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Ships within 48 hours · Estimated delivery Aug 30 - Sep 4
The APR Valve Spring utilizes a beehive design that allows for a reduction in mass in not only the spring itself
That means fewer transitions and less power-robbing turbulence
Dinan Anti-Roll Bar Set
Multiple switchable profiles including various sport modes
Single swedged pipe
AWE Tuning Track Edition Exhaust | B9 S4 | 3.0L Turbo V6 Color:Diamond Black The APR Valve Spring utilizesThe most aggressive system in the lineup. The Track Edition replaces all resonators with straight pipe sections, keeping only the X pipe for balance. Includes non resonated downpipes and delivers constant volume and raw tone. Comes with 102mm slash cut, double walled tips (Chrome Silver or Diamond Black), AWE logo etched, and individually adjustable. Warning: This system gets loud and is not returnable based on sound preference. Features: Proudly
