# Buy GUNSON Digital Exhaust Gas Tester 12V at Autoservice ## GUNSON Digital Exhaust Gas Tester 12V for Accurate CO Measurement Tools / Special for automotive / Engine management category Digital CO tester for adjusting carburetors and injection systems. ## Prices and stock - **GUN 4125**: € 229,- incl. VAT — 12 in stock ## Order URL [GUNSON Digital Exhaust Gas Tester 12V for Accurate CO Measurement](https://www.auto-service.be/en/tools/special-for-automotive/engine-management-category/gunson-digital-exhaust-gas-tester-12v) ## Alternate URLs - **nl**: [GUNSON Digital Exhaust Gas Tester 12V for Accurate CO Measurement](https://www.auto-service.be/nl/gereedschap/speciaal-voor-automobiel/categorie-motormanagement/gunson-digitale-uitlaatgastester-12v) - **fr**: [GUNSON Digital Exhaust Gas Tester 12V for Accurate CO Measurement](https://www.auto-service.be/fr/outils/special-pour-lautomobile/gestion-des-moteurs-de-categorie/gunson-testeur-dechappement-de-gaz-numerique-12v) - **en**: [GUNSON Digital Exhaust Gas Tester 12V for Accurate CO Measurement](https://www.auto-service.be/en/tools/special-for-automotive/engine-management-category/gunson-digital-exhaust-gas-tester-12v) ## Images - ![Product image](https://www.auto-service.be/assets/media/5402/conversions/gunson-digitale-uitlaatgastester-12v-172537-optimized.jpg) - ![Product image](https://www.auto-service.be/assets/media/29700/conversions/gunson-digitale-uitlaatgastester-12v-optimized.jpg) ## Specifications - **Reference**: GUN 4125 - **EAN**: 5018341741259 - **Brand**: GUNSON ## Product description ### Accurate CO measurement for optimal engine performance With the GUNSON Digital Exhaust Gas Tester 12V, you can easily measure the carbon monoxide (CO) content in your car's exhaust gases. This allows you to precisely adjust the fuel-air mixture, resulting in more efficient and cleaner engine operation. ### Suitable for various vehicles and fuel systems This gas tester is designed for testing and adjusting: - Carburetors, for both leaded and unleaded petrol - Petrol injection systems This makes the device ideal for use with different vehicles, including classic cars and motorcycles without a catalytic converter. ### User-friendly design with no maintenance The GUNSON Exhaust Gas Tester stands out due to: - Open-air calibration, ensuring easy preparation - No moving parts, preventing wear - No filters to replace, minimizing maintenance ### Complete package for immediate use With your purchase you receive: - The gas tester instrument with digital display - Metal exhaust gas probe with retaining springs - Flexible hoses for connection - Detailed manual for easy installation and use ### Technical specifications - Accuracy: up to 0.5% CO measurement at 15-25°C - Power supply: 12V DC, easily connectable to the car battery with supplied cables and clips ### Important considerations Please note that this exhaust gas tester is not suitable for vehicles with a catalytic converter and is not calibrated for official technical inspections. However, for precise adjustments and maintenance of classic vehicles and motorcycles without a catalytic converter, this is an indispensable instrument. ## Videos - [Video 1](https://www.youtube.com/embed/koS1wooGzf8) ## Breadcrumbs - [Tools](https://www.auto-service.be/en/tools) - [Special for automotive](https://www.auto-service.be/en/tools/special-for-automotive) - [Engine management category](https://www.auto-service.be/en/tools/special-for-automotive/engine-management-category) ## Related products - [DRAPER Feeler Gauge Set 10-piece with nickel-plated blades](https://www.auto-service.be/en/tools/special-for-automotive/engine-management-category/draper-feeler-mat-set-10-piece) - [DRAPER Wi-Fi endoscope with waterproof camera and flexible cable](https://www.auto-service.be/en/tools/special-for-automotive/engine-management-category/draper-wi-fi-endoscope) - [KS-TOOLS timing belt inspection tool for PSA 1.0 and 1.2 petrol engines](https://www.auto-service.be/en/tools/special-for-automotive/engine-management-category/ks-tools-timing-belt-check-tool-for-psa-en-52809-1643190080) - 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