Collection: All Collections
Heavy Duty Diesel Engine Oils
Top tier, API CK-4 core spec, friction modified, synthetic and synthetic blend diesel engine oils for virtually all US and European diesel engines. They deliver outstanding engine protection and functionality, improved fuel
economy and extremely long drain intervals.
TRIAX Fleet Supreme 15W-40 Full Synthetic
(25) 25 total reviews
4.96 / 5.0
TRIAX Fleet Supreme 10W-30 Full Synthetic
(12) 12 total reviews
5.0 / 5.0
TRIAX Fleet Supreme 5W-30 Full Synthetic
(3) 3 total reviews
5.0 / 5.0
TRIAX Fleet Supreme 5W-40 Full Synthetic
(44) 44 total reviews
5.0 / 5.0
US & Asian Car Engine Oils
Ultra-premium, full synthetic lubricants designed to deliver exceptional wear protection, fuel economy, and engine longevity. All these products are formulated with advanced nano-level friction modifiers. They are fully API Licensed under API SQ and SP and built to outperform both in daily driving and demanding conditions.
TRIAX Synergy SRT 5W-30 Full Syn
(62) 62 total reviews
4.94 / 5.0
TRIAX Synergy SRT 0W-20
(32) 32 total reviews
5.0 / 5.0
TRIAX Synergy SRT 5W-20 Full Syn
(13) 13 total reviews
4.92 / 5.0
TRIAX Synergy SRT 0W-30
(7) 7 total reviews
4.86 / 5.0