4.6 Liter DOHC 32-Valve Northstar V8 Engine on the 2011 Cadillac DTS
4.6 Liter DOHC 32-Valve Northstar V8 Engine on the 2011 Cadillac DTS Luxury
4.6 Liter DOHC 32-Valve Northstar V8 Engine on the 2011 Cadillac DTS Platinum
4.6 Liter DOHC 32-Valve Northstar V8 Engine on the 2011 Cadillac DTS Premium