1、Applicable Model: Turbo blow off valve kit, fit for All 120hp Non Intercooled Xs Turbo models! More responsive, easier to install. 2、Adjustable Pressure Release: Blow off valve Kit BOV releases extra pressure to reduce turbo surges and extend the life of your turbo. 3、Good Performance: Complete silicone blow off valve kit greatly improves throttle response while prolonging turbo life. 4、Easy Operation: Turbo blow off valve kit allow for the smoothest of throttle response and worry free BOV operation. Provide the turbo swoosh sound. 5、Easy Installation: Comes with serviceable and complete installation components, can be disassembled for cleaning and maintenance. 6、Durable Material: Made of high strength aluminum, silicone and stainless steel, strong wear resistance, rugged and durable. Item Type: Turbo Blow Off Valve Kit Material: Aluminum, silicone and stainless steel Fitment: Fit for All 120hp Non Intercooled Xs Turbo models! How to use: 1. Remove the large belt box tube. 2. Remove the air inlet and what is usually the cover of the intercooler. 3. Remove the clamp of the charging tube on the throttle body. 4. Remove the clamp of the charging tube on the cold side of the turbine. 5. Take off the inflation tube, measure 5in from the end of the tube on the turbine side, and make a mark. 6. Measure 1.75 in from that mark again. Cut 1.75 inches of material here to make room for the new Bov kit. 7. Insert the 45mm end of the BOV tube into the angle between the inflation tube and the end of the eyeball (do not tighten any clamps) and put the inflation tube back on the turbine, and then put it back on the throttle body. 8. Adjust the pipe to make the fittings correct, first tighten the turbine side, and then tighten the throttle body side. Now tighten the two larger clips provided to clamp the charging tube to the BOV kit. 9. Always tilt the BOV port down at the 4‑8 o'clock position. 10. Including filters, but not required. If the noise becomes too loud, place the BOV at the 8 o'clock position and install a filter to help muffle the BOV noise. 10. All clips should be tightened at this time, you can go to the booster chamber and install your boost reference port. 11. Install the boost reference port. Remove the screw fixing cover, and then pick out the small stop in the hole. Use existing screws to install and fix the blank reference port. 12. After installing the boost reference port, cut your vacuum reference wire to a certain length and fasten the end with a zipper to secure them. 13. The discharge valve is provided with a heavy spring. The extra spring will only change the tone of the BOV. 1 x Turbo BOV Blow Off Valve Kit (Totally 19pcs)