Bilstein 17-19 Volvo S90 / 18-19 V90 B6 Performance Shock Rear 2021-gmc-sierra-2500-hd-denali-esi4188345 All BORLA® Cat-Back™ and Axle-Back

All BORLA® Cat-Back™ and Axle-Back exhaust systems feature patented straight-through and multi-core technology designed to unleash hidden horsepower

Notched necks for easy clamp-on installation using 1" wide band style clamps 1) 18330 and 2) 18222 (clamps not included)

and is also available as an Axle-Back system S-Type (PN11775)

it's an amazing 346cfm increase which accounts for the dramatic power gains along with subsequent mileage improvements

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

Bilstein 17-19 Volvo S90 / 18-19 V90 B6 Performance Shock Rear 2021-gmc-sierra-2500-hd-denali-esi4188345 All BORLA® Cat-Back™ and Axle-BackBilstein B6 Performance dampers are a performance upgrade to OE dampers designed to be paired with the OE factory spring. These dampers offer application specific valve settings with a monotube design to bring out the best handling performance of a vehicle. Each damper is rigorously tested for quality that meets or exceeds OE standards. B6 Performance dampers will provide improved safety and handling performance with the added benefit of world famous