Just got this 125 gallon tank. I have the fluval fx4 canister

Fluval FX4 High Performance Canister Filter

Fluval FX4 Canister Filter

Filter options for a 55 gallon Mbuna tank.

Fluval FX-4 Install for the 125 Gallon Overhaul! KGTropicals

125 Gallon Community Tank - Changes Are Happening!

Enhanced Performance: Multi-stage filter pumps out 700 US Gal (2,650 L) of water per hour, with the patented Smart Pump advanced microchip technology

Fluval FX4 High Performance Canister Aquarium Filter - Multi-Stage Filtration, Built-In Powered Water Change System, and Basket-In-Basket Tray Design

Fluval Canister Filter (IN-STORE PICKUP ONLY) – King Koi and Goldfish

What filters are people running??

Mississippi - 125 gallon stand lid lights canister filter

Penn-Plax Cascade 1500 Cansiter Filter - CCF5UL for sale online