Timbren SES Helper Spring Kit Stock Height Rear - Rubber - GM Fullsize Truck 2011-12 CS-5P-EXT-10 Connects to the factory dual

Connects to the factory dual exhaust tips for a stealthy look

1990-2005 Buick Century

That is why the PROTHANE products are greatly superior

Together they offer a dramatic improvement in performance and handling

5/16" Female Quick Connect

Timbren SES Helper Spring Kit Stock Height Rear - Rubber - GM Fullsize Truck 2011-12 CS-5P-EXT-10 Connects to the factory dualProduct Description: Helper Spring Kit SES Stock Height Hardware Included Rear Rubber Black GM Fullsize Truck 2011 23 Timbren was founded in 1965 to advance the ride quality of trucks while towing. Today they manufacture suspension enhancement systems for towing, rubber helper springs, and full trailer suspensions designed for both on and off road uses.