SF Racing Air Struts for 2018-2023 Kia Stinger (CK) GLC63 AMG All Upper Tubular and Lower

All Upper Tubular and Lower Boxed Trailing Arms for the 1964-1967 Buick Skylark use polyurethane bushings on both ends

Full-length ride-height adjustment separates preload from ride height — meaning you can drop the 5 Series E39 to the height you want while preserving spring travel and shock stroke

1990 BMW 5 Series (E34)

2022 BMW 430i 4 Series RWD (G22)

The key element to this tunability is QuickTune Technology: dry modular valve packs that can easily be swapped out

SF Racing Air Struts for 2018-2023 Kia Stinger (CK) GLC63 AMG All Upper Tubular and LowerSF Racing Air Struts for the 2018 2023 Kia Stinger (CK) are engineered for enthusiasts who demand premium ride quality, aggressive stance, and full adjustability. Designed to work seamlessly with most major air management systems, these air struts provide the perfect balance between daily drivability and show quality fitment. Whether you're looking to slam your car for a clean stance at a car meet or raise it back up for a smooth ride home, SF Air