My 2005 Daihatsu Copen has had it's blow off valve upgraded - from the stock BoV to a Pusshun RSS BoV as per https://www.youtube.com/watch?v=1oqiZvSWAxU Sometimes, at medium RPMs (~3k rpm), I can ...
I wish to reduce sway in my 2005 Daihatsu Copen. I have found a number of different vendors, and I have heard good things about Ultra Racing. They sell the following bars: Front Upper Strutbar ...
My 2005 Daihatsu Copen has a "lifetime" fuel filter, inside the fuel pump housing, located in the fuel tank. I am wary that, over time, crud will get sucked up by this filter and saturate it. What ...