leading to poor performance and difficulty in gear shifting

Horsepower Rating: 1

it lets you adjust front-to-rear brake bias from the cockpit during competition

Top Speed Limiter Removal: For track or off-road setups without restrictions

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BMW S63 Billet Intake Manifolds for F1X M5 M6 640ix leading to poor performance andThe RK Autowerks S63 Billet Port Injection Intake Manifold for F1X M5 and M6 models is engineered for high performance BMW builds that require integrated port injection capability. Machined in house on 4 axis CNC mill and developed using advanced 3D laser scanning and rapid prototyping, this billet manifold delivers superior fitment, durability, and performance potential for turbocharged S63 applications. Constructed from high grade billet aluminum,