I use Bio-Bor, but not very often. I do use the product on boats, since they sit for longer periods of time. No problems.
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1999 2500 4x4, auto, 3. 54 LSD, HD241, Quad cab SLT, Blk Sport Pkg, 16x8 Eagles, 285 Bridgestone AT, Bilsteins, 100% Amsoil, 80/100w lights, Valentine One, DTT TC/vb, Mag-Hytek trans pan, DD2's, DD TTPM, Isspro gauges.
1992 SC400
1978 Mooney 201 IFR