QA1 MOD Series Front Coilover Kit - Double Adjustable, Large Tapered Flat Spring, 450 lbs/in Rate - 1982-1990 GMC S15 whiteline-strut-tower-brace 2023 Dodge Challenger Hellcat/Scatpack (LA)

2023 Dodge Challenger Hellcat/Scatpack (LA)

2017 Scion FR-S RWD

The balanced 6K/6K front and rear spring rates are tuned for the FA20 boxer engine platform

2024 Mini Cooper (F55/F56)

2020 BMW X4 M (F98)

QA1 MOD Series Front Coilover Kit - Double Adjustable, Large Tapered Flat Spring, 450 lbs/in Rate - 1982-1990 GMC S15 whiteline-strut-tower-brace 2023 Dodge Challenger Hellcat/Scatpack (LA)don't be limited to adjustments! Completely re valve in minutes with the MOD Series Shock. Designed specifically on your 1982 1990 GMC S15 to meet the demands required by today's high performance drag race and handling pro touring cars, QA1's multi patent pending MOD Series shock will transform the way racers respond to changing track conditions and configurations. The key element to this tunability is QuickTune Technology: dry modular valve packs