Finally, a bolt-on blow off valve for the S14 and S15 200SX!The unique flange allows the Stealth FX to be attached directly to the factory valve mounting bracket. No hose cutting, no extra adaptors, and no hassles!
Colours available: red, blue, silver or black.

Advanced TMS benefits
Spring pre-load adjustment for maximum response
Available as universal or direct-fit kit
Venting configurations :
. full progressive bias adjustment from recirc (silent) to atmosphere (loud)
. bias adjustment done manually via cap ring
. can be locked off in full recirc mode for legality purposes