Stage 1 • Performance Controller
F90 M5 — Stage 1 Performance Controller
Plug-and-play power. No ECU unlock.
CarBahn Apparel & Merch
Show your speed. Shop official CarBahn gear and accessories.
BMW F90 M5 UPGRADES & MODS
Explore CarBahn’s high-performance upgrades for the BMW F90 M5—engineered by Steve Dinan. From plug-and-play Performance Controllers to full Power Packages with cooling and filtration, every product is built for precision, repeatable performance, and reliability worthy of a daily-driven super-sedan.
POWER & TUNING
Select your F90 Year, Stage, and Performance Tuning Method. Performance Controllers cover Stage 1–2 for quick installs. Stage 2–3 Software Power Packages include all supporting hardware for sustained, reliable performance.
Step 1 — Select F90 M5 Year
Step 2 — Choose Tuning Stage
Step 3 — Choose Tuning Method
Stage 2 — Included Components
- Performance Controller Power Package: Heat Exchanger + High-Flow Filters + Performance Controller
- Software Power Package: Heat Exchanger + High-Flow Filters + MAP Sensors + Stage 2 Software
Stage 3 is not available with the Performance Controller. Select ECU Software to continue.
Stage 3 — Included Components
- Everything in Stage 2 Software Power Package
- + High-Efficiency Intercooler
Selected Upgrade
Stage 2 • Performance Controller Power Package
F90 M5 — Stage 2 Performance Controller Power Package
Includes Heat Exchanger + High-Flow Filters + Performance Controller.
Stage 1 • ECU Software
F90 M5 — Stage 1 Software (2018–2020)
Bench unlock • Dealer install.
Stage 1 • ECU Software
F90 M5 — Stage 1 Software (2021–2023)
FEMTO unlock • Dealer install.
Stage 2 • Software Power Package
F90 M5 — Stage 2 Software Power Package (2018–2020)
Filters + Heat Exchanger + MAP Sensors + Stage 2 Software.
Stage 2 • Software Power Package
F90 M5 — Stage 2 Software Power Package (2021–2023)
Filters + Heat Exchanger + MAP Sensors + Stage 2 Software.
Stage 3 • Software Power Package
F90 M5 — Stage 3 Software Power Package (2018–2020)
Stage 2 kit + High-Efficiency Intercooler.
Stage 3 • Software Power Package
F90 M5 — Stage 3 Software Power Package (2021–2023)
Stage 2 kit + High-Efficiency Intercooler.
F90 M5 — Suspension & Chassis
Handle Better. Control Every Corner.
Put the F90’s power to the pavement with CarBahn chassis upgrades—engineered under Steve Dinan’s direction for sharper turn-in, flatter cornering, and high-speed stability without sacrificing daily comfort.
Shop Individual F90 M5 Suspension Upgrades
F90 M5 Coil-Over Kit
Ride-height and damping adjustability to fine-tune balance, response, and stance for street or track.
$1,495
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F90 M5 Monoballs
Eliminate rubber bushing deflection for precise steering feel and consistent alignment under load.
$495
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F90 M5 Rear Toe Links
Lock in rear toe under acceleration and braking to reduce squirm and keep the car planted.
$995
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F90 M5 5-Point Adjustable Sway Bar Kit
Increase roll stiffness and dial in balance. Pair with end links to eliminate preload and noise.
$1,295
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F90 M5 Strut Brace Set
Stiffen the chassis and sharpen steering response with lightweight, high-strength bracing.
$695
View ProductEXHAUST SYSTEMS — F90 M5
Elevate tone, reduce backpressure, and let the S63 breathe. Choose between our value-packed Stainless system or the ultra-light Titanium for a sharper note and serious weight savings—both developed to be daily-driveable with CarBahn’s signature refinement.
Stainless Steel Exhaust
$2,595
304 stainless construction, rich refined tone, durable for all-weather use—our best value upgrade.
Shop Stainless
Titanium Exhaust
$3,995
Motorsport-grade titanium for significant weight savings and a crisper, more exotic top-end sound.
Shop Titanium
AIRFLOW: FILTERS & COLD AIR INTAKE — F90 M5
Keep your airflow in check: refresh with our maintenance high-flow filters for the 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.
CARBON FIBER AERO & BODY — F90 M5
Build a complete CarBahn aero package—from front splitter to rear diffuser. Every piece is engineered for factory-grade fit, high-gloss carbon finish, and track-tested stability, so your F90 looks sharper and stays planted at speed.
Front Aero • 2021-2023
Gloss Carbon Front Splitter | BMW F90 M5 (2021-2023)
High-gloss carbon splitter with OE-grade fitment. Adds front-end bite and visual stance.
Front Aero • 2018-2023
Gloss Carbon Front Splitter | BMW F90 M5 (2017-2019)
High-gloss carbon splitter with OE-grade fitment. Adds front-end bite and visual stance.
Rear Aero
Gloss Carbon Rear Spoiler | BMW M5 & M550i
Clean, purposeful profile for rear stability and a factory-plus finish.
Side Detail • Pre-LCI
Carbon Front Fender Side Vent Stick on Covers | BMW F90 M5 (2018-2020)
Pre-LCI fender vents in gloss carbon to complete the side profile.
Front Grille • LCI
Gloss Carbon Fiber Front Grille | BMW F90 M5 (2021-2023)
LCI gloss-carbon grille—signature CarBahn look with OE-style clips and fit.
Rear Diffuser/Splitters
Gloss Carbon Fiber Rear Bumper Splitter Set | BMW F90 M5 (2017-2019)
Add visual width and stabilize air exiting underbody flow.
Under-Hood • Center
Carbon Fiber Engine Cover | M5/M8
Carbon centerpiece for the S63 bay—show-ready finish with precise fitment.
Under-Hood • Side Covers
Carbon Fiber Engine Side Covers | BMW F9X M5/M8
Pair with the center cover for a complete carbon engine bay aesthetic.
Browse More F90 M5 Upgrades
Everything for your F90—power, cooling, control, and daily-drive reliability engineered by CarBahn.
F90 M5 Suspension & Chassis
Brake Lines & Spacers
Exhausts & Accessories
Cooling
S63 Engines
S63 Ignition Coils
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Car Care Essentials
Keep your performance car looking as sharp as it drives.
CarBahn Warranty Coverage
Performance engineered—and protected.