Prices at the malls are much more expensive, around 30% higher than US retail. I recommend you to buy MAC from the Duty Free store as it is much cheaper there.
If you still need it, here's an old list of the mall prices (might not be complete/updated)
PRICE LIST
Blot Powder - P1,200
Blush (Regular) - P1,200
Brush Cleanser - P600
Eyeshadow (Singles) - P870
Fix+ - P850
Fluidlines - P1,100
Lipglass - P900
Lipliner - P900
Lipstick - P950
MSF - P1,680
Nail Polish - P610
Paintpots - P1,100
Prep + Prime Lip - P1,000
Pro Palette (Eyeshadow) - P735
Select Cover Up Concealer - P900
Studio Fix Fluid - P1,650
Studio Fix Powder - P1,600
Studio Sculpt Concealer - P950
Studio Sculpt Foundation - P1,950
Tinted Lip Conditioner - P850
Brushes:
129 - P2,100
150 - P2,550
168 - P1,800
182 - P2,500
187 - P3,095
188 - P1,950
208 - P1,250
209 - P1,250
217 - P1,000
226 - P1,450
227 - P1,950
239 - P1,450
263 - P1,250
Hope this helped!