Carbon fiber has become a staple of the performance world—but not all carbon fiber is created equal.

For Karbonius, every component begins with precision engineering, meticulous craftsmanship, and advanced manufacturing techniques that prioritize quality just as much as appearance.

Designed and manufactured in Spain, Karbonius has earned a reputation for producing some of the finest prepreg carbon fiber components available for enthusiast vehicles. From engine bay upgrades to aerodynamic enhancements and interior refinements, each part is engineered to deliver exceptional fit, finish, and durability while preserving the character of the vehicle.

Crafted for Enthusiasts Who Notice the Details

The smallest details often make the biggest impact.

A beautifully finished engine cover.

A lightweight carbon strut brace.

A motorsport-inspired center console.

These aren't simply cosmetic additions—they're components designed to elevate the entire ownership experience.

Karbonius combines autoclave-cured prepreg carbon fiber with OEM-quality engineering to produce parts that integrate naturally with the vehicle while showcasing the craftsmanship expected from a premium European manufacturer.

Product Categories

Karbonius offers an expanding lineup of premium carbon fiber components, including:

• Carbon engine covers
• Carbon front strut braces
• CSL-style carbon strut braces
• Carbon cooling shroud covers
• CSL cooling shrouds
• Carbon center consoles
• Rear seat delete kits
• Carbon intake plenums
• Complete intake systems
• Carbon front lips
• Carbon rear wings
• Carbon intake ducts
• Carbon fender sets
• Carbon side skirt extensions
• Carbon roof panels
• Interior carbon fiber components
• Motorsport-inspired accessories

Every product is designed with vehicle-specific fitment and manufactured using high-quality prepreg carbon fiber for outstanding strength, consistency, and finish.

Vehicle Applications

Karbonius develops premium carbon fiber components for a carefully selected lineup of enthusiast platforms, with a strong emphasis on BMW M vehicles.

BMW G90 / G99 M5

• Carbon Engine Cover Kit
• Carbon Strut Brace Set

BMW G87 M2

• Carbon Rear Seat Delete Closeout Kit
• Carbon Front Strut Brace
• CSL Carbon Front Strut Brace
• Carbon Cooling Shroud Cover
• CSL Carbon Cooling Shroud Cover
• CSL Carbon Center Console

BMW G80 M3 / G81 M3 Touring / G82 M4 / G83 M4

• Carbon Front Strut Brace
• CSL Carbon Front Strut Brace
• Carbon Cooling Shroud Cover
• CSL Carbon Cooling Shroud Cover
• CSL Carbon Center Console

BMW E9X M3

• Carbon Inlet Plenums
• Complete Carbon Intake Systems
• Carbon Front Intake Ducts
• Carbon Front Lips (Street & Race)
• Carbon Rear Wings
• Carbon Fender Sets
• Carbon Side Skirt Extensions

BMW E46 M3

• CSL Carbon Roof Panel

Porsche

• 987 Cayman & Boxster
• 997 Carrera

Carbon center console upgrades.

Volkswagen

• MK5 Golf R32

Carbon Recaro seat back covers.

As Karbonius continues expanding its catalog, new products are regularly introduced for modern BMW M platforms and other select enthusiast vehicles. Product availability varies by model.

Premium Materials. Purpose-Built Engineering.

Karbonius doesn't chase trends.

Instead, the company focuses on developing carefully engineered carbon fiber components that complement some of the world's most desirable performance cars. Whether it's adding a CSL-inspired touch to a modern G8X, refining the engine bay of a G90 M5, or preserving the heritage of an E9X M3, every product reflects the same commitment to precision manufacturing and uncompromising quality.

For enthusiasts who appreciate craftsmanship as much as performance, Karbonius continues to set a high standard in premium carbon fiber engineering.

Explore Karbonius at XPH

At XPH, we're proud to offer an expanding selection of Karbonius carbon fiber components for BMW M, Porsche, Volkswagen, and other enthusiast platforms. Whether you're upgrading your engine bay, interior, or exterior, you'll find meticulously crafted products designed to deliver exceptional fit, finish, and exclusivity.

Shop Karbonius at XPH: https://x-ph.com/karbonius/