225 40 R18 Efficient Grip Performance G/Y Tyres One of the best tyres that Goodyear has produced is the EfficientGrip Performance tyre. Providing better wet grip, fuel economy, braking distance, rolling resistance and fuel consumption than the vast majority of its competitors, the EfficientGrip Performance was rated as exemplary by many motoring magazines, and won countless tests against some other high profile competitors.