Precision data on ownership costs, mechanical reliability, and forensic failure analysis for the world's most prestigious marques.
Is the Audi RS5 B9 reliable? Forensic guide to the EA839 rocker arm failure, charge-air cooler hydrolock risk, and why the July 2019 build date is the most important number in your purchase.
Is the BMW M3 F80 reliable? Detailed technical guide to the S55 crank hub failure, charge-air cooler hydrolock risk, DCT pan leaks, and why this is the most robust M3 ever built—after two fixes.
Is the BMW M4 F82 reliable? Forensic guide to the S55 crank hub failure, charge-air cooler hydrolock risk, DCT pan leaks, and why the 2018 LCI is the sweet spot for used buyers.
Is the BMW M5 F10 reliable? Forensic guide to S63 rod bearing failure, 'Hot-V' turbo coolant leaks, leaking injectors, and why 'Dealer Maintained' is a dangerous term for this 560hp beast.
Is the Mercedes C63 AMG W205 reliable? A complete forensic guide to the M177 V8's oil separator failure, valley pan leaks, suspension costs, and why it's the safest modern German V8 you can buy.
Is the Porsche Cayenne 958 reliable? A forensic deep dive into the transfer case shudder, cooling system plastic failures, bore scoring risks, and why the 2013-2018 models are the 'sweet spot' for used luxury SUVs.
Access our forensic data repositories for detailed mechanical analysis and cost forecasting.
Forensic rankings of the most durable luxury vehicles based on multi-year maintenance telemetry.
Real-time monitoring of vehicles with statistically significant engine and transmission failure patterns.
Forensic cost matrices for major mechanical repairs. Project your financial exposure before purchase.
Select a manufacturer to access our forensic intelligence database and failure registries.