The 2005 and 2006 models packed a 6.0L LS2 V8 engine with tons of grunt. In the horsepower department, the Pontiac GTO 6.0 engine doesn't disappoint: it clocks in at 400 horsepower, with 400 lb-ft ...

Prices shown for the used 2006 Pontiac GTO Coupe 2D with NaN miles are what people paid to buy this vehicle or what people received when trading in this vehicle at a dealer. Edit options.

Nothing like a import Turbo Spool and Blow off Valve. However I own a 2006 GTO as my daily driver. In fact this is my second 6.0 GOAT. They are Cyclone Grey. 1st one I had I sold to my brother who ...

a faster 6.0-liter LS2 V8 engine was added, offering a whopping 400 horsepower, an increase of 50 from the previous year, and 395 lb-ft of torque, an increase of 40. A new dual exhaust system (split) ...

I bought mine new in January 2006 after I totaled my 1999 BMW Dinan M3. The GTO is simply an amazing performer ... 63% came with the Tremec 6 sp the other 37% were automatics.

thanks to the 6.0-Liter LS2 V8. Upgraded brakes were added as well. Only 11,069 units were produced. The 2006 GTO marked the final model year. No substantial changes were made and final-year ...