, Cooper S & JCW (2014+) - Improves Rigidity & Exhaust Clearance
MMX MINI F56 3-Piece Complete Underbody Chassis Brace Kit - Billet T-6061 Aluminium, Gloss Black - Fits Cooper, Cooper S & JCW (2014+) - Improves Rigidity & Exhaust Clearance
MMX MINI F56 3-Piece Complete Underbody Chassis Brace Kit - Billet T-6061 Aluminium, Gloss Black - Fits Cooper, Cooper S & JCW (2014+) - Improves Rigidity & Exhaust Clearance
  • Load image into Gallery viewer, MMX MINI F56 3-Piece Complete Underbody Chassis Brace Kit - Billet T-6061 Aluminium, Gloss Black - Fits Cooper, Cooper S & JCW (2014+) - Improves Rigidity & Exhaust Clearance
  • Load image into Gallery viewer, MMX MINI F56 3-Piece Complete Underbody Chassis Brace Kit - Billet T-6061 Aluminium, Gloss Black - Fits Cooper, Cooper S & JCW (2014+) - Improves Rigidity & Exhaust Clearance
  • Load image into Gallery viewer, MMX MINI F56 3-Piece Complete Underbody Chassis Brace Kit - Billet T-6061 Aluminium, Gloss Black - Fits Cooper, Cooper S & JCW (2014+) - Improves Rigidity & Exhaust Clearance
  • Load image into Gallery viewer, MMX MINI F56 3-Piece Complete Underbody Chassis Brace Kit - Billet T-6061 Aluminium, Gloss Black - Fits Cooper, Cooper S & JCW (2014+) - Improves Rigidity & Exhaust Clearance
  • Load image into Gallery viewer, MMX MINI F56 3-Piece Complete Underbody Chassis Brace Kit - Billet T-6061 Aluminium, Gloss Black - Fits Cooper, Cooper S & JCW (2014+) - Improves Rigidity & Exhaust Clearance
  • Load image into Gallery viewer, MMX MINI F56 3-Piece Complete Underbody Chassis Brace Kit - Billet T-6061 Aluminium, Gloss Black - Fits Cooper, Cooper S & JCW (2014+) - Improves Rigidity & Exhaust Clearance

MMX MINI F56 3-Piece Complete Underbody Chassis Brace Kit - Billet T-6061 Aluminium, Gloss Black - Fits Cooper, Cooper S & JCW (2014+) - Improves Rigidity & Exhaust Clearance

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Heads-up on cancellations & returns: if you cancel an order or return an item, you won't get back 100% of what you paid. We apply a 10% restocking fee, the outbound shipping is non-refundable, and we have to pass on Shopify / PayPal payment processing fees; these aren't returned to us when we refund you. International orders also lose on exchange-rate spread in both directions. If the original packaging is damaged or missing, a reboxing charge applies. For international orders specifically, if you refuse to pay our shipping invoice or supply a prepaid label after placing the order, the same deductions apply. We're upfront about this — please be sure of your purchase before ordering.

MINI F56 3-piece Complete Underbody Chassis Brace Set by MMX

Transform the way your MINI F56 drives with the MMX 3-piece complete underbody chassis brace set. This high quality MINI F56 chassis brace kit replaces the factory steel braces with precision CNC machined billet T-6061 aluminium components, finished in a durable gloss black anodised coating. Designed to increase structural rigidity, improve exhaust clearance and deliver ultimate strength, this underbody brace kit is a proven handling upgrade for fast road and track use on MINI Cooper, Cooper S and John Cooper Works models.

If you are searching for a MINI F56 underbody brace, MINI F56 chassis brace, subframe brace, lower chassis brace, tunnel brace or complete underbody bracing kit, this MMX set delivers the stiffness, stability and confidence you want without unnecessary weight. It replaces the OE steel units with lighter, stronger billet aluminium parts for a tighter, more composed feel.

Why choose the MMX underbody brace set

  • Billet T-6061 aluminium construction for strength and reduced weight compared to OE steel
  • Gloss black anodised finish for a premium look and long term corrosion resistance
  • Increases chassis rigidity to enhance steering precision and cornering stability
  • Provides improved exhaust clearance
  • Ideal for fast road and track day driving
  • Supplied with new installation hardware for a straightforward bolt on fit

What is included

  • Three MMX underbody chassis braces
  • Complete set of new installation hardware

This package is the complete 3 piece set. Each brace can also be purchased separately if required.

Compatibility

  • MINI F56 Cooper 2014+
  • MINI F56 Cooper S 2014+
  • MINI F56 John Cooper Works JCW 2015+

Real world results

We have fitted and used this MMX MINI F56 underbody brace set and customer feedback has been consistently positive. Expect a more planted front end, more predictable handling and a noticeable improvement in overall chassis feel on road and track.

Fitting and support

Professional installation is recommended. Nforcd offers in house fitting at our Warwickshire facility. For a fitted price or to book an appointment, email Sales@nforcd.com and our team will be happy to help.

Popular search terms

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