TIAL 004939 Blow Off Valve 10 psi Spring Black34mm ymm_46 Through countless hours of R&D

Through countless hours of R&D Tial was able to make the same size valve flow a staggering 60% more than the original design - that means 60% more air is blown off per cycle

D2 / K-Sport 4-piston & 6-piston rear pad KSport

Since the vehicle's release

realizing light pedal work with light pedaling force (current sports clutch level)

TIAL 004939 Blow Off Valve 10 psi Spring Black34mm ymm_46 Through countless hours of R&DQR is the recirculating valve based on the TiAL high performance Q. Outline interchangeable with the Q and original BV50. It's Offered with a variety of springs for difference vacuum levels, and a special spring for supercharged vehicles. Customizable outlet ports offer flexibility to integrate into custom & existing applications. SPECIFICATIONS QR is a recirculating valve based on the high performance TiAL Q. Optional 25. 4mm (1. 00"), 29mm (1. 14")