Performance M
H&R Performance Anti-Roll / Sway Bar Kit for BMW M4 F82 Coupe & F83 Cabrio (2014+) - Front 30mm 2-Way Adjustable, Rear 25mm - TUV Approved
H&R Performance Anti-Roll / Sway Bar Kit for BMW M4 F82 Coupe & F83 Cabrio (2014+) - Front 30mm 2-Way Adjustable, Rear 25mm - TUV Approved
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.
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Roll control upgrade for BMW M4 F82 Coupe and F83 Convertible 2014 onwards
Transform the way your M4 corners with this German-engineered roll control package. Designed as a direct-fit handling upgrade for the F82 and F83, it increases roll stiffness for flatter, faster direction changes and a more composed chassis on fast road and track. Expect quicker responses, improved mid-corner stability and a more neutral balance that inspires confidence on every B-road blast and circuit session.
Why enthusiasts choose this M4 chassis upgrade
- Significant reduction in body lean for cleaner, more predictable cornering
- Crisper turn-in and improved steering accuracy that makes the car feel lighter on its feet
- More balanced behaviour that helps curb push at the front and tail-happy moments at the rear
- Front bar with two-position adjustment so you can fine-tune the car for fast road or track days
- Built to last with premium materials and certified to rigorous German standards
Technical details
- Front bar diameter: 30 mm. Two-position adjustable
- Rear bar diameter: 25 mm. Fixed rate
- High-strength spring steel. One-piece construction for maximum integrity
- Cold-formed then heat-treated for durability and consistent performance
- Made in Germany. TÜV approved
Fitment
- BMW M4 F82 Coupe. 2014 onwards
- BMW M4 F83 Cabriolet. 2014 onwards
Real-world results
Installed and tested by MJ Modifications, this upgrade delivers a noticeable jump in grip and composure without ruining ride quality. Our customers consistently report flatter cornering, stronger front-end bite and a more planted rear, with lap time and fast-road confidence both improving.
Engineered quality
Manufactured in-house in Germany with strict quality control, each bar is formed from a single piece to eliminate weak points. Precision cold forming enhances strength and surface finish, while heat treatment locks in performance under repeated high loads. TÜV approval adds peace of mind for road use.
Perfect for
- BMW M4 F82 F83 handling upgrade
- Fast road setup and track day preparation
- Owners seeking sharper responses without compromising everyday usability
Common search terms
BMW M4 F82 roll control kit, M4 F83 chassis upgrade, M4 cornering upgrade, BMW M4 roll stiffness bars, M4 handling pack, F82 stabiliser upgrade, F83 handling kit, BMW M4 track day suspension tweak, M4 roll reduction bars, M4 suspension tuning, F8x roll kit, BMW M4 performance bars, F82 F83 road and track setup.
Professional fitting
Want it installed correctly first time? Book expert fitting with MJ Modifications in Warwickshire. Request a quote at info@mjmodifications.co.uk.
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