The Karbonius Carbon Splitters for the BMW M3 E46 have been developed to enhance both the aesthetics and the aerodynamic performance of the vehicles front end. Inspired by the original BMW splitters, they deliver a more aggressive, sportier look while helping to optimise airflow around the front bumper.

Made entirely from pre-impregnated carbon fibre (prepreg) and cured in a mould and autoclave oven, they offer an excellent combination of lightness, strength and finish quality. Each unit is manufactured at the Karbonius facility in A Corua (Spain) using premium materials and manufacturing processes that ensure outstanding structural stability and a flawless appearance.

With an approximate weight of just 250g, these splitters enhance the vehicles visual presence without adding unnecessary weight. In addition, their aerodynamic design helps increase stability at high speed and improve the planted feel of the front axle.

Available for vehicles equipped with the standard BMW M3 E46 bumper and the CSL bumper, each version incorporates the corresponding mounting system for a simple, secure installation.

As with all Karbonius parts, each set is individually numbered and includes a certificate of authenticity, guaranteeing its origin and exclusivity.

What’s Included

• Left and right carbon fiber front splitters
• Corresponding mounting system depending on version
• Numbered certificate of authenticity

Product Details

• Weight: 250g (pair)
• Available in 11 plain weave to match OEM CSL appearance, or 2×2 twill weave
• 100% prepreg carbon fiber construction
• Autoclave-cured for strength and finish quality
• High-gloss varnish finish with UV protection
• All installation hardware included
• For CSL application: replaces OEM parts 51117841797 and 51117841798
• Individually numbered for authenticity

Related Products

• Karbonius E46 M3 Carbon Front Bumper Canard Set
• Karbonius E46 M3 Carbon Front Bumper Cover
• Karbonius E46 M3 Carbon Vented Hood