QFS Fuel Pressure Regulator for KTM, Husqvarna 150 250 300 350 450 500 EXC-F, SX-F, XC-W, TPI Models (2011-2025), 350KPA

Replacing a fuel pressure regulator ensures precise fuel delivery, improving throttle response, idling stability, and overall fuel efficiency. Built to OE specifications, this durable regulator handles high pressure and extreme temperatures while resisting wear and vibration. It’s a direct, drop-in replacement that requires no special tools and fits compatible models without modification. Proper installation helps prevent fuel starvation, surging, and hesitation for reliable performance under all conditions. This pressure regulator is compatible with a wide range of KTM, Husaberg, Husqvarna, & Gas Gas motorcycle models: KTM 2020-2023 KTM 150 EXC / XC-W 2023 KTM 250 EXC / XC-W 2018-2022 KTM 250 EXC TPI / XC-W TPI 2012-2023 KTM 250 EXC-F 2013-2022 KTM 250 SX-F 2020-2022 KTM 250 XC TPI 2011-2022 KTM 250 XC-F 2012-2018 KTM 250 XCF-W 2018-2023 KTM 300 EXC 2020-2022 KTM 300 XC TPI 2019-2025 KTM 300 XC-W (incl. TPI) 2012-2023 KTM 350 EXC-F 2013-2022 KTM 350 SX-F 2011-2022 KTM 350 XC-F 2012-2022 KTM 350 XCF-W 2012-2016 KTM 450 EXC / XC-W 2015-2023 KTM 450 EXC-F 2013-2022 KTM 450 SMR 2012-2022 KTM 450 SX-F 2013-2022 KTM 450 XC-F 2023 KTM 450 XCF-W 2012-2016 KTM 500 EXC / XC-W 2017-2023 KTM 500 EXC-F 2020-2022 KTM 500 XCF-W 2018-2020 KTM Freeride 250 F 2012-2017 KTM Freeride 350 2013-2014 KTM RC 250 / RC 4R Husqvarna & Husaberg 2014-2022 Husqvarna FC 250 / 350 / 450 2014-2023 Husqvarna FE 250 / 350 / 450 / 501 2013 Husaberg FE 250 / 350 / 450 / 501 2015-2022 Husqvarna FS 450 2017-2022 Husqvarna FX 350 / 450 2020-2023 Husqvarna TE 150 / 150i 2018-2023 Husqvarna TE 250 / 250i 2018-2023 Husqvarna TE 300 / 300i 2020-2022 Husqvarna TX 300 GAS GAS 2021-2023 GAS GAS EC 250 / 300 / 350 2021-2023 GAS GAS EX 250 / 300 / 350 / 450F

• HFP-PR35 is a precision-engineered replacement regulator designed for KTM, Husqvarna, and GAS GAS fuel modules; provides an exact fit for almost all modern Efi off-road and motocross bikes; Specifically calibrated to maintain 350KPA (50 psi), ensuring the consistent fuel atomization required for Tpi two-strokes and high-compression four-stroke engines
• KTM Compatibility: Fits 150 EXC/XCW (20-23); 250/300 EXC/XC/XCW (TPI models 18-25); 250/350/450/500 EXC-F (12-23); 250/350/450 SX-F & XC-F (11-22); 250/350/450/500 XCF-W & XC-W (12-23). Also fits Freeride 250F (18-20), 350 (12-17), and RC 250/4R (13-22)
• Husqvarna, GAS GAS & Husaberg Compatibility: Fits Husqvarna FC/FE/FS/FX 250-501 (14-23); TE 150i/250i/300i (18-23); and TX 300 (20-22). Compatible with GAS GAS EC & EX 250/300/350 and EX 450F (21-23). Also fits legacy Husaberg FE 250/350/450/501 (2013)
• Eliminate Flame-Outs: Restores factory-spec rail pressure to resolve the most common issues in the woods and on the track: low-RPM stalling, mid-range bogging, and "lean-popping" on deceleration
• Manufactured from advanced, ethanol-resistant materials, this regulator is built to withstand the chemical breakdown caused by modern pump gas, preventing pressure drift and internal diaphragm fatigue in harsh racing conditions
• Ride with confidence – Guaranteed – As a US-based small business, we know that off-road riders demand absolute reliability when miles away from the truck. Backed by our lifetime warranty, we stand by our products and our community