Bilstein B6 4600 07-13 Ford Expedition/Lincoln Navigator 46mm Rear Monotube Shock Absorber 2013-chevrolet-silverado-1500-ls-esi4834087 This system features Borla(r) 'S

This system features Borla(r) 'S Polyphonic Harmonizer Technology which utilizes patented units that contain pipes of different diameters and lengths to create multiple exhaust notes that harmonize to deliver a clean

XR-1(r) Multi-Core Slim Line Racing Muffler

S-Type Axle-Back system

which are calibrated on a vehicle-by-vehicle basis to deliver the most desirable sound

Bilstein B6 4600 07-13 Ford Expedition/Lincoln Navigator 46mm Rear Monotube Shock Absorber 2013-chevrolet-silverado-1500-ls-esi4834087 This system features Borla(r) 'SBilstein B6 4600 shock absorbers are designed as a direct fit upgrade to OE shock absorbers on stock height light trucks and SUVs. These shock absorbers feature a monotube design which provides consistent fade free performance. B6 4600 shock absorbers utilize a unique, velocity sensitive, digressive piston which reacts to changing road conditions. All B6 4600 shock absorbers are tuned for each specific application to ensure optimal performance is