Be the man of your household and get both.
The magnapacks have a better high rpm while the SLP's sound better at idle IMO.
Throw some ice cubes at it until your insurance says their is enough damage!
The white stripes on a torch red mustang is the best combonation on the new stang. Looks like the Ford GT. Redfire stripes on torch red look terrible...
They should have made it black.