The 2016 Audi RS7 C7 is already a serious performance machine, but the 4.0L twin-turbo V8 responds extremely well to improved exhaust flow. For this build, we fitted a set of Revhigh Catless Downpipes and put the car on the dyno to measure the results. Dyno Results Before:364.0 wheel kW814.1 wheel Nm After:445.5 wheel kW925.7 wheel Nm That's an impressive +81.5 wheel kW and +111.6 wheel Nm. In horsepower terms, the car gained approximately 109 wheel HP, which equates to rough

Diesel engines are designed to deliver strong torque, excellent fuel economy and reliable performance. However, over time, carbon deposits can build up throughout the intake and EGR system, particularly on modern diesel engines such as the Mazda CX-5 Skyactiv-D. At Revhigh Tuning Solutions, we recently completed a comprehensive carbon cleaning service on a Mazda CX-5 Diesel Skyactiv-D, including the intake manifold, EGR system, intake valves and exhaust valves. What Causes Ca