I had my factory tank replaced with a 61 gal TransferFlow tank and also had their 50 gal aux tank with the Trax 3 system installed my bed. I went with the 50 gal aux tank because it was the largest tank that would fit under my BakFlip bed cover.
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2012 Silverado 3500HD|4x4|Crew Cab|long bed|Dually
2012 Montana 3750FL
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