Since your pistol is the SAS model, doesn't it have the DAK trigger? If so, the Action Enhancement Package may not do you much good for the price. From Sig's web site:
ACTION ENHANCEMENT PACKAGEYou may want to give it a bit more time and see if you don't adjust to the trigger as it is currently.
• Hone and polish critical surfaces
• Lighten and smooth both DA and SA trigger pulls
• Excludes SP2022, Mosquito®, SAO triggers and variants
• Improvements are not as pronounced on DAK trigger system