2021 — 2026
3.0L S58 Twin-Turbo Inline-6 (Competition 375kW RWD)
Petrol
During low-speed maneuvers, listen for any 'clunking' from the front suspension, as the complex geometry of the G80 can sometimes show wear on tension struts if the vehicle has seen significant track use.
Observe the cooling fan behavior after a hard run; listen for any erratic high-pitched whirring, as the cooling systems on the S58 are highly pressurized and warrant a quick check for signs of coolant residue near the expansion tank.
Check the gearbox engagement by switching between D and R while stationary; ensure there is no hesitation or heavy 'thud', as the ZF 8-speed transmission is robust but benefits from verifying the software hasn't been aggressively tuned.
Inspect the inside edge of the front tires for uneven wear patterns, as the aggressive factory alignment settings on the Competition model often lead to faster wear that might be masked by fresh rubber.
Initial running-in service completion check; ensure the differential fluid was swapped as per the BMW M break-in protocol.
Consider a spark plug interval check; the S58 runs high boost pressures and thrives on fresh ignition components.
Full drivetrain fluid flush recommended; includes the 8-speed transmission, front and rear differential, and transfer case if applicable.
Verify the Service History: Ensure all oil changes have been completed well within the 15,000km intervals, preferably every 10,000km given NZ driving conditions.
Paint and Body Integrity: Check the front bumper and side skirts for stone chips, as the wide body design is prone to road debris accumulation.
Brake System Audit: Confirm the remaining pad life and rotor thickness, particularly if the vehicle is fitted with the optional Carbon Ceramic brakes.
iDrive Software Check: Ensure the vehicle software is up to date to support current Apple CarPlay/Android Auto connectivity features.
Coolant System Inspection: Visually inspect the charge-air cooler lines for any signs of sweating or minor leaks.
Estimated repair costs if issues arise
If this component needs attention in the future, the estimated cost in NZ is higher than standard sedans due to the M-specific sizing. It is wise to prepare for a full set replacement if the current rotors are nearing minimum thickness.
Depending on the car's history, you might eventually need to budget for the replacement of auxiliary water pumps or sensors, which ensure the S58 stays within optimal operating temperatures.
If a damper shows signs of leaking or electronic failure as the vehicle reaches higher kilometers, replacing the adaptive units is a significant task that ensures the car maintains its factory ride quality.
Noticed something inaccurate or missing?Suggest an edit→
Disclaimer: This report is generated with the assistance of AI analysis based on verified automotive data. While we strive for 100% accuracy, enthusiasts should always conduct physical inspections and consult service records. View Full Disclaimer