Mercedes’s in-house tuning division, AMG, will reportedly downsize the engine under the E63’s hood in order to make it more fuel efficient and, more importantly, more powerful. That will mean, sadly, ...
View post: Someone Is Cramming a 700-HP Inline-Six In a BMW i8 After several other tuners have had their say, AMG finally checks in with a horsepower number for the C63: 450. By comparison, the E63 ...
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