If your goal is to reduce line fouling, line twist, and messy rigging, swivels and clean terminal connections are the right place to start. The R&R Tackle Stainless Steel Barrel Swivels – 50lb, 100lb, 200lb, 400lb (12pk) are built to reduce line twist and improve overall rig performance. The R&R Tackle Ball Bearing Swivel and Clarkspoon Ball Bearing Snap Swivel 60 pc Assortment - Full Stainless Steel Construction are even better when lures spin hard or when you want smoother rotation under load.
For hard baits and hardware changes, Gamakatsu USA Fishing Hooks Superline Split Ring helps keep the connection compact and rounded, which can reduce wear and snags. Eagle Claw Lazer Sharp Split Ring Plier w/ Cutter makes clean line cuts and fast rig changes, which helps avoid frayed ends and sloppy knots.
If the “fowling” is actually caused by lure roll, weed pickup, or a bait that tracks poorly, switch to a better-running lure rather than only adding terminal tackle. If the issue is mostly casting distance or sensitivity, line choice matters too, and K9 Fishing 8-Strand SuperBraid is a strong upgrade.