Arnott Air Suspension Compressor Installation Video MB GL/GLS-Class (X166) and ML/GLE-Class (W166)

Learn how to install Arnott's P-3258 air suspension compressor on a Mercedes-Benz GL/GLS-Class (X166) and the Mercedes-Benz ML/GLE-Class (W166).

Since 1989, Arnott has been the innovator in air and suspension products. Today, Arnott is the global industry leader in manufacturing quality aftermarket suspension products and accessories.

The Arnott Air Suspension Compressor P-3258 is a direct replacement for the original OE compressor from Mercedes-Benz. The Arnott compressor is manufactured using quality components and is built to OE specifications. This maintenance-free compressor is extensively tested by Arnott engineers to assure durability along with OE like performance, functionality and fit. This compressor is assembled with a vehicle-specific mounting brackets and reuses the factory isolators and mounting hardware for a fast installation. This replacement Mercedes-Benz compressor comes with an integrated air dryer unit, new relay, thermal overload protection, and mates perfectly to the OE electrical connectors, airline fitting, and intake hose.

Relay MUST be replaced!

Installation must always be done by a certified mechanic. For more installation resources, please go to https://www.arnottmanuals.com/