I hate to solder. I buy the solderless harnesses from Kelling Sound. In the case of this bass it smoothed out the tone and seems to have enhanced the lows. It's a killer now. P Bass Harness Solderless CTS Split or Solid Orange Drop .047 KellingSound | eBay I have a 90's reverse P Ibanez that's very bright. This just may be the thing to calm it down.