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If linex will spray them…… our local linex only wants to do truck beds, hardly anything else. Wouldn’t even quote the wheel wells.I would spray them with a hard coating like @Dane mentioned or take the running boards to Line-x and have them resprayed, will last like new.
What grit? 60 or lower. I bought 2 new but held onto the old ones thinking I’d refinish. The top is thick. Looks like a pain to strip.I stripped mine and recoated them with bed liner. Looks surprisingly good for $70 worth of flap discs and spray on bed liner.
I think I stepped it between 200 and 300 grit. Just be careful or it can eat into the aluminum (ask me how I know).What grit? 60 or lower. I bought 2 new but held onto the old ones thinking I’d refinish. The top is thick. Looks like a pain to strip.