Eibach ERS 10.00 in. Length x 3.75 in. ID Coil-Over Spring GMC Sierra 1500 The unique IRF design utilizes

The unique IRF design utilizes the depth of the OE filter box for maximum filter media and 2 layers of synthetic media provide maximum airflow for best performance results within the confines of the stock OE filter box

Replaces OE 56028172AB

15 and 21-inch lengths

The input and output connections on this ballast are D1 standard

Actual Product May Vary

Eibach ERS 10.00 in. Length x 3.75 in. ID Coil-Over Spring GMC Sierra 1500 The unique IRF design utilizesEibach's ERS line has evolved over the years to be the world's most prominent, comprehensive and superior Race Spring System. Eibach Race Springs are all manufactured in series production, often repeated, with a strong manufacturing experience. Thus, Eibach constantly achieves the most linear spring characteristic (rate) while maintaining the lowest tolerances and the highest quality in the industry.