Supersprint BMW F48 X1, F49 X1 & F52 1 Series Stainless Steel Rear Exhaust - Racing Product Type_Keyhole Cover The progressive spring design balances

The progressive spring design balances ride height reduction with suspension responsiveness

With the B9 being prone to rapid heat soak

This comprehensive set includes both the upper and lower canards

reflecting AST’s extensive experience in producing springs for over 2500 vehicle models since 1966

Supersprint BMW F48 X1, F49 X1 & F52 1 Series Stainless Steel Rear Exhaust - Racing Product Type_Keyhole Cover The progressive spring design balancesThe Supersprint Rear Exhaust Right Left "Racing" is a precision, direct fit stainless steel upgrade engineered for the BMW F48 X1, F49 X1 & F52 1 Series. It replaces the restrictive factory component to free up exhaust flow, sharpen throttle response and give your BMW a deeper, more purposeful note. Supersprint has been handcrafting performance exhausts in Mantova, Italy since 1955. Every system is designed and validated on the dyno not by assumption