Bilstein B6 4600 46mm 17-19 Ford F-550 Super Duty 4WD 1969-porsche-912-base-esi6082441 System features Borla(r) 's Polyphonic

System features Borla(r) 's Polyphonic Exhaust 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

and 140837CF to be used on 202+1-2023 Mustang Mach 1 vehicles

If your car has 1 tip on each muffler and you want to upgrade it to 2 tips on each muffler (also know as quad tips)

5" diameter Cat-Back system features a True Dual design with two full tail pipes (Not just a single tail pipe with dual tips) that is unique in the industry

Bilstein B6 4600 46mm 17-19 Ford F-550 Super Duty 4WD 1969-porsche-912-base-esi6082441 System features Borla(r) 's PolyphonicBilstein 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