The FIA explains ADUO, the mechanism by which manufacturers may upgrade their homologated power unit during a season, or the subsequent one, in ordr to encourage close competition. read more »

Formula One's governing body has formally updated the regulatory framework surrounding the Additional Development and Upgrade Opportunities (ADUO) system, confirming... read more »

Honda has been granted additional wriggle room to recover it's Formula 1 campaign read more »

Formula 1's governing body the FIA has made additional tweaks to the relevant 2026 regulations to help power unit manufacturers catch up in a move which is expected to... read more »

With 'ADUO' set to become one of the most frequently used acronyms in the Formula 1 paddock during the 2026 season, Sky Sports F1 explains why the sport's new... read more »

Formula One's 2026 regulatory cycle was always going to be a seismic shift, but few expected the competitive picture to become so politically charged so quickly. read more »

To prevent a repeat of 2014, the FIA has included a safety net in the current Formula 1 power unit regulations: the Additional Design and Upgrade Opportunities, or ADUO.The... read more »

Mercedes believes F1's ADUO should not be used as a means for rivals to "leapfrog" it in the competitive order read more »

The mechanism by which engine manufacturers can make up lost ground could result in a few surprises. read more »

Audi Formula 1 project chief Mattia Binotto has handed his team a reality check about what is and isn't possible, as the FIA's ADUO programme will soon take effect.... read more »

Everything you need to know about Additional Development Upgrade Opportunities - F1's new rule for 2026. read more »

Formula One's next regulatory cycle, spanning 2026 to 2030, introduces not only a radically redesigned hybrid power unit but also a new mechanism intended to prevent any... read more »

Further clarity has been offered on F1's new lifeline ADUO (Additional Development and Upgrade Opportunities) and how it could benefit Aston Martin and Honda. read more »

Formula 1 race starts in 2026 come freighted with many uncertainties, but one thing is virtually guaranteed: the sight of both Audis, having qualified well, falling off faster... read more »

How d'ya ADUO? Welcome to our explainer on the latest acronym working the F1 commentary circuit, ADUO or Additional Development and Upgrade Opportunities. read more »

A new FIA mechanism aims to prevent engine performance gaps spiralling out of control in 2026... read more »

Ahead of the arrival of the major technical revamp, F1Technical's senior writer Balazs Szabo explains how the governing body, the FIA intends to prevent large performance... read more »

Red Bull Ford Powertrains technical director Ben Hodgkinson would rather have a "gloves-off fight" between power unit manufacturers, rather than Formula 1's new... read more »