Rear Upper Wishbone Inner Bush PFR85-514 for Golf Mk5 GTI & R32 Volkswagen > Golf > MK5 > ED30 The coupler connects the boost

The coupler connects the boost pipework to the intercooler ( see diagrams below ) This replacement eliminates the problem of the OEM couplers blowing apart

The dampers are oil filled and are approximately 25%-30% stiffer

Note: This valve requires installing the opposite way to the original Bosch Valve

and we have directly transferred our knowledge from this over to our road going products

Rear Upper Wishbone Inner Bush PFR85-514 for Golf Mk5 GTI & R32 Volkswagen > Golf > MK5 > ED30 The coupler connects the boostRear Upper Wishbone Inner Bush PFR85 514 OEM Part Number: Arm = 5Q0505323D 5Q0 505 323 D OEM Part Number: Arm = 1K0505323N 1K0 505 323 N Diagram Position: 14 Number of Bushes Supplied: 2