For your $100 budget for interconnect and $200-$250 budget for speaker cables, I would second the Kimber 4TC or 8TC for speaker cables. Interconnects....too many to choose from. Any cheap decent brand from a reputable manufacturer would do. Use stock power cords.
A suggestion above on the Synergistic Research Tesla Accelerators may have burst the poster's budget.
A suggestion above on the Synergistic Research Tesla Accelerators may have burst the poster's budget.