Bilstein B6-Shock Absorber (24-234504) 14420 HELICAL VALVES:We chose to use

HELICAL VALVES:We chose to use Helical Valves on our 997

5" diameter configuration from S-FLO Filter to turbo inlet coupler

and want it 24/7 Have an aftermarket exhaust that doesn't utilize the exhaust valve Have you disconnected your exhaust valve actuators and now you cant select different drive modes Then the GrimmSpeed Exhaust Valve Actuator Defeat is for you

though slight modifications may be needed during installation

5 Series Coilover Hardware Kit (56080-SP31) by aFe

Bilstein B6-Shock Absorber (24-234504) 14420 HELICAL VALVES:We chose to useBilstein B6 shock absorbers and struts are the ideal choice for improving the performance of any vehicle. These shock absorbers and struts feature a monotube design which provides consistent fade free performance. Bilstein B6 shock absorbers and struts utilize a unique, velocity sensitive, digressive piston which reacts to changing road conditions to provide consistent fade free performance. All B6 shock absorbers and struts are tuned for each