Dual-Heat Monster-Ram for 6.7L Cummins
The Banks Dual-Heat Monster-Ram doubles cold-start power to 1,500 watts, adding a second coil heater for extreme climate Cummins owners.
The Leader in Diesel Performance
The Banks Dual-Heat Monster-Ram doubles cold-start power to 1,500 watts, adding a second coil heater for extreme climate Cummins owners.

These 12-valve Cummins upgrades wake up a ’90s RAM with real airflow and safe boost control. Banks Twin Ram, Ram-Air, and Big Head actuator sharpen response and reliability.
Banks exposes the “dirty little secret” of other intake brands and shows how the 2024+ Duramax L5P Ram-Air Intake delivers real airflow gains.

Banks airflow upgrades for the 6.0L Power Stroke include the Intercooler, High-Ram, and Boost Tubes—delivering more power, durability, and efficiency.

Banks Ram-Air Differential Cover and CoolRunner Oil Pan upgrades add capacity, reduce heat, and improve durability on a GMC Denali.
The side draft intake manifold pioneered by Gale Banks returns on the 2025+ Cummins 6.7L, delivering better airflow and proven performance.
The Banks Derringer Tuner for 2024–25 Duramax 6.6L delivers +86 hp and +178 lb-ft, transforming towing performance and everyday drivability.

The Banks Ram-Air Intake increases mileage and adds turbo whistle on the 2024 GMC Duramax, delivering proven gains in just 45 minutes.

The Banks Monster-Ram intake eliminates clogged grid heaters and bolt failures, protecting your 6.7L Cummins from costly damage.

GM Diesel technician Steven Laperriere shares how the Derringer Tuner transformed his 2024 GMC Duramax. From daily driving to towing, the power increase, factory-safe tuning, and iDash integration make it the best performance upgrade he’s installed.