Voll Carbon Diffusor Heckblende kompatibel mit E46 M3/CSL GT E91 No changes are required to

No changes are required to the engine management system

The bonnet is 100% perfect fit and is simply exchanged with your part

Perfect Fit: This oil filter cap is a 100% perfect fit and simply replaces your existing one

The grillis 100% perfect fit and is simply exchanged for the original part

Alternatively

Voll Carbon Diffusor Heckblende kompatibel mit E46 M3/CSL GT E91 No changes are required toThe diffuser is from the German company Carboproject and is manufactured here in Germany! No Asian replica as is so often offered here, but a full carbon part Made in Germany. The diffuser is 100% perfect fit and is simply exchanged with your part! You have the choice between matt or glossy clear coat.