"Manifold gasket blowing air"

"My exhaust is rattling on the mid muffler ."

"Warning light a keep coming on, "check injector", "check stop/start", "check antipollution system" also engine failure hazard", car loses power at times."

"Small bit of water dripping out from the exhaust box assuming it is the catalytic converter not sure."

"The car had the engine light on for a while. There is now a huge thick white smoke comming our of the exhaust pipe. The engine was making some metal notises after the engine light came on. It has lost the power, can't over 120 km/ph."

"it cuts the oxygen while driving"

"needs replacing"

"I need a Catalytic Converter and rear box replacement on my car. It is a 2006 Renault Megane II Copé 2L 16V. Please quote me on the replacement of the 2 boxes and a full exhaust replacement"

The user didn't provide a description

"warning light to check pollution. then had the converter removed because it seemed blocked. need to put a new one now."