If you swap over to the round coils you will also have to swap out the rails that hold them to the Valve covers! I did this swap on my 5.3 lit 2001 Silverado. Runs great and looks a lot cleaner, performance style gave my truck a little more pep. Better than the stock Square ones!
If you swap over to the round coils you will also have to swap out the rails that hold them to the Valve covers! I did this swap on my 5.3 lit 2001 Silverado. Runs great and looks a lot cleaner, performance style gave my truck a little more pep. Better than the stock Square ones!