The reason is, the brakes and the tyres cannot handle speeds of more than 155 MPH ( 250 KM/HR ). It has nothing to do with being German.

Infiniti M 56 specs
Car type | 4-door saloon |
Curb weight | 1932 kg (4259 lbs) |
Introduced | 2011 |
Origin country | Japan |
Views | 8.7k |
Submitted by | audi r8 |
Performance
0 - 100 kph | 5.2 s |
0 - 200 kph | 20.0 s |
Est. 100 - 200 kph | 14.8 s |
Est. 0 - 60 mph | 4.9 s |
Est. 1/8 mile | 9.5 s @ 90.1 mph |
1/4 mile | 13.4 s |
Top speed | 250 kph (155 mph) |
Est. max acceleration | 0.60 g (6 m/s²) |

Powertrain specs
Engine type | V8 DOHC 32valve |
Displacement | 5.6 l (342 ci) |
Power | 425 ps (419 bhp / 313 kw) |
Torque | 565 Nm (417 lb-ft) |
Power / liter | 76 ps (75 hp) |
Power / weight | 220 ps (217 bhp) / t |
Torque / weight | 292 Nm (216 lb-ft) / t |
Transmission | 7 auto. |
Layout | front engine, rear wheel drive |
M 56 competition



Anonymous 12y ago
Speaking of, since this isnt german, why is it limited to 155mph? and other cars that arent german? hence, Mustang,Phantom,XKR,Evo, and why hasnt Porsche limited there cars? which i am highly thankfull 4.

Anonymous 12y ago
Engine is tool many liters for an Infiniti, and with an estimated 70k price tag!