If you’re looking for a performance lowering shock absorber or strut, the BILSTEIN B8 Sport Series is up to the task. Designed to enhance your car’s lowered suspension, BILSTEIN’s monotube gas pressure technology features delivers a sport ride with remarkable comfort. *The product benefits at a glance:* * Monotube gas pressure construction * High-performance shock absorbers and struts designed specifically for lowering springs and production sport vehicle * Sport-tuned with a high level of comfort * Precision handling and optimized vehicle control * Road-tested and fine-tuned by BILSTEIN PartNumber : bil34-050507 Description : B8 Performance Plus - Suspension Strut Cartridge Series : B8 (SP) Boot Included : No Internal Design : Monotube Lower Mount Type : Stem Upper Mount Type : Stem Finish : Chrome Plated Title : Bilstein Shock Absorbers Series : B8 Performance Plus California Proposition 65 : WARNING: Cancer & Reproductive Harm - www.P65Warnings.ca.gov Position : Front 1985-1989 Porsche 911 Carrera H6.3163cc Suspension::Shocks and Struts 1983 Porsche 911 SC H6.2999cc Suspension::Shocks and Struts 1989 Porsche 911 Speedster H6.3163cc Suspension::Shocks and Struts 1976-1977 Porsche 911 Turbo Carrera H6.2999cc Suspension::Shocks and Struts 1986-1989 Porsche 911 Turbo Carrera H6.3294cc Suspension::Shocks and Struts 1978-1979 Porsche 930 Turbo H6.3294cc Suspension::Shocks and Struts