One metric Black GReddy Silicon hose coupling to connect different diameter piping (as included with GReddy Turbo and Intercooler kits for charge and suction piping.)  
3 ply (3.5mm) construction of Silicon and Nomex. Higher heat and corrosion resistance compared to the rubber hose.  

* For special order of out of stock hose please email: [email protected]

Available in stepped metric sizes:

 12400851     Dia. 42mm to 50mm  x L60mm 
 12400852     Dia. 45mm to 50mm  x L60mm
 12400853     Dia. 50mm to 54mm  x L60mm
 12400854     Dia. 50mm to 60mm  x L60mm
 12400854P   Dia. 50mm to 60mm  x L60mm
 12400855     Dia. 54mm to 60mm  x L60mm
 12400856     Dia. 60mm to 65mm  x L60mm
 12400857     Dia. 60mm to 70mm  x L70mm
 12400857P   Dia. 60mm to 70mm  x L70mm
 12400858     Dia. 60mm to 80mm  x L70mm
 12400858P   Dia. 60mm to 80mm  x L70mm
 12400859     Dia. 65mm to 70mm  x L70mm
 12400860     Dia. 70mm to 80mm  x L70mm
 12400860P   Dia. 70mm to 80mm  x L70mm
 12400861     Dia. 78mm to 100mm  x L100mm
 12400862     Dia. 80mm to 90mm  x L70mm

   *For Straight Hose see: () and Boost Clamps ()