how can you tell? all you can see it the back of his dome.
This is what I wanna know.
Looks like you know what your doing...I love supercharged impalas...although im not a fan of the wheels...but thats just me and IMO anything bigger than 19's on a car of any sort is big enough...just my personal preferance.
2001 Regal GS, PLOG, 3" DP, 1.9's/L76 springs. 21* of timing on a 3.4"