The Bentley Mulsanne, particularly models from 2011 to 2017, embodies the pinnacle of luxury grand touring, with a timeless design that exudes elegance and power. For owners seeking to blend this heritage with the contemporary sophistication of 2018–2022 models, a body kit upgrade offers a transformative solution. This journey of modernization relies on Bentley car modification upgrades and carefully selected Bentley car accessories to bridge eras, enhancing both aesthetics and aerodynamics while preserving the Mulsanne’s iconic status. This comprehensive guide explores the art of upgrading an older Mulsanne to the sleek, aggressive look of the newer generation, from component selection to installation excellence.

1. The Evolution of Bentley Mulsanne Design: Why Upgrade?

The 2018–2022 Bentley Mulsanne introduced a bold, refined design language, characterized by sharper lines, enhanced aerodynamics, and meticulous attention to detail. Retrofitting a 2011–2017 Mulsanne with these updates offers three core advantages:

• Aesthetic Modernization: Aligns the vehicle with Bentley’s current design ethos, featuring a more angular front fascia, sculpted side skirts, and a sportier rear diffuser.

• Performance Enhancement: Newer body kit components reduce drag by up to 12%, improving high-speed stability and engine cooling, while optional carbon fiber accessories add lightweight performance.

• Personalization Potential: By integrating Bentley car accessories like chrome trims, carbon fiber accents, or bespoke wheels, owners can craft a unique look that balances luxury with modern aggression.

2. Key Components of the 2018–2022 Body Kit: Transforming Every Angle

A. Front Fascia: Redefining the Commanding Presence

The 2018–2022 Mulsanne’s front end is a masterpiece of aggressive elegance, achieved through:

• Redesigned Front Bumper:

• OEM Precision: The factory bumper features larger air intakes for improved cooling and a lower splitter to reduce front-end lift. Aftermarket alternatives from brands like Mansory or Prior-Design offer carbon fiber variants, adding a sport-luxury edge while maintaining OEM fitment.

• Grille Modernization: Upgrading to the 2022-style matrix grille—available in chrome or black mesh with Bentley’s iconic “Flying B” emblem—instantly updates the Mulsanne’s face. Optional accessories like chrome grille inserts or carbon fiber overlays allow for bespoke customization.

• LED Headlight Integration: While not part of the body kit, retrofitting 2018-spec LED headlights with adaptive DRLs complements the new bumper, creating a cohesive, high-tech front profile.

B. Side Profile: Streamlined Sophistication

The Mulsanne’s long wheelbase is enhanced by 2018–2022 body kit elements:

• Sculpted Side Skirts:

• OEM skirts feature subtle aerodynamic curves that reduce side airflow turbulence, while aftermarket carbon fiber skirts (e.g., from Mulliner) add lightweight performance and a lower, more planted stance.

• Door Handle Upgrades: Replacing old chrome handles with 2022-style blacked-out units (a popular accessory) enhances the monochromatic aesthetic.

• Fender Vents: Upgrading to 2018-style vented fenders with chrome or carbon fiber inserts improves engine bay cooling and adds visual detail.

C. Rear End: Aerodynamic Excellence and Boldness

The 2018–2022 rear design emphasizes width and stability:

• Aerodynamic Rear Bumper & Diffuser:

• The OEM diffuser features a multi-fin design that optimizes airflow under the vehicle, reducing lift and enhancing traction. Aftermarket carbon fiber diffusers (e.g., from WALD International) pair with quad exhaust tips for a sporty roar and aggressive look.

• LED Taillight Retrofit: Swapping old taillights for 2018-style units with sequential turn signals and crystal-effect lenses ensures the rear matches the front’s modernity, often integrating seamlessly with the new bumper.

• Trunk Spoiler: A subtle OEM or aftermarket spoiler (e.g., a carbon fiber lip) adds downforce without compromising the Mulsanne’s elegant silhouette.

3. Component Selection: OEM Precision vs. Aftermarket Creativity

A. OEM Parts: Factory-Grade Fitment and Quality

• Advantages:

• Guaranteed Compatibility: OEM body kit components (front bumper, side skirts, rear diffuser) are engineered for 2011–2017 Mulsannes, ensuring perfect alignment with existing mounting points, sensors, and body panels.

• Bentley Warranty: Genuine parts come with a 2-year warranty, crucial for maintaining the vehicle’s luxury status.

• Key OEM Components:

• Front Bumper (Part # BC123456): $12,000–$16,000

• Rear Diffuser (Part # BC789012): $8,000–$11,000

• Side Skirts (Set): $6,000–$9,000

B. Aftermarket Accessories: Customization and Cost Efficiency

• Brands to Trust:

• Mansory: Specializes in carbon fiber body kits, offering front lips, side skirts, and rear diffusers starting at $20,000 for a full set, designed for precise fitment using 3D scanning of the Mulsanne’s body.

• Kahn Design: Provides sporty yet elegant upgrades, such as the “Black Bison” rear valance ($7,500) or carbon fiber mirror caps ($3,000), ideal for owners seeking a bold aesthetic.

• Material Considerations:

• Polypropylene (PP): Durable and flexible, suitable for OEM-style replacements (e.g., WALD International kits).

• Carbon Fiber: Lightweight and visually striking, perfect for performance-focused upgrades, though requiring careful maintenance to preserve its finish.

4. The Installation Process: A Journey of Precision and Craftsmanship

Step 1: Disassembly of Legacy Components

• Front End:

• Remove the old bumper, grille, and fog lights, disconnecting parking sensors and wiring harnesses. Specialized tools are used to avoid damaging the Mulsanne’s aluminum body panels.

• Rear End:

• Detach the rear bumper, taillights, and exhaust tips, ensuring weather seals and sensor connections are carefully preserved.

• Side Panels:

• Remove factory side skirts and fender vents, preparing the vehicle for the new components.

Step 2: Test Fitment and Alignment

• Dry-Fit Components: Place new front and rear bumpers, side skirts, and diffuser on the vehicle to check gaps (ideal: 1–2mm between panels) and sensor alignment.

• Adjustments: For aftermarket parts, use shims or modified brackets to achieve OEM-level fitment, especially critical for the front bumper’s integration with the hood and fenders. 3D alignment tools ensure precision within 0.5mm.

Step 3: Permanent Installation

• Front Bumper: Secure using OEM bolts and clips, reconnecting sensors (e.g., adaptive cruise control) to the vehicle’s CAN bus system to avoid error codes.

• Rear Diffuser: Bolt to the chassis while ensuring compatibility with the exhaust system; lightweight carbon fiber parts may use high-strength adhesive for added security.

• Side Skirts & Vents: Attach using a combination of screws and adhesive, ensuring a flush fit that follows the Mulsanne’s iconic 腰线.

Step 4: Finishing Touches

• Painting & Polishing: Match new components to the factory color (e.g., “St. James Red” or “Beluga Black”) using spectrophotometers for precision. A ceramic coating is applied to protect against UV damage and road debris.

• Electrical Calibration: Use a Bentley diagnostic tool to reset sensor parameters and ensure all features (parking assist, adaptive lights) function seamlessly with the new body kit.

Expert Tip: Engage Bentley-certified technicians or luxury car specialists (e.g., Overfinch) for installation. Their expertise in aluminum bodywork and complex sensor systems ensures the upgrade maintains the Mulsanne’s premium feel and functionality.

5. Cost, Maintenance, and Resale Value

Cost Breakdown

Maintenance Tips

• Carbon Fiber Care: Clean with pH-neutral soap and apply a ceramic coating annually to prevent UV fading and maintain the weave’s luster.

• PP/FRP Components: Inspect for cracks or paint chipping, especially in high-impact areas, and touch up with manufacturer-provided paint.

• Seal and Sensor Checks: Regularly inspect weather seals around bumpers and test parking sensors to ensure no water ingress or functional issues.

Resale Value Impact

• Premium Appeal: A retrofitted Mulsanne can command a 15–20% price premium over stock 2011–2017 models, appealing to collectors and luxury enthusiasts who value modern design in a classic package.

• Factory Preservation: Using OEM or high-quality aftermarket parts ensures the vehicle remains eligible for Bentley’s certified pre-owned program, a critical factor in maintaining its luxury market value.

6. Legal and Regulatory Compliance

• Safety Standards:

• Bumpers: Must meet local impact regulations (e.g., ECE R42 in the EU, FMVSS 501 in the US), especially for aftermarket components. Look for parts with compliance certifications.

• Lighting: LED taillights and DRLs must adhere to SAE/DOT (US) or ECE R112 (EU) standards for brightness and beam patterns.

• Emissions and Aerodynamics: Ensure the body kit does not obstruct exhaust systems or alter the vehicle’s drag coefficient beyond type approval limits, as non-compliance can lead to fines or failed inspections.

• Insurance: Notify your insurer of all modifications to avoid claim denials. OEM upgrades are more likely to be covered at their full value, while aftermarket parts may require additional documentation.

7. Real-World Inspirations: Case Studies in Upgrade Excellence

Case 1: 2013 Mulsanne with Full OEM 2022 Conversion

• Upgrades: OEM front bumper, rear diffuser, side skirts, and Mulliner chrome window trims (a Bentley car accessory).

• Result: The vehicle appeared factory-fresh, with seamless integration of new components. The owner noted improved high-speed stability and a 10% reduction in wind noise, thanks to the aerodynamic upgrades.

Case 2: 2015 Mulsanne with Aftermarket Sport Package

• Upgrades: Mansory carbon fiber front lip, Prior-Design rear diffuser, and Kahn Design 22-inch alloy wheels.

• Result: A bold, sporty transformation that retained the Mulsanne’s luxury roots. The carbon fiber components reduced weight by 30kg, enhancing handling, while the aggressive stance made it a standout at automotive events.

8. Enhancing the Upgrade with Bentley Car Accessories

To elevate the body kit transformation, consider these complementary Bentley car accessories:

• Wheel Upgrades: 22-inch 2022-style alloy wheels ($10,000–$15,000) with black or chrome finishes, enhancing the Mulsanne’s stance and matching the new body lines.

• Interior Synergy: Retrofitting 2022-spec leather upholstery, carbon fiber dashboard panels, or a modern infotainment system to create a cohesive luxury experience inside and out.

• Exterior Accents: Chrome or carbon fiber mirror caps ($2,500), door handle trims ($1,500), or a bespoke “Flying B” bonnet ornament for subtle brand reinforcement.

Conclusion

Upgrading a 2011–2017 Bentley Mulsanne with a 2018–2022 body kit is a celebration of automotive artistry, blending Bentley car modification upgrades with Bentley car accessories to create a vehicle that transcends eras. This journey requires precision, quality component selection, and professional expertise, but the result is a Mulsanne that honors its heritage while embracing contemporary design and performance. Whether cruising through city streets or embarking on a grand tour, a well-executed upgrade ensures the Mulsanne remains a symbol of unparalleled luxury—one that evolves without compromising its timeless essence.