The XCL 5110 (PSA G33 type) is a very high performance liquid free from nitrite, phosphate, silicate and aliphatic additives. Ensures a long-lasting protection against corrosion of all engine metal parts (incl. aluminum and alloys). Excellent performance at high temperatures. Ethylene glycol-based liquid, especially formulated to meet PSA B71 5110 specifications. Compatible with most MEG-based and silicate-free coolants. ALWAYS CHECK THE MANUFACTURER CAR MANUAL BEFORE USE. It is recommended to drain the circuit before any coolant change.