For marine engines with fluid extraction through the dipstick tube
or throwing emissions codes
Valeo (European and some American vehicles)
or yellow metal (brass/bronze) corrosion — GL-5's sulfur-phosphorus additives can attack brass synchronizers in some designs
or fitting needs physical replacement — no treatment can repair hard leaks from torn seals
Cerma Ceramic Automatic Transmission Fluid SiC ATF | Cerma law enforcement For marine engines with fluid) > ) All 6 variants listed: Quart, 12 Qt Case, 1 Gallon, 4 Gallon Case, 5 Gallon Pail, 55 Gallon Drum Uses CERMAX branding consistently to match product label + metafield FAQs Quad Protection framing (wear + deposits + corrosion + slip elimination via SiC) Claim qualified with disclaimer (OEM spec targets, performance varies) Metafield FAQs this HTML AVOIDS: what is it, sizes, vehicles, CVT SVT, benefits vs conventional HTML FAQs cover: time to