H&R 85-91 BMW 325e/325i/325is E30 Race Spring (Non Cabrio/Tuner Fitment) Suspension>Caster Kits your engine will reach a

your engine will reach a better level of cooling from the help of both an increase in core volume by 77-percent over stock and external fin surface area by 163-percent

We painstakingly designed and tested the integrated resonator to keep the power in the most useful RPM range

4L Powerstroke products

the anti-oxidation protection benefits are substanial

The kit works seamlessly with stock ducting and requires no cutting

H&R 85-91 BMW 325e/325i/325is E30 Race Spring (Non Cabrio/Tuner Fitment) Suspension>Caster Kits your engine will reach aH&R Race Springs are designed for high performance drivers'who want the most out of their vehicles. When the need for uncompromised handling performance becomes a priority, H&R Race Springs will provide over the top race ready performance and appearance. They help balance vehicle weight for improved performance and control, while lowering the center of gravity.