Swift Coil-Over Helper Spring - 2.5" ID x 5.0" Tall - 50 lb. Mobile Radio Speaker 25 restrictive factory system and

25 restrictive factory system and have been designed and built here in the USA using the BBK patented adjustable Varitune performance mufflers and 2

AN-12 to (2) AN-10

All necessary gaskets and upgraded mounting hardware sold separately

mandrel bent aluminized tubing and all the hardware necessary for a great fitting installation

Swift Coil-Over Helper Spring - 2.5" ID x 5.0" Tall - 50 lb. Mobile Radio Speaker 25 restrictive factory system andUnlike our assist springs, our helper springs are specifically designed to have a minimal effect on the spring rate of the main coilover spring. Helper springs allow the spring to stay on mounted on the coilover perch when the shock is under negative or zero load, also known as droop travel. It is ideal to run helper springs on setups where you cannot preload the main spring due to height issues or when experiencing springs coming loose from the