Originally Posted by pgilliam1
THX for the info. I installed a UNI filter, SE pipes and a GIL's Box because my plugs were white (now the bike pulls to redline much faster but it's way too loud for me). Everything I have read here suggests that installing freer flowing pipes and air filter, without a fuel tuner, will only make the bike run leaner. Now I'm wondering if the difference you are describing is the ECU reacting/compensating to the 02 sensors (my 2007 doesn't have them)???
I agree everything i read suggested the same.
Could you find anyone who's tryed pipes with no tuner.
It may be the ECU making adjustments but all i no is its never run so well.
I will work out the fuel consumption over the next few weeks it and post it here.