How to restore a DISA BMW valve using a repair kit
What is a DISA valve and its role in the BMW intake system The DISA (Differenzierte Sauganlage) valve is part of the variable length intake manifold system that controls the...
Gas distribution system in BMW cars
The gas distribution system (GDS) is the heart of a four-stroke engine, coordinating the opening and closing of valves so that air and fuel enter each cylinder at the right...
EGR Removal Kit
What is EGR and how does the exhaust gas recirculation system work? The EGR (Exhaust Gas Recirculation) system is designed to reduce harmful emissions into the atmosphere, and its main...
How to replace to heater valve repair kit
Your car's heater is part of the climate control system, keeping the inside warm, especially when it's cold outside. First of all, it heats the inside of your car, but...