Hey I was just looking to see what kind of performance modifications would give me the most bang for my buck (round 1500 bucks). I own a 2003 chevy avalanche with 3 inch body lift 33" tires headlights taillights under body neons interior LEDs. I'm pretty new to the mod business since I'm only 18 last summer was my first real experience with after market products. So i was looking to see what wood give this bone stock 5.3 the balls to the wall attitude