Bilstein B16 1997 BMW 540i Base Front and Rear Performance Suspension System 2011-mercedes-benz-s600-base-esi9874249 This Cat-Back(tm) features a dual

This Cat-Back(tm) features a dual 3" system WITHOUT exhaust tips for those who wish to retain the factory tips

This extension pipe is used to fit the 140680 & 140680BC systems to the longer Wheelbase 140

System contains a X-Pipe for increased performance and improved flow

BORLA® stands behind every Resonator with a Million-Mile Warranty

use 3" wide band clamp 18004 (clamps not included)

Bilstein B16 1997 BMW 540i Base Front and Rear Performance Suspension System 2011-mercedes-benz-s600-base-esi9874249 This Cat-Back(tm) features a dualBilstein B16 (PSS9) suspension kits feature ride height adjustability with 9 stage manually adjustable dampers in an OE quality, direct fit package. The 9 stage damping system adjusts both rebound and compression with each click to provide the best handling performance in any condition. These kits offer monotube performance dampers with matched springs that are tuned for each specific application. The zinc coated and threaded body design will give you