Air Duct Cleaners

Better or worse for air intake?

Devin asked: My air cleaner assembly looks like this http://cgi.ebay.com/ebaymotors/70-72-Chevelle-El-Camino-Cowl-Induction-Air-Cleaner-Kit_W0QQitemZ360120760934QQcmdZViewItemQQptZMotors_Car_Truck_Parts_Accessories?hash=item360120760934&_trksid=p4506.c0.m245&_trkparms=72%3A543|65%3A12|39%3A1|240%3A1318#ebayphotohosting I took the regualr round air filter out and just put a cold air intake filter on the end of that intake duct will this improve HP?Cleaning Duct

Central Air conditioning SMELLS?

mtmt asked: We had a new coil put in our central air last year. Before that, the smell from the AC became horrible, and apparently we had bacteria accumulating on the coil inside. It was so bad, even cleaning the coil didn’t work. So they replaced it. The air was fresh and clean. That was [...]