About KatDoc
About KatDoc – Your expert for catalysts & particulate filters
KatDoc is your reliable partner when it comes to high-quality catalytic converters and diesel particulate filters (DPFs) . Whether for workshops, dealers, or private customers – with us, you'll find the right replacement part quickly, easily, and with a guaranteed 100% fit.
✔ Extensive range
Our selection ranges from standard models to hard-to-find specialty parts. Discover our catalytic converters , diesel particulate filters , and exhaust repairs & maintenance .
✔ Personal live support
Do you have questions or are unsure? Our competent support team will help you immediately find the exact part you need – for example, for flexible hoses or lambda sensors .
✔ Reliability & precision fit
At KatDoc , you only get tested parts with a perfect fit and fast delivery. From oil filters to specialty parts – quality without compromise.
KatDoc stands for experience, expertise, and service that delivers on its promises. See for yourself – we make finding spare parts easy, efficient, and reliable.