Karl Performance & Lsx4u
#4
TECH Addict
![Default](https://ls1tech.com/forums/images/icons/icon1.gif)
I got my 5.3 from them 6 years ago when i didn't know much about swaps and they were very helpful when i had questions. I even called them a year later to ask about a vss connector for my truck and they just sent me one for free. I dealt with Stu from Just Chevy Trucks.