Emil Frey Racing boss Jurg Flach has revealed suspicions that rival DTM teams are heating tyres without permission.<br>It is illegal in the German championship to use tyre blankets before a race with this seen as a move to save energy consumption and cost.<br>But in the wake of last weekend’s Norisring round, Flach has launched these suspicions after watching Manthey Porsche driver Thomas ...<a class='more' href='https://www.motorsport.com/dtm/news/emil-frey-boss-suspicious-of-dtm-rivals-illegally-heating-up-tyres/10741059/?utm_source=RSS&utm_medium=referral&utm_campaign=R SS-NASCAR&utm_term=News&utm_content=www'>Keep reading</a>

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