2020 Peace, mercy, and blessings of God be upon you. We have GMC Yukon, Tahoe, Denali, and Escalade engines, brand new and imported, with a one-month warranty. We also have fully refurbished Gulf engines using original agency spare parts, with a six-month warranty. Our services after installation include: - Full car check. - Filtration. - Programming. - Radiator repair. We are happy to serve you, and we ask God to bless you.