What FiTech Fuel Injection does

FiTech Fuel Injection is a privately held American manufacturer of self-tuning electronic fuel injection (EFI) systems headquartered in Riverside, California. The company designs and sells throttle body, port, and multi-port fuel injection systems ranging from 400HP to 1600HP, targeted at the automotive aftermarket — specifically performance enthusiasts, LS swap builders, classic car restorers, and racing consumers seeking modern fuel injection without the complexity of laptop tuning. Core technology centers on a self-learning ECU that reads wideband O2, throttle position, MAP, and coolant temperature sensors to automatically adjust fuel ratio and ignition timing, paired with a touchscreen handheld controller for setup and adjustments. The product portfolio spans throttle body systems (Go Street, Go EFI 4, Easy Street, Mean Street, Go EFI 8, Go E85, Nemesis), LS-specific induction kits (Ultimate LS, Rebel LS, Nitro Port LS, Drive By Wire, Standalone ECU), port injection systems (Go Port, Ultra Port, Ultra Ram, TPI), and supporting fuel delivery, ignition, and accessory product lines under the FiTech Plus brand.

FiTech generates revenue almost entirely through hardware sales via its direct-to-consumer e-commerce site fitechefi.com and an authorized distributor and installer network, operating within the Continental US with free shipping on orders over $150. Pricing is one-time/perpetual, ranging from approximately $47 for individual fuel injectors to $2,000+ for complete EFI systems and $2,445+ for bundled Master Kits, with Sezzle buy-now-pay-later financing offered to lower purchase friction. The company supports its customers through a 3-year limited warranty, an extensive tech video and FAQ library, and Dyno Days in-person events. The go-to-market motion is hybrid: D2C e-commerce for self-installers paired with channel partners for professional installation, supported by content marketing, email newsletters, seasonal promotional sales, and an annual product catalog. The company is privately held, has no disclosed parent or institutional investors, and operates from a single US headquarters location.

Name

FiTech Fuel Injection

Legal name

FiTech Fuel Injection

Website

https://fitechefi.com

Company type

Private

Founded year

2012

Operating status

Operating

Headcount range

11–50 employees

Short description

FiTech Fuel Injection is a privately held Riverside, California-based manufacturer of self-tuning electronic fuel injection systems (400HP to 1600HP) for automotive performance enthusiasts, LS swap builders, classic car restorers, and racers, sold direct-to-consumer and through a distributor/installer network.

Ownership category

akta.pro rank

Product category

Automotive Electronic Fuel Injection Systems

NAICS

Motor Vehicle Gasoline Engine and Engine Parts Manufacturing (33631), Motor Vehicle Electrical and Electronic Equipment Manufacturing (336320)

SIC

Electronic & Other Electrical Equipment (No Computer Equip) (3600)

akta.pro primary industry

Fuel & Air Induction Systems Manufacturing (Injectors/Carburetion/Intake) (IMACAHAC)

akta.pro secondary industries

Automotive E/E Architecture Components Manufacturing (Domain/Zonal Controllers, Gateways, Network Switches) (IMACAJAI), Automotive ECUs/Control Modules & Embedded Electronics Manufacturing (IMACAJAC)

Keywords

• Electronic fuel injection
• Throttle body EFI
• LS engine conversion
• Automotive fuel systems
• Port injection kits

Headquarters

HQ city

Riverside

HQ country

United States

HQ region

North America

Offices1 record

Markets served

GTM type

B2C

Offering type

Hardware or Manufacturing

Cost components

Supply Chain, Operations, Personnel, Technology or R&D, Marketing or Sales, Infrastructure

Revenue model

1. Fuel Injection Systems: Complete self-tuning EFI systems including throttle body injection, port injection, LS induction systems, and Ultra Ram multi-port systems ranging from 400HP to 1600HP capability
2. Fuel Delivery Components: Force Fuel systems, fuel pumps, fuel hose kits, in-tank retrofit kits, EFI fuel tanks, fuel pressure regulators, and fuel accessories
3. Ignition Components: Coils, coil packs, CDI ignition boxes, distributors, spark plug wires, and ignition accessories
4. Accessories and Components: FiTech Plus products including oil pans and valve covers, air/fuel filters, hardware/fittings, electrical components, digital dash displays, gauges, transmissions, and replacement parts

Pricing tiers

Go-to-market motion1 record

Distribution channels2 records

Marketing channels7 records

Core offering

FiTech Fuel Injection manufactures and sells self-tuning electronic fuel injection (EFI) systems, fuel delivery components, and ignition accessories for automotive engines. The product line covers throttle body EFI kits, LS-specific induction systems, and port/multi-port injection systems rated from 400 HP to 1,600 HP, all featuring a self-learning ECU that adjusts fuel and timing without laptop tuning. Sales are made directly to consumers through the company's e-commerce website and through a network of distributors and professional installers across the continental United States.

Product overview

FiTech Fuel Injection is a manufacturer of electronic fuel injection (EFI) systems for automotive applications. The product portfolio centers on self-tuning fuel injection systems with ECU-controlled fuel and spark management. Core offerings include throttle body EFI systems (Go Street, Go EFI 4, Easy Street, Mean Street, Go EFI 8, Go E85, and Nemesis) ranging from 400-1600HP; LS engine-specific induction systems (Ultimate LS, Rebel LS, Nitro Port LS, Drive By Wire, Standalone ECU) for Gen III/IV GM LS engines from 500-1000HP; and port injection systems (Go Port, Ultra Port, Ultra Port LS, Retro LS Port, Ultra Ram, Tune Port Injection) for small block Chevy, big block Chevy, and Ford 351 Windsor platforms. Supporting products include fuel delivery systems (Force Fuel, inline pumps, in-tank modules), ignition components (distributors, CDI boxes, coil packs), throttle bodies, digital displays, and bundled Master Kits. All systems feature self-tuning technology with wideband O2 closed-loop control, touchscreen handheld tuning, and optional transmission control for GM automatics.

Differentiator

Problem solved

Functional benefit

Products and services

• Go Street EFI 400HP System Self-tuning throttle body fuel injection system rated for 100-400HP engines with bolt-on simplicity for crate engines, mild street builds, and daily drivers.
• Go EFI 4 600HP System Self-tuning throttle body EFI system rated at 600HP with self-learning fuel and timing control and ECU mounted on the throttle body.
• Easy Street 600HP EFI System Pre-programmed throttle body EFI for 250-600HP naturally aspirated engines reading tach from coil, HEI, or CDI.
• Mean Street 800HP EFI System Full timing control throttle body EFI for 200-800HP builds with advanced tuning through handheld controller.
• Go EFI 4 Power Adder 600HP System Boost and nitrous-ready 600HP throttle body system with nitrous control and support for up to 25 lbs forced induction.
• Go EFI 8 1200HP System Top-tier throttle body EFI with eight high-flow injectors, dual fuel inlets, timing control, and boost-ready for big cubic inch forced induction builds.
• Go E85 1200HP EFI System E85-compatible throttle body EFI system for 1200HP builds with power adder capability.
• Nemesis 4500 1600HP EFI System High-flow throttle body EFI delivering 1820 CFM at 20.4 inH2O and 2146 CFM at 28 inH2O with parabolic entry and 2.300 inch throttle blades for up to 1600HP.
• Ultimate LS EFI System Complete self-tuning LS fuel injection systems with fabricated aluminum intake manifold, billet fuel rails, high-flow throttle body, wiring harness, sensors, and sequential fuel/spark control from 500-1000HP.
• Rebel LS EFI System Complete LS kit with redesigned intake manifold, fuel pressure regulator, throttle cable bracket, and drive-by-wire support for cathedral port and LS3/L92 heads from 500-1000HP.
• Nitro Port LS EFI System Cast intake manifold LS system with short runners for high-RPM power, -8 AN fuel rails, and pre-drilled nitrous and water injection ports supporting 500-1000HP.
• Drive By Wire LS System Electronic throttle control for GM LS engines using billet 92mm or 102mm throttle bodies with preset drive modes, available as complete EFI systems or standalone ECU kits.
• Standalone LS ECU Kit Self-learning FiTech ECU with wiring harness, sensors, and transmission control replacing OEM computer for factory intake manifold, injectors, and throttle body.
• Go Port SBC EFI System Port fuel injection for small block Chevy engines with ECU mounted on throttle body for 200-1050HP applications.
• Go Port BBC EFI System Port fuel injection for big block Chevy engines with rectangle or oval port heads for 200-1050HP applications.
• Go Port Ford 351W EFI System Port fuel injection for Ford 351 Windsor engines featuring Offenhauser intake manifold with eight injectors for 500-1000HP.
• Ultra Port EFI System Advanced port injection with external ECU, upgraded fuel delivery, sensors, and wiring for small block Chevy, big block Chevy, and Ford 351 Windsor engines.
• Ultra Port LS EFI System LS-specific port injection with intake manifold, billet fuel rails, injectors, ECU, wiring harness, sensors, and built-in transmission control for LS1 and LS3 intakes from 500-1000HP.
• Retro LS Port EFI System LS port injection with classic gold series throttle body for LS1/cathedral port and LS3/rectangular port heads with built-in transmission control.
• Ultra Ram SBC EFI System Multi-port fuel injection for small block Chevy with sheet metal intake manifold, eight flow-matched fuel injectors, fuel rail, 92mm throttle body, and external self-learning ECU for up to 600HP.
• Ultra Ram BBC EFI System Multi-port fuel injection for big block Chevy rectangle port engines with 102mm throttle body for up to 800HP.
• Tune Port Injection (TPI) Standalone EFI System Self-learning ECU and wiring harness replacing factory GM computer on small block TPI engines with wideband O2 control and transmission control options.
• Universal 4150 4BBL Throttle Body Universal 4150 4-barrel throttle bodies available in black or brilliant finish with MAP or TMAP sensor options.
• Nemesis Universal 4500 4BBL Throttle Body High-flow universal 4500 throttle bodies for serious horsepower builds, available in black or brilliant finish with MAP or TMAP sensor options.
• Force Fuel System Complete external fuel delivery system designed to work with FiTech EFI systems at 58 PSI.
• Go Spark Distributor Ready-to-run ignition distributors for Chevy V8 engines as part of FiTech ignition product line.
• Go Spark CDI Ignition Capacitor Discharge Ignition box paired with Ultra Ram systems for multi-port fuel injection and ignition control.
• Master Kits Bundled EFI systems paired with matched fuel delivery kits including inline pump, Force Fuel, or in-tank fuel pump module configurations.
• OneGauge LCD Kit Touchscreen handheld tuning controller and digital dash display available in 7 inch and 10 inch screen sizes.
• LS Swap Oil Pan LS Swap oil pans in standard and low profile options for engine swaps.
• Fuel Injectors Fuel injectors in various flow rates: 36lb, 55lb, 62lb, 80lb, and 114lb/hr, available in packs or individually.

Quantifiable outcome

• Systems rated from 400 HP to 1,600 HP covering a wide range of performance applications
• +3 more outcomes

Segments4 records

Ideal customer profiles4 records

Technology focussed Yes

API detail

Has API

No

API docs

API detail

Core technology

AI maturity

App detail

Integration1 record

Feature7 records

Partnerships

One partnership is on record.

• SezzleminorOthersThird-party buy-now-pay-later financing partner allowing customers to pay for products in 5 installments. Provides financing accessibility for individual consumers purchasing EFI systems.

Scale indicators5 records

Recent moves6 records

Expansion highlights4 records

Direct peers

• BigStuff3: High-end standalone ECU manufacturer for extreme-horsepower forced-induction and nitrous applications, directly comparable to FiTech's Nemesis 4500 and Go EFI 8 power-adder SKUs in the high-end EFI segment.
• Holley Performance Products: Largest direct competitor in the aftermarket EFI market; offers throttle-body injection (Sniper EFI), fuel delivery, ignition, and complete LS-swap kits. Holley's portfolio breadth and dealer network make it the most directly comparable competitor to FiTech across nearly every product line.
• AEM Performance Electronics: Manufactures standalone ECUs (EMS series), wideband O2 controllers, and CDI ignition products aimed at high-performance and import/EV swap markets; comparable to FiTech on the electronic-control and ignition side of the product line.
• MSD Performance: Iconic ignition and EFI brand (now part of Holley portfolio) offering distributors, ignition boxes, and Atomic EFI throttle-body systems — overlapping with FiTech's Go Spark ignition and Go EFI product families.
• Edelbrock: Aftermarket performance manufacturer with Pro-Flo EFI systems, intake manifolds, and fuel injection kits for classic and muscle car applications; competing head-to-head with FiTech in the carb-replacement and EFI retrofit segments.
• Aeromotive: Specializes in high-pressure fuel pumps, fuel pressure regulators, and complete fuel delivery systems that compete directly with FiTech's Force Fuel Systems line and are commonly bundled into aftermarket EFI installs.
• DiabloSport: Aftermarket performance tuner with handheld programmers and inTune/i3 devices for muscle car and truck ECU modifications; competing with FiTech's handheld-controller-based tuning experience for the same enthusiast customer base.
• Pro-M EFI: Aftermarket throttle-body and port EFI systems with self-mapping capability, addressing similar carburetor-replacement and muscle-car upgrade use cases as FiTech's Go EFI and Ultimate LS product families.
• FAST (Fuel Air Spark Technology): Specializes in LS and GM engine EFI systems including EZ-EFI self-learning kits and XFI ECU platforms — directly comparable to FiTech's Ultimate LS and self-tuning value proposition for GM performance engines.

Broad incumbents

• COMP Cams: Broader performance engine components manufacturer (camshafts, valvetrain, EFI) with deeper distribution and stronger racer-channel presence; not a direct EFI specialist like FiTech but competing for the same end-customer wallet share in the broader hot-rod build.

Market position

Strengths5 records

Weaknesses5 records

Competitive moat4 records

Key risks6 records

Key highlights7 records

Customer concentration

• Xx.com/fitechefi

Revenue estimate

Valuation estimate

Number of profiles

Funding overview

Funding rounds

Investors

Funding detail is available on the Subscription and Enterprise plan.Contact sales →

M&A

Investments

M&A and investment is available on the Subscription and Enterprise plan.Contact sales →

Frequently asked questions about FiTech Fuel Injection