H&R 17-20 BMW 430i Gran Coupe/440i Gran Coupe F36 Sport Spring

H&R 17-20 BMW 430i Gran Coupe/440i Gran Coupe F36 Sport SpringEvery spring produced by H&R comes from the H&R ISO 9001 certified engineering and manufacturing facility in Germany. All H&R springs are produced from a special 54SiCr6 spring steel, which has strength rated at 290,000 psi resulting in unrivaled tensile strength and resiliency. H&R Sport Springs offer the handling characteristics and aggressive appearance that youve been looking for, without the harsh ride characteristics of less advanced spring

The resulting system is very efficient and reduces the resistance to the turbos by giving a smooth path for the airflow to travel through

- Rebound and compression damping adjustable damper technology

B8 Performance Plus dampers are the ideal solution for pairing with a lowering spring for improved handling and sportier look with the added benefit of world-famous Bilstein quality

- vehicle specific spring rates

Just like our 5x120 version

When arriving to the racetrack

Less pressure drop then stock intercooler

Includes necessary hardware for a hassle-free installation

Dual Port vents both to the atmosphere and back into the air intake

Lowers Front by 1

62Inch³)

and AC condenser