I'm tryin to buy this Phillips HID kit from groupbuycenter for $425 shipped but they only offer 9006/9004 and H4/H7. In the manual the bul for the newage WRX is 9007. So I emailed them and ask if they have 9007 but they are not familiar with it. I also read somewhere else in the forum that the WRX bulb is H4.
Fog lights. As mentioned above, the H11 is the best of these two lightbulbs to be used as fog lights. If you’re using an H9 lightbulb, it will fit your fog lights better with a slight modification. An H9 lightbulb will produce 1450 lumens, but if it’s been modified, this will increase to 2100 lumens. The modification would also cause a 10
Osram and Sylvania are the same company, though most of what Sylvania sells is junk. If you're just looking for the best output, go with a relayed harness kit (check other thread) and Osram 70/65W +50 rallye H4's. Great lumen output and decent life (around 250hrs). Best stock wattage lamp is the Philips Xtreme Power H4just say no to blue.
GTR Lighting offers a wide range of automotive sizes, including popular 9006 and 9007 lamps as well as H4, H7, and H13. 9006/HB4,9007/HB5, 9008/H13, 9012/HIR,H11B, H4/9003/HB2,and H9/H8/H11
H1 and H7 have the same type of defaulter features as well. The filament tends to get heated up. Differences and Similarities Between H4 Vs H7. 01. H4 is a double filament bulb and a single base plate, but it’s not the same as the H7 one somewhat; the numbers get interchanged. 02.
Fits and tolerances calculator. Calculate fits and tolerances for shafts and holes here. Based on standard tolerances and limit deviations in accordance with ISO 286. The calculator has been tested, but no guarantee can be given for the accuracy of the results..