along with the GM dexos1 gasoline engine oil approval. Royal Purple’s Synthetic Oil features enhanced additive technology that helps to prevent metal-to-metal contact beyond both GM dexos1 and ...

Main thing in any engine oil when you switch then when you are using mineral then you can jump to semi synth or fully synth oil but you can't down grade or you should not down grade from fully to ...

CITY DRIVING WILL MAKE ENGINE TO SOUND KNOCKING AT LOW SPEED IT'S TO MUCH VIBRATING. EVERY THINGS IN IT IS COSTLY AND VERY COMPLEX TO MAINTAIN. MY LAST VEHICLE WAS KARIZMA R IT'S TOO MUCH BETTER ...