I had nothing but HORRIBLE experiences with them. After two converters, both of which I had to pay shipping for back and forth, I ended up demanding my money back.....which I finally got.....3 months later! Steer very clear of them

1969 Nova
454/M21/3.31
Mild mid-11 second weekend cruiser

1994 F150 XLT Super Cab 2WD
5.0/4R70W/3.55
(Daily driver)