Precision Raceworks BMW S55 High Performance Fuel Pump Upgrade for F80 M3, F82 F83 M4, F87 M2 Competition
Looking for the best BMW S55 fuel pump upgrade for big power, reliable fuel delivery and full E85 compatibility on your M2 Competition, M3 or M4? The Precision Raceworks F-Series S55 High Performance Fuel Pump range is a true drop-in, plug and play LPFP solution designed for tuned S55 engines that demand consistent fuel pressure on the road and on track. Perfect for street, track days and drag use, this bucketed and bucketless hybrid design keeps the primary pump fully submerged regardless of tank level or g-force to help prevent fuel starvation.
Now includes PTFE smooth bore fuel lines with Stage 4 and Stage 4.5 for improved flow, ethanol resistance and long-term reliability. Every system is 100% E85 compliant and ships fully assembled and ready to install. No cutting, no splicing, no guesswork.
Why choose this S55 fuel pump upgrade
- BMW S55 M2 Competition, M3, M4 low pressure fuel pump upgrade for high horsepower builds
- Run E85 and ethanol blends with confidence – 100% E85 compliant
- Walbro performance pumps: 450 F90000274 and 525 F90000285 where specified
- Hybrid bucketed and bucketless design for excellent fuel pickup under hard cornering and acceleration
- Plug and play installation – pre-assembled with OEM brushless pump and wiring
- Proven on our own builds and with our customers – reliable, quiet and consistent fuel pressure under boost
Choose your Stage
Stage 3 – up to 5.0 gallons per minute
Utilises the OEM brushless pump inside the bucket with a Walbro 450 (F90000274) mounted outside the bucket. Ideal for powerful street and track S55 cars running pump fuel or E blends.
Power support: up to 900 whp rated, 850 whp on 100% E85
Key features: drop-in design, no cutting or splicing, bucketed/bucketless hybrid, consistent pickup under high g-loads
Included in the box:
- Genuine OEM fuel pump bucket assembly
- Pre-assembled with OEM brushless pump and mounted Walbro 450
- Fuel sending unit – fuel level sensor
- Plug and play boost reference harness – no cutting, stripping or crimping
- 13 psi boost reference switch – Hobbs switch
Stage 4 – up to 5.5 gallons per minute
Adds upgraded AN-6 fuel feed lines, a 1:1 fuel pressure regulator and return lines for superior flow and control. Includes an in-line fuel filter. Now supplied with PTFE smooth bore fuel lines.
Power support: up to 1,000 whp rated, 950 whp on 100% E85
Pumps: OEM brushless in-bucket plus Walbro 450 (F90000274) external
Included in the box:
- Genuine OEM fuel pump bucket assembly
- Pre-assembled with OEM brushless pump and mounted Walbro 450
- Fuel sending unit – fuel level sensor
- Upgraded AN-6 fuel feed lines with 1:1 fuel pressure regulator and return lines – PTFE smooth bore
- New in-line fuel filter
- Plug and play boost reference harness
- 13 psi boost reference switch – Hobbs switch
Stage 4.5 – up to 6.0 gallons per minute
The ultimate S55 LPFP for serious ethanol and high boost applications. Utilises the OEM brushless pump in the bucket and a second Walbro 525 (F90000285) mounted outside the bucket. Now supplied with PTFE smooth bore fuel lines.
Power support: over 1,000 whp rated on 100% E85
Pumps: OEM brushless in-bucket plus Walbro 525 (F90000285) external
Included in the box:
- Genuine OEM fuel pump bucket assembly
- Pre-assembled with OEM brushless pump and mounted Walbro 525
- Fuel sending unit – fuel level sensor
- Upgraded AN-6 fuel feed lines with 1:1 fuel pressure regulator and return lines – PTFE smooth bore
- New in-line fuel filter
- Plug and play boost reference harness
- 13 psi boost reference switch – Hobbs switch
What makes it different
- True plug and play BMW S55 fuel pump – arrives fully assembled and ready to install
- Designed for all ethanol blends up to E85 – 100% E85 compatible components
- Stable fuel pressure under load – ideal for big single and upgraded twin turbo S55 builds
- Daily driveable with race-proven performance for track and drag
Compatibility – BMW S55 platforms
- BMW M Series F87 LCI M2 Competition S55 – 2018+
- BMW M Series F87 LCI M2 CS S55 – 2020+
- BMW M Series F80 M3 Saloon S55 – 2012 to 2015
- BMW M Series F80 LCI M3 Saloon S55 – 2015 to 2018
- BMW M Series F82 M4 Coupe S55 – 2013 to 2017
- BMW M Series F82 M4 GTS Coupe S55 – 2013 to 2017
- BMW M Series F82 LCI M4 Coupe S55 – 2016 to 2019
- BMW M Series F82 LCI M4 CS Coupe S55 – 2016 to 2019
- BMW M Series F83 M4 Convertible S55 – 2013 to 2017
- BMW M Series F83 LCI M4 Convertible S55 – 2016 to 2019
Part numbers
- 601-0196 – Stage 3
- 601-0194 – Stage 4 (1000+ whp)
- 601-0195 – Stage 4.5
- 601-0200 – Stage 4 with Flex Connection
- 601-0201 – Stage 4.5 with Flex Connection
Installation and fitting
This is a genuine drop-in BMW S55 LPFP kit designed for home garage installation with basic tools. For professional fitting, speak to Nforcd in Warwickshire for a tailored quote at Sales@nforcd.com.
Compatibility check before dispatch
We will confirm fitment before shipping. Provide your vehicle registration number for UK cars or the last 7 digits of your VIN at checkout so we can verify compatibility.
Trusted by enthusiasts
We run Precision Raceworks fuel pump systems on our own S55 projects and our customers consistently report smooth drivability, strong fuel pressure under boost and excellent results on pump fuel and E85. This is the S55 fuel pump upgrade we recommend for reliable power.
Manufacturer
Precision Raceworks
Search-friendly terms
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