to prevent modifications that may prejudice safety, in particular by increasing vehicle performance through tampering with the powertrain in order to increase the maximum torque and/or power and/or maximum design vehicle speed which have been duly established during the type-approval procedure as followed by the manufacturer of the vehicle;
cosc a chur ar mhodhnuithe a d’fhéadfadh an tsábháilteacht a chur i mbaol, go háirithe trí fheidhmíocht feithicle a mhéadú trí bhíthin cur isteach ar an ngléasra cumhachta chun go méadóidh an uas-chasmhóimint agus/nó an chumhacht agus/no an t-uasluas dearaidh feithicle a rinneadh a shuíomh go cuí i rith an nós imeachta cineálcheadaithe arna leanúint ag monaróir na feithicle;