Standard OEM air recirculation dump valve in plastic for Lancia Delta integrale 8v, 16v, Evo 1 & Evolution 2. Other ref 82468490.

Uprated, adjustable twin piston air recirculating dump valve in machined aluminium for all integrale and Evo models. 

Comes with an additional uprated spring for 1.3 - 3 BAR.

This atmospheric diverter valve dumps the charge-air to atmosphere creating the "Whoosh" sound when the throttle is lifted. This increases both quicker throttle response and higher clamping load to maintain boost pressure more reliably.

Silicone Blow Off Bypass Valve Blank 28mm

90 degree bend induction hose - 2 per car for Lancia Delta integrale 8v, 16v, Evo 1 & Evolution 2. For connecting the air box to the straight metal pipe and connecting the pipe to the front of the turbocharger. Sold individually.