Seller notes

ALLISON 1000 Chevy GMC Duramax DieselTransynd TES 668 Fluid Transmission - 1gal Fits 2000-up Allison 1000 - 2000 - 3000 - 4000Please note: For a "drain and fill", minimum (2) gallons are necessary to complete the job - refer to your vehicle owners manual Castrol TranSynd 668 Fluid Castrol TranSynd is a premium, full-synthetic automatic transmission fluid specifically formulated for Allison Transmission® on-highway automatic transmissions. TranSynd provides oxidative stability, anti-wear perform...

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