If your car has A/c then there is another filter in the cabain and the Fram Part# CF10546 .To change the Passenger compartment Air Filter, this is the follow... Show moreing steps:1) Open the glove box halfway down.2) Grip the glove box by the both the upper and lower side and pull it out of it's housing.3) Remove the 4 screws on the on the steel bar an remove the bar.4) Remove the Fliter cover by pressing in on the bottom retaining tab and pullingthe cover down. ( It run up and down)5) Remover the old Passenger compartment Air Filter.6) Then reverse the steps to install the new air filter and replace the glove box.( Ensure that the new filter is inserted in the proper orientation. ) The Factory Spark Plugs are 4 NGK's part # BKR6E-11 gaped @ 0.039 in - 0.043 in ( 1.0 mm- 1.1 mm ) They are 4 lugs per wheel and the Bolt Pattern on these car's are 4x100 Thread size is 12x1.5" with a offset of 45 from 2004-2008 . (side note The steel wheel & stock factory Kumho 185/60x14" tire & plastic hub cap w/lug nuts cover weight is 32 lbs each). Here a list of Factroy style Replacment lights BulbsHead Lights (High/Low) X2 60/55W ... 9003Front Turn Singnal Lamp X4 27/8W ... 1157Side Turn Signal Lamp X2 5W ... 168Front Sidemarker Lamp X2 5W ... 168Stop Lamp/Tail Lamp X4 27/8W ... 1157Rear Turn Signal Lamp X2 27W ... 1156NABackup Lamp X2 27W ... 1156License Plate Lamp X2 5W ... 168Center High-Mounted Stop Lamp X5 5W ... 168Rear Sidemarker Lamp X2 5W ... 168Dome Light DE3175 SYLVANIA Trunk/Cargo area DE3175 SYLVANIA Things I would like to add to the car near future is Nice peddles, Factory vent shades, tinted windows, Factory fogs on different switch. Stuff once the warranty is gone little bit bigger tire, air box that gets out side air from the underside of hood, strut mount braces, maybe different rims. So far the best K/M on the wave is 525.9 K/M 41.266 liters burned with a little less than 4 Liters in the tank.My little Gas buddy Show Less