Condor Speed Shop - Polycarbonate Door Window Kit - E46 Sedan Shipping:Domestic If you chose to not

If you chose to not use the weather seal it will have a 1/4" gap in all sides

then the car can act better with lowered ride height

If you’ve gone to two steel mount arms

On the taller intercooler options they include vanes to help direct air to make sure it works as efficiently as possible

Part Number: R-29-BR

Condor Speed Shop - Polycarbonate Door Window Kit - E46 Sedan Shipping:Domestic If you chose to notREDUCE WEIGHT IN YOUR TRACK CAR BY REMOVING YOUR GLASS WINDOWS! OUR POLYCARBONATE WINDOWS ARE DESIGNED TO FIT E46 SEDANS THAT HAVE HAD THE WINDOW MECHANISMS REMOVED. THESE FLAT WINDOWS SLIDE INTO THE OEM WINDOW CHANNELS AND ARE HELD IN PLACE USING THE INCLUDED PINS. THE SMALL WINDOWS FOR THE REAR DOOR NEED TO BE BOLTED INSIDE THE STOCK WINDOW FRAME. KEEP THE RAIN AND DUST OUT OF YOUR RACE CAR WHEN TOWING, AT THE TRACK, OR JUST SITTING OUTSIDE OF THE