HKS Hipermax IV GT S15/S14 Full Kit Cylinder Heads It runs smaller when compared

It runs smaller when compared to standard US sizing

Upgrade performance while retaining catalytic function on your Porsche Boxster or Cayman 981 with the STRATEC 300‑Cell High‑Flow Catted Exhaust Manifold Headers

The switch assembly itself is included

Built to OE specifications

so no drilling or new holes required

HKS Hipermax IV GT S15/S14 Full Kit Cylinder Heads It runs smaller when comparedSingle Tube Damper Design Mono tube dampers allow for more accurate and stable control and adjustment of dampening. Lower ride height and center of gravity gives a more stable ride. Dust Boot Protect the shaft from the flying stones. PNE Coating Using this special surface coating provides 5 times better durability over standard galvanising. This prevents build up around the threads of the adjustment areas allowing for easier height adjustment. M Shaft