GFB TMS Blow Off Valves are the ultimate 'Bolt-On' BOV solution for your vehicle. Featuring everything needed to fit to your vehicle, the GFB TMS fange fits directly in the factory location (not on a separate adaptor) and no modifications to the car re required.Adjust the volume of your blow-off soundUp to 30% faster boost recovery on gearshiftGet the blow off sound without the hassles - even on sensitive MAF-based systemsHold unlimited boost pressureDirect bolt-on kits availableVehicle Applications:NISSAN 200SX S14-15 2.0 SR20DET 93-03 S14 147kw Petrol Engine RWD Coupe 10/94-09/96NISSAN 200SX S14-15 2.0 SR20DET 93-03 S15 147kw Petrol Engine RWD Coupe 11/00-12/03NISSAN Silvia S14 2.0 SR20DET 88/94 S14 147kw Petrol Engine RWD Coupe 10/93-12/99NISSAN Silvia S15 2.0 SR20DET 00/03 S15 147kw Petrol Engine RWD Coupe 11/00-12/03