H&R 09-16 Audi A4 Quattro/S4 (AWD) B8 Super Sport Spring - 50361-77 fits_2005-`Chrysler`300C Standard (V2) is designed to

Standard (V2) is designed to increase handling performance while still retaining 2

Dyno Tested

One piece lower hose design reduces failure points for improved reliability

Due to the necessary design of the rear lower mount for this application

H&R 09-16 Audi A4 Quattro/S4 (AWD) B8 Super Sport Spring - 50361-77 fits_2005-`Chrysler`300C Standard (V2) is designed toOnly from H&R, Super Sport Springs have all the features of Sport Springs, plus additional lowering great for the seasoned enthusiast looking for a little more. These high tech progressive springs retain superior ride comfort. The handling of your vehicle will be improved with a lower center of gravity. H&R'super Sport Springs give your vehicle the best looking performance stance. Features & Benefits (hf) 54SiCr6 Spring Steel, Shot Peened, Block Set,