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providing exceptional braking performance
You can retain the factory electronic diverter valve
acting as a straight swap with the standard items
BMW G21 M340i Touring (2019-2022)
MMX Billet Subframe Inserts For BMW F2X & F3X Vehicles M2 (G87) EXHAUSTS providing exceptional braking performanceThe MMX Billet Subframe Insert Kit is a precision engineered solution designed to improve handling and stability on F Series BMWs (F2X & F3X). By filling the voids in the OEM rubber rear subframe mounts, these billet aluminium inserts limit unwanted movement, helping to maintain correct suspension geometry and deliver sharper, more predictable dynamics. Under load, BMWs stock rubber subframe mounts flex, making the rear feel loose and vague,
US$ 449.50
US$ 185.00
US$ 227.50
