2001 IS300 camber problem...THIS THING EATS TIRES

i've gone through 3 sets of tires in the past year. i want to lower this thing about an inch all around to help with body roll along with strut tower bars and lower tie rods. but will putting a camber kit on help me or make things worse. i've spent about $1,000 on tires already and am in need of two front tires very soon. any and all help would be appreciated.