STAG Products
STAG technology ecosystem
The STAG product line consolidates ECU control units, direct injection kits, reducers, injectors, filters, and software into a single unified architecture.
Featured STAG Technologies
Examine our new generation sequential autogas and direct injection autogas kits manufactured in Poland, original, certified, and fully adapted to every engine type.
Q-Generation
STAG QBOX PLUS
Premium ECU architecture for precise LPG/CNG calibration.
Q-Generation
STAG QNEXT PLUS
Straight-connection premium ECU module for modern port injection engines.
Q-Generation
STAG QMAX PLUS
High-performance ECU for broad vehicle coverage and stable operation.
Q-Generation
STAG QBOX BASIC
Entry-level ECU solution for efficient indirect injection conversions.
Q-Generation
STAG QMAX BASIC
Budget-oriented Q-generation ECU with core calibration features.
Direct Injection Systems
STAG 400 DPI
Direct injection conversion platform for modern petrol engines.
Direct Injection Systems
STAG DIESEL
Dedicated control solution for diesel engine applications.
Q-Generation
STAG GoFast
Fast-response controller for refined switching and drive feel.
Direct Injection Systems
PS-04 MAX
Pressure sensor for stable engine calibration and monitoring.
Direct Injection Systems
STAG FPR
Fuel pressure regulator support module for direct-injection systems.
Filters
Gas vapor phase filter type GF01 with 2×12 outlet KPL
Gas phase filtration module for clean and stable operation.
Direct Injection Systems
PS-04 PLUS
Enhanced pressure sensor for precise control feedback.
Accessories
Ring for LED 600
Decorative and functional ring for LED 600 switch integration.
Accessories
LED 600
Digital petrol/gas switch with modern round design.
Accessories
LED 500
Capacitive petrol/gas switch for premium vehicle interiors.
Accessories
LED 401
Compact switch solution for clear operating mode indication.
Accessories
LED 300/401B
Analog switch with illuminated channels and strong readability.
Accessories
LED 300
Classic switch design with practical daily-use signaling.
Accessories
LED GoFast
Three-wire switch dedicated for STAG GoFast systems.
Reducers
STAG R03
Reducer designed for stable pressure performance.
Reducers
STAG R02
Reliable reducer for consistent LPG/CNG operation.
Reducers
STAG R02 TWIN
Twin configuration reducer for advanced system setups.
Reducers
STAG R02 EL
Electronically assisted reducer for precise thermal control.
Direct Injection Systems
STAG R02 DPI
Reducer optimized for direct injection conversion systems.
Reducers
STAG R01
Compact reducer for compact engine bays.
Reducers
STAG R14
High-capacity reducer for stable, demanding workloads.
Injectors
STAG AC W031 STD
Injection rail for stable and reliable dosing.
Injectors
STAG AC W031 BFC
High-precision injection rail for consistent performance.
Injectors
STAG AC W02
Durable injection rail solution for everyday service use.
Injectors
STAG AC W03
Versatile injection rail for broad vehicle coverage.
Injectors
STAG AC W02 BFC
Balanced rail architecture for premium calibration results.
Injectors
AC W01
Service-grade injection rail platform.
Injectors
STAG AC W01
Original injection rail for standard workshop installation.
Wondering about the right kit for your vehicle?
Using our advanced vehicle compatibility robot, you can find out the most suitable STAG model for your vehicle in just seconds.
LPG Fuel Savings Calculator
Enter your vehicle's current consumption values and current fuel prices. Instantly calculate how much net cash you will save each month with STAG LPG conversion, and in how many months the kit will pay for itself.
Driving & Fuel Info
MONTHLY NET CASH SAVINGS
You save exactly % of your fuel budget.
PAYBACK TIMELINE
Fuel Cost Comparisons
* Based on 12 months.
A new car down payment!
Calculations include the 115% volumetric efficiency factor of the LPG system (15% more LPG burned than gasoline for same distance). STAG OBD kits keep the air-fuel mixture at the most ideal ratio, reducing gasoline leakage and waste to zero.