my ashley exhaust system is too loud for me and the area i live in so i want a quieter one.
i want to just take the backbox off and put a standard back on it. will this defo make it quieter and will it have any adverse effects on performance, fuel consumption etc?
i want to just take the backbox off and put a standard back on it. will this defo make it quieter and will it have any adverse effects on performance, fuel consumption etc?
