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Description

Swift Assist Springs (Pair)Assist Springs Get the best of both worlds, Swift assist springs provide a dynamic step linear rate. Like our helper springs, the assist springs are designed to be fully compressed at static height. Every one of our assist springs compress to the exact same height. This allows drivers to change assist springs without resetting the perch on the coilovers so the ride height isn't affected. Heavier rates of assist springs over helper springs are used to

"Street Version" wit 2 piece housing and optimized Shift rod designed for coplete Interior use

NOW SOLD AS SP1527F-STD-S65 (V2)

This diffuser offers Mercedes lovers a carbon fiber option for their W205 C63/C63S

Please refer to the install guide for the correct install procedure

135xiF22/23 – 235i

Requiring No Modifications to Install Includes Hardware and Installation Kit with Picture Diagrams Containing 32 Different Parts for Easy Installation

Sedan 2006 BMW 330Ci Base 3

BMW OEM PART NUMBER 13717590304

Wagon 2007 BMW 530xi Base 3

This diffuser is ideal for the M owner who loves the overly-stated features that really make their car stand apart from all the others out there

ea-KWGFwEA-h68620057

(Optional) Off the shelf (OTS) tunes for 91/93/Race gas/E85 octane

Exchange/Return Notes