I've been wondering if anyone knows what can I do to my 3.6 V6 Cadillac STS 4 ( AWD ) as in Performance but with the restrictions of it remaining stock parts. Ex. Can I Super Charge my V6 motor. I'm jus trying to get +50 to 100 hp more! Stock my car puts to the wheels 255 hp and 250 tq @ 3500...