ST Suspension XTA Height, Rebound Adjustable Coilover Kit w/Top Mounts for E9X M3 w/o Electronic Damper Control 1592 After multiple revisions for sound

After multiple revisions for sound and dyno testing we settled on using a one piece mandrel bent over axle pipe that goes straight into the free flowing part of the OEM PSE exhaust and a secondary pipe TIG welded to the main section to make a Y configuration to utilize the quiet side of the PSE exhaust when the valves are closed

Replaces the mundane and extermely quiet factory exhaust sound with a throaty and aggressive performance exhaust note

Charge Pipes and Charge Hose System is a comprehensive upgrade for the 2

Direct bolt-on replacement for the factory downpipe enhances ease of installation

and the tones can also be controlled from within the cockpit with addition of the optional Akrapovic Sound Kit

ST Suspension XTA Height, Rebound Adjustable Coilover Kit w/Top Mounts for E9X M3 w/o Electronic Damper Control 1592 After multiple revisions for soundFor those who demand the absolute best performance comes the ST XTA coilover. The full driving behavior of your car can be adjusted using KW damper technology along with an adjustable aluminum uniball top mount for fine tuning of the camber and caster! Performance driving in mind ST XTA coilovers feature KW damping technology which allows the suspension to be made either stiffer or softer depending on the driving conditions. This damping adjustment is