Blow-off Valves Deceptor Pro II – Now you can control the sound of the BOV from inside the cabin!

So how much more can you do with a blow-off valve?
Well, the Deceptor Pro II takes the ‘Respons’ concept even further…

• Adjust your BOV venting bias electronically on-the-fly
• Revised porting to optimise flow and venting bias
• Compact design fits in most factory valve locations
• Direct bolt on for many vehicles
• New bore finishing process ensures a lifetime of reliable operation

Deceptor Pro II features

Direct bolt-on for most vehicles available:

• Remote proportional venting bias/volume control- from silent to loud or anywhere in between
• Sleek, compact in-car BOV volume controller with backlit dial
• End point adjustment to control maximum vent to atmosphere bias setting
• Volume adjustment mechanism driven by a high-torque geared electric motor
• Durable, low-friction ger train supported by precision sealed ball-bearing
• Supplied with all parts and wiring required to have it up and running quickly and easily

Application:

• 1997-2000 AUDI A4 1.8 T Valve must be installed OPPOSITE of the OEM Bosch Valve Air Enters Valve at Bottom and Exits through Sides
• 2001-2005 AUDI A4 1.8 T Valve must be installed OPPOSITE of the OEM Bosch Valve Air Enters Valve at Bottom and Exits through Sides
• 1997-2000 AUDI A4 QUATTRO 1.8 T Valve must be installed OPPOSITE of the OEM Bosch Valve Air Enters Valve at Bottom and Exits through Sides
• 2001-2005 AUDI A4 QUATTRO 1.8 T Valve must be installed OPPOSITE of the OEM Bosch Valve Air Enters Valve at Bottom and Exits through Sides
• 2000-2006 AUDI TT Valve must be installed OPPOSITE of the OEM Bosch Valve Air Enters Valve at Bottom and Exits through Sides
• NON-US VEHICLE SEE NOTES FOR FITMENT For 1996-2003 Audi A3 Typ 8L, 1.8t Valve must be installed OPPOSITE of the OEM Bosch Valve Air Enters Valve at Bottom and Exits through Sides
• NON-US VEHICLE SEE NOTES FOR FITMENT For 1996-2003 Audi S3 Typ 8L, 1.8t Valve must be installed OPPOSITE of the OEM Bosch Valve Air Enters Valve at Bottom and Exits through Sides
• NON-US VEHICLE SEE NOTES FOR FITMENT For 1998-2005 VOLKSWAGEN Bora MK4, 1.8t Valve must be installed OPPOSITE of the OEM Bosch Valve Air Enters Valve at Bottom and Exits through Sides
• NON-US VEHICLE SEE NOTES FOR FITMENT For 1998-2006 ?ákoda Octavia Mk1 (1U), 1.8t
• NON-US VEHICLE SEE NOTES FOR FITMENT For 1999-2005 SEAT Le??n Mk1, 1.8t
• NON-US VEHICLE SEE NOTES FOR FITMENT For 1999-2008 SEAT Ibiza Cupra Mk2-Mk3, 1.8t
• NON-US VEHICLE SEE NOTES FOR FITMENT For 2005-2009 VOLKSWAGEN Polo GTI Mk4F (Typ 9N3), 1.8t Valve must be installed OPPOSITE of the OEM Bosch Valve Air Enters Valve at Bottom and Exits through Sides