DOD AFM Cam Springs Lifters Kit For 1999-2013 Chevy Silverado GMC 4.8 5.3 5.7 LS

DOD AFM Cam Springs Lifters Kit for Chevy Silverado, GMC

This DOD AFM cam springs lifters kit replaces the factory active fuel management components with a conventional cam, springs, and lifters, eliminating AFM failure points on 1999-2013 Chevy Silverado and GMC trucks with 4.8L, 5.3L, and 5.7L LS engines.

Overview

The DOD AFM cam springs lifters kit provides a complete hardware solution for disabling Displacement On Demand and Active Fuel Management on GM LS engines. This kit swaps out the factory AFM lifters and camshaft for standard non-AFM components, preventing common oil consumption and lifter failure issues. It is designed for 1999-2013 Chevy Silverado, GMC Sierra, and similar LS-powered trucks, making it a dependable choice for shops and enthusiasts performing AFM deletes.

Built For Performance

• Includes a high-lift camshaft profile to restore full engine performance after AFM removal.
• Heavy-duty valve springs handle the increased lift of the new cam and provide stable high-RPM performance.
• AFM-delete lifters eliminate the failure-prone collapsing lifter design.
• Kit contents are matched for seamless installation on 4.8L, 5.3L, and 5.7L LS engines.
• Manufactured from high-grade steel alloy for long service life.
• All components meet or exceed OEM durability standards.

Fits These Machines

• for Chevy Silverado 1500/2500/3500 (1999-2013) – 4.8L, 5.3L, 5.7L
• for GMC Sierra 1500/2500/3500 (1999-2013) – 4.8L, 5.3L, 5.7L

On-The-Job Use

• Performing a full AFM/DOD delete on high-mileage trucks.
• Replacing the valvetrain and camshaft during an engine rebuild.
• Preventing oil consumption and misfire codes caused by failing AFM lifters.
• Converting an AFM-equipped engine to a reliable conventional cam setup for towing or performance.

Good To Know

Q: Is tuning required after installing this DOD AFM cam springs lifters kit? A: A custom ECU tune is necessary to disable AFM in the vehicle’s computer and properly calibrate for the new camshaft.

Q: Will this kit fit all 1999-2013 Chevy Silverado trims? A: It is designed for 4.8L, 5.3L, and 5.7L LS-based engines; verify engine RPO code before purchase to ensure proper fitment.

Slight variation in finish or dimensions may occur between production runs, and fit can depend on serial number, so confirm compatibility before ordering.