H&R 2.5 inch ID Single Race Spring | Length 8 inch | Spring Rate 950 lbs/inchInside Diameter: 2. 5 inch ID Length: 8 inch Spring Rate: 950 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.

Factory hardware can be reused

2mm pipes that connect to a dedicated high-performance true 2

Turbo Inlet Hose

reliable gains in horsepower

2 Boxster / Cayman Sport Headers

Radio frequency interference (RFI)suppressor optional

When installing onto a small port cylinder head

Permanent magnets/field coils tested for field strength and shorts (replaced with new as required)

Utilizing CNC aluminum components along with aerospace quality hose

DRA Series — 40–60 mm widening

Inside Diameter: 60mm ID Length: 120mm Spring Rate: 130 N/mm or 742 lbs/inch

Fits Porsche 970 Panamera V6 (non-turbo) vehicles (2010-2016)