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Fast UK Delivery on all Orders, please see delivery information.
SKU: FMFSITAT-POL
High-performance blow-off valve for VAG 2.0 FSiT and TSi engines. Delivers atmospheric sound and improved reliability over the failure-prone factory solenoid.
Fast UK Delivery on all Orders, please see delivery information.
All returns must be postmarked within fourteen (14) days of the purchase date. All returned items must be in new and unused condition, with all original tags and labels attached.
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The Forge Motorsport FMFSITAT is a complete atmospheric blow-off valve replacement kit for the VAG 2.0 FSiT and TSi engine ranges. Standard factory valves use a plastic diaphragm that is known to fail, especially on vehicles with an ECU remap. This kit replaces the original solenoid with a robust, piston-driven valve that can handle significantly higher boost pressures. In addition to improved reliability, this valve provides the iconic "pssh" atmospheric sound during throttle lift-off. The kit includes a high-quality silicone hose . This ensures a professional look while significantly upgrading your turbocharger’s pressure management system.


⭐ Amazing product very well made. Don’t spend your money anywhere else the noise this gives off is fantastic. Can’t recommend enough ⭐
⭐ Easy to install, sounds great instructions easy to follow. Would highly recommend ⭐
⭐ Great quality product installed on a 2008 Audi TTS. Easy install, directions for install and packaging is top quality, noise is produces is 2nd to none ⭐
| Make | Engines / Models |
|---|---|
| VW | Golf Mk5 / Mk6 GTI & R |
| Audi | S3 (8P) / TT / TTS |
| Seat / Skoda | Leon Cupra / Octavia VRS |