Mobil GS-333 Extra

Mobil passenger-vehicle-lube , Chile

ASXXMOBIL GS 333 EXTRA

Product Description

Mobil GS-333 Extra Antifreeze and Coolant is a phosphate-free ethylene glycol base antifreeze and coolant that is designed to provide outstanding long-term protection of all cooling system metals and engine components.

Mobil GS-333 Extra Antifreeze and Coolant incorporates a premium hybrid organic acid technology (HOAT) to provide 241,000 kilometers or 5 years of maximum protection against corrosion and overheating in all automotible and light-duty trucks, when a complete cooling system flush and fill is performed. It is compatible with other premium long life HOAT coolants.

Features and Benefits

• Protects all engine metals against damaging rust and corrosion

• Excellent hot surface aluminum protection

• Phosphate-free formula helps reduce hard water scale deposits

• Outstanding protection in high operating temperatures

Specifications and Approvals

Mobil GS-333 Extra Antifreeze and Coolant meets or exceeds the requirements of:

ASTM D-3306	X
ASTM D-4340	X
BS 6580	X
Cummins 14603	X
MTU A 00/061/170	X
John Deere H24A1, H24C1	X
GM 1825M / 1899M	X
TMC RP 329	X

Protection Table

Concentration	Protects from
	Freezing Down to	Boiling Up to*
40	-24 °C / -11 °F	127 °C / 261 °F
50	-37 °C / -34°F	129 °C / 265 °F
60	-52 °C / -62 °F	132 °C / 270 °F

*Using a 15 PSI Pressure Cap

Chemical Properties

Property	ASTM Test Method	Typical Values
Specific Gravity (60/60˚F)	D1122	1.130 – 1.150
Freezing Point, 50 Vol. %, ˚F	D3321 or D1177	-34˚F
Boiling Point, 50 Vol. %, ˚F	D1120	226˚F
pH, 50% Volume Solution	D1287	7.5 – 8.8
Reserve Alkalinity, mL	D1121	15.0 – 18.0
Foam Test	D1881	150 ml. / 5sec., Max
Color	Visual	Green

Health and safety

Health and Safety recommendations for this product can be found on the Material Safety Data Sheet (MSDS) @

All trademarks used herein are trademarks or registered trademarks of Exxon Mobil Corporation or one of its subsidiaries unless indicated otherwise.

06-2023

COPEC S.A.

Isidora Goyenechea 2915, Las Condes, Santiago Chile

Typical Properties are typical of those obtained with normal production tolerance and do not constitute a specification. Variations that do not affect product performance are to be expected during normal manufacture and at different blending locations. The information contained herein is subject to change without notice. All products may not be available locally. For more information, contact your local ExxonMobil contact or visit www.exxonmobil.com
ExxonMobil is comprised of numerous affiliates and subsidiaries, many with names that include Esso, Mobil, or ExxonMobil. Nothing in this document is intended to override or supersede the corporate separateness of local entities. Responsibility for local action and accountability remains with the local ExxonMobil-affiliate entities.