Explore CarBahn’s performance upgrades for the BMW G90 M5—engineered by Steve Dinan. Start with our plug-and-play Performance Controller (Stage 1 or Stage 2 Power Package) and build a reliable, repeatable power foundation.
Plug-and-play power engineered by Steve Dinan. No ECU flash, fully reversible, daily-driver smooth.
Choose your Stage. Stage 2 includes the required Power Package (Heat Exchanger + Filters) for sustained performance.
Plug-and-play tuning. No ECU flash. App-enabled maps.
Controller + Heat Exchanger + High-Flow Filters for sustained gains.
The newest M5 delivers incredible power, but its hybrid weight demands more control. Upgrade the chassis with CarBahn suspension components engineered to make the G90 and G99 M5 feel flatter, sharper, and more confidence-inspiring.
The complete chassis upgrade for the BMW G90 Sedan and G99 Touring M5. This system combines coilovers, sway bars, end links, monoballs, toe links, and accessories into one engineered package designed to transform the way the M5 handles.
Height adjustable suspension designed to keep the heavy M5 planted, responsive, and composed at speed.
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Adjustable front and rear sway bars reduce body roll and help balance the added weight of the hybrid M5 chassis.
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Heavy-duty adjustable end links help eliminate sway bar preload and provide greater strength than the factory components.
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Reduce bushing deflection for sharper steering response, improved feedback, and more consistent suspension geometry.
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Improve rear suspension stability and alignment control under hard acceleration, braking, and cornering loads.
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A complete cat-back stainless steel exhaust system for the new G9X M5, engineered to bring out a deeper, more purposeful tone without sacrificing everyday drivability. By retaining the OEM catalyst and electronic valve control, it stays mellow during normal cruising and opens up with a more aggressive note under throttle.
Complete cat-back construction with OEM valve integration, refined street manners, and a stronger performance character when the valves open at wide-open throttle.
G90 M5 Exhaust Sound Clip
Listen to the CarBahn G90 M5 exhaust note and hear the balance of refined cruising tone and aggressive wide-open-throttle character.
Add discreet protection for exposed coolers and radiators without compromising the G90/G99’s factory look. Precision-fit mesh inserts help block road debris while preserving airflow—engineered for daily use and back-to-back pulls.
Debris protection • High airflow
Stealth black mesh
Bring a finished, motorsport-grade look to the S68 engine bay with a precision-made carbon cover. Built from high-quality carbon fiber with a 2×2 twill weave foundation, an inlaid Carbon Mosaic texture, and crisp beveled stripe detailing that pops under the hood.
BMW G90 & G99 • S68
19 in (W) × 22 in (H)
Fine-tune your stance with precision-machined, hub-centric spacers that push the wheels outward for a more aggressive fitment and flush alignment with the fenders. Available in 5 mm and 12 mm sizes for subtle or bold track width adjustments—while maintaining OEM balance and safety.
Keep your airflow in check: refresh with our maintenance high-flow filters for stock airboxes, or step up to the carbon fiber Cold Air Intake to upgrade the airbox lids and feed cooler, less restrictive air for repeatable performance.
Explore every upgrade engineered to push the G90 Sedan & G99 M5 Touring further—power, control, and precision from the team that speaks speed.
Engine Oil Cooler
Stainless Steel Brake Lines
Heat Exchanger
Show your speed. Shop official CarBahn gear and accessories.
Keep your performance car looking as sharp as it drives.
Performance engineered—and protected.
