Fuel-It! BMW S55 M2/M3/M4 Stage 4 Fuel System Upgrade for 600+ whp
SHIPPING - RETURNS - WARRANTY - CANCELLATION POLICY
*** Market Conditions after 2020 have changed the landscape of automotive parts. Although we try to stock 1000's of items in our multiple warehouse and use multiple distribution channels, having back-orders are unavoidable in today's market. If you are in need of a product quickly, we suggest email, message, or call us for availability so that we may explore your options.
Email: Sales@Speedzoneweb.com
Call: 407-846-8430
Text: 407-749-6314
Frequently Asked Questions
SKU: BMW-S4-S55
Are you running more E85 or making more power than your stock fuel system can support?
What is port injection?
Port injection is a kit that is installed between your intake manifold and the cylinder head that runs off the low pressure fuel supply to provide you with more fueling than your stock system is capable of. It's a relatively easy system to install and does not require any permanent modification to your car.
What is the Stage 4 LPFP upgrade?
This upgrade is an E85 compatible dual pump system that doubles the factory capacity and is required when looking to make more than 600whp on E85.
Stage 4 kit includes:
- Port Injection kit
- Fuel-It! custom black anodized spacer for the intake manifold
- Fuel-It! custom black anodized fuel rail
- Black anodized aluminum and stainless steel hardware
- Six of the following:
- Flow matched Bosch injectors (750cc)
- BMW OEM gaskets
- Stage 4 LPFP Upgrade
- OEM Flex Fuel pump
- Secondary pump (Walbro 450)
- Dual -6an E85 compatible feed lines
- Dual input E85 compatible fuel filter
- Return kit
- Fuel Pressure Regulator (1:1 boost referenced)
- Return line
- Silicone boost reference line and fittings
- Optional
- 950cc injector upgrade
- Ethanol Sensor and Bluetooth Analyzer upgrade
- Continental Ethanol sensor
- 3/8" Cam-Lock style fittings
- Bluetooth Analyzer (iPhone or Android app must be purchased to use this feature)
- If you are using an Apple product the app can be found by clicking here
- If you are using an Android product the app can be found by clicking here
Applications
BMW M2
• 2018-2021 M2 Competition (S55 Engine)
BMW M3
• 2015-2020 F80 M3 including Competition
BMW M4
• 2015-2020 F82 F83 M4, M4 GTS, M4 CS including Competition
*Port Injection Controller install guides can be found here...
https://fuel-it.com/pages/
*These kits are available for off-road use only
*All port injection kits are built to order so please allow 5-7 business days for shipping.
*Ethanol Sensors don't actually read the ethanol content, the readings are based on the absence of gasoline, so if your fuel is contaminated, your ethanol readings may be artificially elevated.
Our History
For 23 years Speedzone Performance LLC has been providing aftermarket car parts to Central Floridians and 1000's of customers online. What makes us different than all the other places online? We have 3 actual brick and mortar locations where were serve customers daily and find new ways to provide support and assistance to the automotive community at large. From our in house SPDZ1 Brand, to our constantly growing in stock inventory, we strive to make our customer service and ease of purchase stand out from the rest! We are also one of the largest automotive part financing providers anywhere in the United States, and continue to provide more options for our customers every year. We love what we do, and it shows in every product we sell and every new customer who becomes a part of our Speedzone Family.