Shop G8X M4 Parts
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G2x G8x R1 Carbon Fiber Extensions
Regular price $550.00 USDRegular priceSale price $550.00 USD -
F8X CARBON FIBER MIRRORS CAP - ABS Auto Body
Regular price $339.99 USDRegular price$449.99 USDSale price $339.99 USDSale -
G8X M3/M4 V2 AIR DUCTS FULL CARBON
Regular price $549.99 USDRegular price$1,499.99 USDSale price $549.99 USDSale -
G8X M3/M4 V1 STYLE WITH MESH - ABS Auto Body
Regular price $500.00 USDRegular price$550.00 USDSale price $500.00 USDSale -
G8X M3/M4 V1 STYLE GRILL - ABS Auto Body
Regular price $550.00 USDRegular price$1,049.99 USDSale price $550.00 USDSale -
G8X MP STYLE CARBON FIBER SIDE SKIRTS
Regular price $799.99 USDRegular price$899.99 USDSale price $799.99 USDSale -
G8X M3/M4 V1 STYLE ONE PIECE - ABS Auto Body
Regular price $700.00 USDRegular priceSale price $700.00 USD -
G8X M3/M4 MP STYLE REAR EXTENSIONS
Regular price $499.99 USDRegular priceSale price $499.99 USD -
G8X M3/M4 CARBON FIBER INLETS - ABS Auto Body
Regular price $499.99 USDRegular price$739.99 USDSale price $499.99 USDSale -
G8X M2/M3/M4 FENDER LINER CLEARANCE VENT
Regular price $200.00 USDRegular priceSale price $200.00 USD -
G8X CSL GRILL FULL CARBON FIBER
Regular price $650.00 USDRegular priceSale price $650.00 USD -
CSF BMW G8X M3/M4/M2 High-Performance Auxiliary Radiator - Single Radiator - csf8321
Regular price From $450.00 USDRegular priceSale price From $450.00 USD -
G8X M3/M4 Dry Carbon Mirror Caps
Regular price $350.00 USDRegular priceSale price $350.00 USD -
G8X AIR INTAKE COVER CARBON FIBER
Regular price $450.00 USDRegular priceSale price $450.00 USD -
Mishimoto 2021+ BMW G8X M3/M4/M2 Hot Side Intercooler Charge Pipe Kit
Regular price $682.95 USDRegular price$751.00 USDSale price $682.95 USDSale -
G8x CENTER UPPER TRIM Carbon Fiber
Regular price $495.00 USDRegular priceSale price $495.00 USD -
G8X M3/M4 ST STYLE GRILL - ABS Auto Body
Regular price $459.99 USDRegular price$599.99 USDSale price $459.99 USDSale -
G22/82 V2 HIGH KICK SPOILER - ABS Auto Body
Regular price $220.00 USDRegular priceSale price $220.00 USD -
G8X MP Carbon Fiber Replacement Diffuser
Regular price $450.00 USDRegular price$650.00 USDSale price $450.00 USDSale -
G8X MPERF 3PC CARBON FIBER LIP V3
Regular price $559.99 USDRegular price$1,099.99 USDSale price $559.99 USDSale -
G8X M3/M4 Carbon Fiber Mirror caps
Regular price $289.99 USDRegular priceSale price $289.99 USD -
Goldenwrench G8X S58 BLACKLINE Performance Oil & Coolant Cap Set
Regular price $178.00 USDRegular priceSale price $178.00 USD -

aFe CONTROL Billet Aluminum 12.5mm Wheel Spacers | Toyota GR Supra / BMW G-Series (610-721001-B)
Regular price $107.53 USDRegular price$108.15 USDSale price $107.53 USDSale -
SPL Parts Front Bumpsteer Adjustable Tie Rod Ends - 2022-2025 BMW M4 (G82)
Regular price $376.29 USDRegular price$439.00 USDSale price $376.29 USDSale -
Mishimoto Racing Thermostat and Housing | 2015-2019 BMW M3 and 2015-2019 BMW M4 (MMTS-F80-15)
Regular price $131.72 USDRegular price$154.00 USDSale price $131.72 USDSale -
aFe CONTROL 18mm Wheel Spacers 5x112 | Toyota GR Supra / BMW G-Series (610-721003-B)
Regular price $107.53 USDRegular price$108.15 USDSale price $107.53 USDSale -

aFe Billet Aluminum Wheel Spacers 15mm 5x112 CB66.6 | Toyota GR Supra / BMW G-Series (610-721002-B)
Regular price $107.53 USDRegular price$108.15 USDSale price $107.53 USDSale -
aFe Power Momentum GT Cold Air Intake System | 2021-2023 BMW M3/M4 (50-70083)
Regular price From $638.18 USDRegular price$702.00 USDSale price From $638.18 USDSale -
EBC Racing RP-1 Race Front Brake Pads - BMW / S58 / S63 / G8X / F9X / M2 / M3 / M4 / M5 / M8
Regular price $333.94 USDRegular price$405.83 USDSale price $333.94 USDSale -
AWE Tuning SwitchPath Catback Exhaust for BMW G8X M3/M4 - Chrome Silver Tips (3025-42480)
Regular price $3,095.00 USDRegular price$3,257.89 USDSale price $3,095.00 USDSale -
AST Lowering Springs | 2021-2023 BMW M4 Coupe (ASTLS-21-182)
Regular price $411.77 USDRegular price$480.40 USDSale price $411.77 USDSale -
AST Suspension Adjustable Lowering Springs - BMW G87 M2 / G80 M3 / G82 M4
Regular price $1,029.17 USDRegular price$1,235.00 USDSale price $1,029.17 USDSale -
EBC Racing RP-X Race Front Brake Pads - BMW / S58 / S63 / G8X / F9X / M3 / M4 / M5 / M8
Regular price $345.91 USDRegular price$420.38 USDSale price $345.91 USDSale -
EBC SG 2 Piece Racing Front Rotors | BMW M2/M3/M4 21+ (G80/G82/G87) (SG2F022)
Regular price $1,048.61 USDRegular price$1,274.35 USDSale price $1,048.61 USDSale -
EBC Racing RP-X Race Rear Brake Pads - BMW / G8X M2 / M3 / M4
Regular price $130.47 USDRegular price$158.55 USDSale price $130.47 USDSale -

Akrapovic Octagonal Carbon Design Tail Pipe Set | BMW G87 M2 / G80 M3 / G82 M4 (21+) (TP-CT/69)
Regular price $2,145.91 USDRegular price$2,272.14 USDSale price $2,145.91 USDSale
Upgrade Your BMW G8X M4 with Performance Parts and Enhancements
Enhance your 2021-2023 BMW G8X M4 with our carefully curated collection of aftermarket upgrades. Designed to boost power, improve handling, and elevate style, these parts help you unlock your vehicle’s full potential. Whether for daily driving or track days, find the perfect upgrades to tailor your M4 to your driving goals.
What are the benefits of performance upgrades for the BMW G8X M4?
Performance parts such as exhaust systems, suspension upgrades, and engine tuning components can significantly improve your M4's response, handling, and overall driving experience. These enhancements not only boost power but also refine the vehicle’s aesthetics and sound, making every drive more exciting.
- Increased horsepower and torque for better acceleration
- Sharper handling and improved cornering stability
- Enhanced exhaust note for a more aggressive sound
- Seamless fitment tailored for your G8X M4
How do I choose the right upgrades for my G8X M4?
Selecting the appropriate parts depends on your specific driving style and goals. Consider your priorities—whether it's maximizing horsepower, improving handling, or aesthetic upgrades—and ensure compatibility with your vehicle’s model year. Our collection offers a range of options designed to work seamlessly with your G8X M4 for reliable performance gains.
What should I know before installing G8X M4 upgrades?
Proper installation and supporting modifications are key to achieving optimal results. Upgrades like suspension kits or engine tuning may require additional components such as software calibration or cooling enhancements. Shop with FastHemis for expert advice and quality parts that ensure your BMW G8X M4 performs at its best after upgrades.




















