K & N air filter - 451 smart fortwo 2010-04-12T00:34:52Z http://www.451s.com/forum/topics/k-n-air-filter?feed=yes&xn_auth=no Try fitting a K&N filter… tag:www.451s.com,2010-03-28:1912846:Comment:75054 2010-03-28T21:36:20.963Z Peter Lewis Try fitting a K&N filter (part number 33_2417) to the all new 54Hp Cdi diesel engine.<br /> <br /> Trying to get the clearence with the filter housing so as to remove the filter is impossible.<br /> <br /> If anyone out there has managed it please tell us all how it is done as i have the new filter but may have to wait until i have the car serviced to get the job done. Try fitting a K&N filter (part number 33_2417) to the all new 54Hp Cdi diesel engine.<br /> <br /> Trying to get the clearence with the filter housing so as to remove the filter is impossible.<br /> <br /> If anyone out there has managed it please tell us all how it is done as i have the new filter but may have to wait until i have the car serviced to get the job done. Hi Kahn I agree with you that… tag:www.451s.com,2009-04-10:1912846:Comment:60026 2009-04-10T10:29:19.444Z smarttask Hi Kahn I agree with you that there are lots of bits that you can add on to the Smart, if you look at my photos you will see the bits that i have changed on mine but once you start on exhausts, body kits, tires and wheels, Aerodynamic upgrades (Brabus) you may as well go out and buy a Brabus in the first place with the 72 kW / 98 CV, 999 cm3 3 cilindri benzina turbo motor. As of yet you don't have that option in the States i am sorry to say.<br /> You missed wheel spacers of your list, i have put spac… Hi Kahn I agree with you that there are lots of bits that you can add on to the Smart, if you look at my photos you will see the bits that i have changed on mine but once you start on exhausts, body kits, tires and wheels, Aerodynamic upgrades (Brabus) you may as well go out and buy a Brabus in the first place with the 72 kW / 98 CV, 999 cm3 3 cilindri benzina turbo motor. As of yet you don't have that option in the States i am sorry to say.<br /> You missed wheel spacers of your list, i have put spacers 20mm front. 15mm back on mine.<br /> <a href="http://www.451s.com/photo/new-smart-014-2?context=user">http://www.451s.com/photo/new-smart-014-2?context=user</a> I changed to K&Nd saw a c… tag:www.451s.com,2009-04-09:1912846:Comment:60012 2009-04-09T23:14:47.011Z 451 Kahn I changed to K&Nd saw a change. I guess every little change adds up. Try the twin exhaust from BTL and you will enjoy the sounds.<br /> Check the link.<br /> <br /> <a href="http://www.451s.com/forum/topics/1912846:Topic:37919">http://www.451s.com/forum/topics/1912846:Topic:37919</a> I changed to K&Nd saw a change. I guess every little change adds up. Try the twin exhaust from BTL and you will enjoy the sounds.<br /> Check the link.<br /> <br /> <a href="http://www.451s.com/forum/topics/1912846:Topic:37919">http://www.451s.com/forum/topics/1912846:Topic:37919</a> A gain of 8 hp for a air filt… tag:www.451s.com,2009-04-09:1912846:Comment:59992 2009-04-09T15:48:52.996Z smarttask A gain of 8 hp for a air filter seems rather a lot to me, I don't belive all that is written on the packet.<br /> I have the turbo and it just seems to run freer........ A gain of 8 hp for a air filter seems rather a lot to me, I don't belive all that is written on the packet.<br /> I have the turbo and it just seems to run freer........ You can also get a cold air i… tag:www.451s.com,2009-04-09:1912846:Comment:59989 2009-04-09T13:47:19.671Z SmartCar Performance You can also get a cold air intake which replaces the huge plastic setup with a stainless steel pipe that directly connects to the side air scoop. More efficient and gives you an additional 8 HP. You can also get a cold air intake which replaces the huge plastic setup with a stainless steel pipe that directly connects to the side air scoop. More efficient and gives you an additional 8 HP.