TTFS XDI-35 High Pressure Fuel Pump Upgrade for BMW N55 - F22 F30 F32 F34 F36 F87 M2 M135i M235i 335i 435i
Unlock reliable power on your BMW N55 with the TTFS/XDI-35 HPFP Upgrade. This direct-injection high pressure fuel pump kit is a true bolt-in, factory-like replacement that solves fuel starvation on tuned N55 engines. Designed in partnership with Xtreme-DI, the XDI-35 delivers up to 36 percent more geometric capacity than the OEM N55 pump, supports higher flow, holds rail pressure under load and enables stronger, safer tuning on pump petrol and ethanol blends. Ideal for M2, M135i, M235i, 335i and 435i owners looking for a proven BMW N55 HPFP upgrade.
Nforcd supplies and installs this TTFS XDI-35 HPFP across the UK. We have used this pump on our own N55 builds and customer cars with excellent results, improved drivability and consistent rail pressure at high RPM. If you are searching for a BMW N55 fuel pump upgrade, N55 HPFP, XDI-35 HPFP, TTFS HPFP, BMW M2 fuel pump, M135i HPFP, M235i fuel pump, 335i fuel pump or 435i HPFP, this is the high pressure fuel pump kit you want for reliable power gains.
Why upgrade your BMW N55 HPFP
- Stock N55 high pressure fuel pumps run out of flow with basic bolt-ons and tuning
- Maintain commanded rail pressure at higher boost and RPM
- Support more ignition timing and safer lambda targets on petrol and ethanol blends
- OEM-like cold start, idle and drivability with plug-and-play installation
Key features and benefits
- Complete bolt-in factory replacement - direct fit for BMW N55 F-series platforms
- Supports up to 500 whp on pump petrol when properly calibrated
- Works with all known fuels and all ethanol blends
- XDI-35 pump delivers 36 percent more geometric capacity than OEM for stronger fueling headroom
- OEM-like maximum rail pressure of 200 bar - 2900 psi for reliable operation
- Smooth drivability with correct software calibration via BM3, MHD or custom tuning
- Includes everything needed for installation, plus flashing tool unless you specify you already have an alternative
Technical specifications
- Maximum flow rate: 195 LPH at 7000 rpm
- Maximum rail pressure: 200 bar - 2900 psi
- Geometric pump capacity: 1.22 cc (OEM 0.897 cc - plus 36 percent capacity)
- Fuel compatibility: all known fuels and all ethanol blends
Compatibility - BMW N55 applications
Designed for BMW F-series N55 engines, including:
- BMW F87 M2 N55
- BMW F22 M235i
- BMW F20 F21 M135i
- BMW F30 F31 335i including F34 335i GT
- BMW F32 F33 F36 435i
If you are unsure about fitment on your specific chassis or model year, contact our team and we will be happy to confirm compatibility.
Tuning and installation
- A base flash is required for correct operation. Pump parameters must be flashed to the stock DME.
- Compatible with BM3 - Bootmod3, MHD and custom tuning solutions. BM3 offers the parameters on both OTS and custom maps.
- A flashing tool is included unless you specify you are using another method to flash the pump parameters.
Professional fitting available at Nforcd in Warwickshire. Email Sales@nforcd.com for a fitting and mapping quote. We are experienced with XDI-35 HPFP installs and calibrations on BMW N55 platforms.
What’s included
- TTFS XDI-35 High Pressure Fuel Pump assembly
- All required hardware for a clean, bolt-in install
- Flashing tool unless otherwise specified
Part numbers
- TTFS01
- TTFS02
Trusted by Nforcd and our customers
We have supplied and installed this TTFS XDI-35 HPFP on multiple N55 builds. Customers consistently report stronger midrange, stable fuel rail pressure at high RPM and smoother drivability with the correct tune. It is the go-to BMW N55 HPFP upgrade for M2, M135i, M235i, 335i and 435i owners chasing reliable power.
Media
TuningTechFS XDI-35 fuel pump install DIY for BMW F3X series
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