Thread: what is this??
View Single Post
      12-08-2012, 01:36 AM   #9
Amini77
Brigadier General
Amini77's Avatar
United_States
63
Rep
4,645
Posts

Drives: Jet Black F10 535i
Join Date: Nov 2011
Location: Tarzana, CA

iTrader: (1)

Garage List
2011 535i  [0.00]
Quote:
Originally Posted by abhishriv View Post
i have these as well.. only notice slight difference at highway speeds. put these on when i tuned my car and also put in a high flow drop in filter. noticed a lot more dirt in the air box after installing this. so i guess it is directing more air into the air box at higher speeds. i would say they would probably start having an effect at ~70 mph
Thanks for the info, makes me think twice about them.
__________________
instagram: amini77
| Megan Coilovers | Vertini Magic | Toyo Tires | JB4 Stage 2 | ER Downpipe | ER Chargepipe | AFE Magnum Force Stage 2 |