Check out this RARE find of a trade-in. 2010 Grabber Blue Mustang Gt Convertible. Authentic Roush 540RH. 1-Owner. and from the Roush website you will see the following description:ROUSH's new 540RH™ Mustang features a 540 horsepower powerplant and has limited content. Also known as the Hammer®. this car comes armed with massive horsepower. a ROUSH® rear decklid spoiler. and short throw shifter with a choice of white or black ball. the 540RH™ is a stoplight slayer. As is standard with all new ROUSH® Mustangs. this car will come with the anti-wheel hop kit installed during the assembly process. This part (No. 401788) is an outstanding addition to any 2005-2010 Ford Mustang GT. The 2010 ROUSH® 540RH™ has a new suspension package which includes front and rear springs. front and rear stabilizer bars and jounce bumper. and a subtle tone-on-tone striping package. This vehicle uses the same engine that debuted in the 2009 ROUSH® P-51B™ Mustang. In order to get this type of power from the Ford 4. 6L. 3-valve engine. ROUSH technicians replace many of the internal components with stronger parts including forged aluminum pistons (with an increased dish to lower the compression ratio from 9. 8 to 8. 6). forged steel H-Beam connecting rods and a forged steel crankshaft. The fuel rails are changed. as are the fuel injectors and an upgraded fuel pump. ROUSH® also upgrades the clutch and includes a custom-calibration for the ECM to manage the performance of the next-generation R2300 ROUSHcharger®. The core component. R2300 ROUSHcharger 4. 6L Powertrain System - Produces 540 hp / 510 lb-ftComponents include TVS Technology ROUSHcharger. intake manifolds. intercooler & radiator. cold air induction system. secondary sheave FEAD. forged aluminum pistons. forged steel h-beam connecting rods. forged steel crankshaft. unique high flow fuel injectors (~52lb/hr). unique fuel rail. dual 60mm electronic throttle body. upgraded fuel system. aluminum flywheel. upgraded clutch. and ROUSH calibrated engine control module.