Make my 350 5.7 run better.

Hey guys, are they any ways to make my 350 run better. Maybe run smoother, maybe help on gas milage, really anything to make my truck better. Also if you guys had any ideas to make it a little more powerful I mean it couldnt hurt. Im not really one to work on trucks but, im getting better. Thanks

If it is a high-mileage engine, maybe you need an overhaul? Just keeping it tuned up, Is about it.

If you want flash and dash, and you have the money, lots of things you can do, appearance and performance wise.