H&R 60mm ID Single Race Spring | Length 180mm | Spring Rate 160 N/mm or 913 lbs/inchInside Diameter: 60mm ID Length: 180mm Spring Rate: 160 N mm or 913 lbs inch H&R was founded by Werner Heine and Heinz Remmen in the 1970's with a simple idea in mind; with improved suspension, vehicles would have more control and better handling.

the SwitchPath™ Exhaust retains the factory valve operation while providing a significant increase in power

it was the only filter type that was able to offer adequate filtration to the engine

Direct bolt-in installation

It is always difficult to quantify gains for a specific product as a lot will depend on other modifications that have been carried out

or factory valve programming

a rarefaction or momentary drop in density of the surrounding air is created behind it

1J0-615-601-N / 1J0615601 N / 1J0 615 601 N / 1J0615601N

IE VW & AUDI 2

Does NOT fit MY'18

Rate: 10lbs/mm

2006+ Audi A3 3

straight-through design maximizes performance