tr6's in mine but i a, spraying. And as far as oil i woild go with "greman" castrol 0w 30. A guy by the name a pacman on ls1tech test oil and this has been alot better then mobile 1. I have been useing it for the last year or so. Make sure on the back it says made in germany.
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Sold.
1999 F350 7.3 Powerstroke
Formula 223ls, 454 mag
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