AFM Disabler for GM Silverado & Sierra 5.3L & 6.2L V8 – Made in USA – Fits 2007–2020 AFM/DFM – GM Trucks & SUVs – Eliminates V4 Mode

Max Cylinder AFM/DFM disabler is expertly engineered and made with high-quality OEM-grade components in the USA for a compact, unintrusive form factor and unrivaled quality you can trust. Backed with a Lifetime Warranty from Dezine Group.

Conquer the Shudder: Say goodbye to jerky, disruptive engine shudder. This plug-and-play active fuel management AFM/DFM disabler delivers a smooth driving experience at maximum power.

Embrace the Rumble: This AFM/DFM disabler lets you enjoy the full exhaust sound without that annoying sound change when switching from V4-V8 mode. - especially with an aftermarket performance exhaust installed - no more muffled roars.

Install with Ease: Simply plug-in under the dash to install. It won’t delete factory settings and no special tools or kit is needed. This AFM/DFM disabler is optimized for most GM V6 and V8 AFM/DFM vehicles and most Chevy Silverado 5.3, 6.2 engines from 2007-2020

Unleash Uncompromised Power: Stop leaving performance on the table. The Max Cylinder disabler maximizes all of your engine's true potential by preventing cylinder deactivation in AFM or DFM vehicles.

Fitment: Does NOT work with GM 10 speed transmission applications.