BMW G30 2017 520 Overview
The BMW G30 2017 520 is a stylish luxury saloon that offers a great mix of performance and comfort for daily driving. Introduced in 2017, this model features a 2.0 litre turbo diesel engine producing 190 horsepower and 400 Nm of torque. Paired with an 8 speed automatic Steptronic transmission and available in both rear wheel drive and xDrive all wheel drive, it delivers a smooth yet responsive driving experience.

Performance and Specifications
The BMW G30 520 accelerates from 0 to 62 mph in just 7.6 seconds and reaches a top speed of 148 mph, making it competitive within its class. Measuring 494 cm in length and 187 cm in width, with a 297.5 cm wheelbase, it offers generous interior space and a 530 litre boot capacity. The xDrive model weighs around 1620 kg, maintaining a solid and stable road presence.

Fuel Efficiency and Competitors
Efficiency is one of the 520d’s strengths, achieving up to 67.3 mpg combined for the rear wheel drive version and around 52.3 mpg for the xDrive model, alongside low CO2 emissions. It competes strongly with the Audi A6 and Mercedes E Class, offering an excellent balance of diesel economy, refinement, and performance.

Exhaust System Repairs and Upgrades
A BMW G30 520 Exhaust issue was identified due to a failing flexi section, which was causing a noticeable valve rattle and unwanted noise داخل the cabin. The BMW G30 520 Exhaust System was fully inspected to pinpoint the source of the vibration and confirm the fault.

The worn flexi pipe was replaced, restoring proper flexibility within the exhaust system and eliminating the rattle. This repair improved exhaust flow, reduced vibrations, and removed intrusive cabin noise. As a result, the vehicle now delivers a far smoother and quieter driving experience, with long term reliability restored to the exhaust system.