1. Are you able to cancel the order?
2. It may not hurt your engine's performance during the winter but it won't help your engine's performance during any season.
If you cannot cancel the order see if you can return it for a refund. But if you really do put it on hold on to your stock system because I am sure someone on this forum will want the stock setup so they can remove their CAI.
Retired my 94 YJ 4cyl 5spd @ 200K
Now in a 04 TJ 4cyl 5spd CV @120K+
Both as a commuter vehicle in NW, NJ
April 2012.downsized and now a 99er.