**Average lead time right now is approximately 2-3weeks, with some units taking as long as approximately 5-6 Weeks. These are built by hand with quality being of the utmost importance. Due to that it does take time, and we appreciate your patience**

These are plug and play pcm controlled for 17+ XT5 blazer and acadias with a 3.6L engine 

270 amp units are 210+ amps at idle with 800+ rpm idle rpm

370s are 205+ amps at idle

400s are 210+ amps at idle all options are direct bolt on, and plug in. 

All new units come with a lifetime warranty at parts cost, for repair and rebuild. No question’s asked!!! Every unit is tested before it ships, and comes with a output sheet as well as voltage operating range and directions for installation.