Yes, your car is thirstier thanks to the muffler you installed
Hi Baraza, First, let me first say I appreciate your vast knowledge of machines. I have only two questions. 1 I drive a Subaru Legacy BP5 year 2003 make. It works superbly. I had an average consumption of 11-12 km/l, until I fitted a sound muffler on my double exhaust and now I am getting … Read more