In this video I show DIY - ers How To Re-Tolex a Guitar 4x12 Speaker Cabinet. Step By Step video of replacing a Peavey 5150 4x12 speaker cabinet's Tolex. This complete guide can be followed as a DIY example and How To. There are lots of TORN UP Marshall, Peavey, Mesa Boogie 4x12 speaker cabinets out there that can benefit from this complete DIY How To.