Chevy / GMC LS starter upgrade 2007-2014 Silverado, Yukon, Tahoe, Suburban, Sierra, and Escalade

How to update the starter on this 2008 GMC Yukon 6.2l. This applies to all of the GMT900 platform. 07-14 GMC or Chevrolet truck / SUV. Silverado, Sierra, Tahoe, Yukon, Suburban, and Escalade. 4.8, 5.3, 6.0, and 6.2 LS engines.
Updated 2kw starter: amzn.to/4bphlvp
Pigtail if needed: amzn.to/42gwsTK
cheaper version: amzn.to/3SgwkyU
The new part number is 337-1200, old number is 337-1113