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ASNU Fuel Injection designs and manufactures advanced injector testing systems, performance fuel injectors and bespoke fuel system solutions for automotive, motorsport and specialist engineering applications worldwide. The World's Leading Injector Diagnostics System LEARN MORE Button Button Systems Button Performance Products Button Special Projects JMS Performance - Kuwait "ASNU allows us to provide professional injector testing, cleaning, and flow matching with documented results. From street cars to race cars, we trust ASNU equipment to deliver the accuracy and consistency our customers expect."

This page provides documentation on each of ASNU's products to help with operating and maintaining. Catalogues & Brochures ASNU Testing & Servicing Systems Complete range of ASNU Testing & Servicing System brochures and documentation Parts & Accessories Catalogue DOWNLOAD ASNU Classic GDI DOWNLOAD ASNU Adjustable Injector Test Rail DOWNLOAD ASNU Remote Control Software DOWNLOAD ASNU Interactive Report Sheet DOWNLOAD ASNU Junior Machine DOWNLOAD ASNU GDI Adapter Box DOWNLOAD ASNU Piezo Adapter Box DOWNLOAD ASNU 2 Stroke GDI Adapter Box DOWNLOAD ASNU 266EXT Injector Extractor Tool DOWNLOAD ASNU 84 Tool Upgrade - Pintle Cap Tool DOWNLOAD ASNU - Death of the Diesel engine DOWNLOAD ASNU in Print - Magazine Articles DOWNLOAD ASNU - Importance of Low Pressure Testing DOWNLOAD ASNU Testing & Servicing System Instructions Cleaning the E-Tec Pintle Assembly DOWNLOAD ASNU Megga Meter - Electronically Testing Piezo Injectors DOWNLOAD ASNU 2 Stroke GDI Adapter Box Instructions DOWNLOAD ASNU Piezo Adapter Box Set-Up DOWNLOAD ASNU Performance Products ASNU New 040P Performance Injector DOWNLOAD ASNU 1250P Performance Injector DOWNLOAD ASNU Performance Products Catalogue 2019/2020 DOWNLOAD ASNU Baby Battleship Fuel Filter System DOWNLOAD ASNU R35 GTR 12 Injector System DOWNLOAD ASNU Performance Product Instructions ASNU Baby Battleship Fuel Filter System DOWNLOAD ASNU R35 GTR 12 Injector System Fitting Instructions DOWNLOAD ASNU R35 GTR Fuel Rail Fitting Instructions DOWNLOAD ASNU Tips ASNU Tips - Preserving the HDEV1 GDI Injectors DOWNLOAD ASNU Tips - Delphi MPI Injector Filter Removal DOWNLOAD ASNU Tips - Honda Short Injector Servicing DOWNLOAD ASNU Tips - Sagem Disc Injector DOWNLOAD ASNU Tips - Nissan Qashqai GDI Injector Seal Fitting DOWNLOAD ASNU Tips - Piezo Filter Removal & Re-Fit DOWNLOAD

Contact ASNU Fuel Injection for expert advice on fuel injector testing, diagnostics, performance products and custom fuel system solutions. Get in touch with our team today. Contact Us Please fill in your details below to contact us with any enquiries you may have. We will do our best to respond ASAP Name* Company Email* Phone* Your country* Message* Where did you hear about us?* Choose one Submit

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The ASNU Classic GDI is a world-leading fuel injector testing and diagnostics system designed for modern gasoline direct injection applications. Engineered for precision testing, injector analysis and ultrasonic cleaning, the Classic GDI provides workshops and fuel system specialists with accurate diagnostics, visible spray pattern analysis and reliable performance validation across a wide range of injector types. ASNU CLASSIC GDI The ASNU Classic GDI system has been designed for comparing injector against injector at a safe operating level and is suitable for use by apprentice level mechanics to Master level engineers. To enable a safe and easy examination of the injectors performance, the ASNU system runs the injectors at a lower and safer operating fuel pressure of up to a maximum of 10 bar. The ASNU Classic GDI injector test machine allows the user to safely examine the injectors Spray pattern in greater detail for any discrepancies in the fuel distribution and atomisation. *Finance options are available for UK customers. Please contact us for further information. Button Brochure Contact a distributor Button Parts & Accessories

A list of the various different fuel rail adapter couplings, wiring harness adaptors, manifold adaptors, and o-rings ASNU supply for all different applications. Parts & Accessories We supply various different fuel rail adapter couplings, wiring harness adaptors, manifold adaptors, and o-rings for all different applications. Below are a selection of the fuel rail and manifold adapter caps that we can supply to allow you to fit various injectors into various manifolds and fuel rails: Fuel Rail Adapter Couplings & Manifold Adapters Below are a selection of the fuel rail and manifold adapter caps that we can supply to allow you to fit various injectors into various manifolds and fuel rails: Part No: ASNU090/FRC10D ASNU090/FRC10H ASNU090/FRC11D ASNU090/FRC14G ASNU090/FRC14M ASNU090/FRC15 ASNU090/MA14 ASNU092/MAJZ ASNU092/MA-SR ASNU092/MA-EJ Description: 14.5mm to 10.5mm Fuel Rail Coupling 14.5mm to 11mm Fuel Rail Coupling for Honda/Subaru 14.5mm to 11mm Fuel Rail Coupling for Toyota/Mitsubishi 14.5mm to 14.5mm Extension Coupling (12mm length) 14.5mm to 14.5mm Extension Coupling (Methanol Use) 14.5mm to 15.0mm Fuel Rail Coupling 14.5mm Manifold Adapter for manifolds with short injector recess Manifold adapter for 1JZ/2JZ side feed to top feed conversions for ASNU 'A' cap fitment Manifold Adapter for Nissan SR20/RB25 side feed to top feed conversions for ASNU 'A' cap fitment Manifold Adapter for Subaru side feed to top feed conversions for ASNU 'A' cap fitment Harness Adapters & Plugs We offer various different harness adapters to fit our ASNU performance injectors into your existing application or custom application as listed below: Part No: ASNU090/HAOO1 ASNU090/HAOO2 ASNU090/HAOO3 ASNU090/HAOO4 ASNU090/HAOO5 ASNU090/HAOO6 Description: Wireless Connector - US Car injector to Bosch loom Wireless Connector - Bosch injector to US Car loom Bosch (with spring clip) with tails and rubber boot Bosch injector to Denso (Nissan) loom Bosch Injector to US Car loom Bosch injector to Honda Kei Hin loom ASNU090/HAOO7 ASNU090/HAOO8 ASNU090/HAOO9 ASNU090/HAO10 ASNU090/HAO11 ASNU090/HAO13 ASNU090/HAO14 ASNU090/HAO15 ASNU090/HAO16 ASNU090/HAPlug Bosch injector to Sumitumo (Toyota) loom Bosch injector to Bosch loom extension Bosch injector to Denso MK3 (Nissan) loom (no spring clip) Bosch injector to Denso MK3 (Nissan) loom (with spring clip) Wireless Connector - US Car injector to Sumitomo loom Bosch injector to Denso (Toyota) loom (with spring clip) Bosch injector to JECS (Nissan) loom (with spring clip) US Car injector plug with pins and dust seals US Car injector to Denso MK3 (Nissan) loom (with spring clip) Bosch injector plug with spring clip, pins and rubber boot

Media ASNU's 30 Year History Video ASNU Germany exhibiting at Retro Classic Fair in Stuttgart Rob Wilson takes 3rd Place in Rd1 of BTRDA and Welsh Rally Championship ASNU stand at PMW Expo 2019 ASNU stand at SEMA 2019 ASNU at Trax Silverstone 6th October 2019

Latest News 2 Apr 2023 ASNU Exhibiting at Japfest Silverstone on 23rd April 2023 We are pleased to be exhibiting at Japfest 2023 at Silverstone circuit..... Read More 4 Jan 2023 ASNU Exhibiting at Autosport International Expo on 12-13th January 2023 ASNU are pleased to announce that we will be exhibiting at The Autosport International Expo Engineering..... Read More 1 Dec 2022 ASNU New Injector Servicing Products We are pleased to announce we have some new Injector Service Parts added..... Read More 25 Nov 2022 ASNU Exhibiting at PRI 8th - 10th December ASNU are pleased to announce that we will be exhibit..... Read More 27 Oct 2022 ASNU Exhibiting at The SEMA Show 1st - 4th November ASNU are pleased to announce that we will be exhibiting at The SEMA Show from November 1st-4th at the Las Vegas..... Read More 10 Oct 2022 ASNU 219 and 219T Filter Basket & Tool for Siemens Piezo Injectors ASNU 219 and 219T Filter Basket & Tool for Siemens Piezo Injectors We are pleased to announce we now have replacement..... Read More 8 Sept 2022 ASNU Exhibiting at Automechanika Frankfurt 13-17th September ASNU are pleased to announce that we will be exhibiting at Automechanika, Frankfurt from the 13-17th of September. Make sure to come over and say hello to our many ASNU..... Read More 14 Jun 2022 ASNU New Product Release – ASNU 220 Pintle Cap We are pleased to release our new ASNU 220 pintle cap. These pintle caps are for certain model Honda vehicles that use the Keihin fuel injector shown below..... Read More 11 May 2022 ASNU Owners Facebook Group To our ASNU Owners, We have opened a new Facebook group..... Read More 14 Feb 2022 ASNU Exhibiting at Autotechnica 27-30th March ASNU are pleased to announce they will be exhibiting at the Autotechnica exhibition in Belgium from 27th – 30th March. We will have representatives..... Read More 21 Jan 2022 ASNU New Website Coming Soon! We are in the process of building a new website which we hope to have ready soon! Make sure you’re listed..... Read More 18 Nov 2021 ASNU New Product We are pleased to now have available our new coupling – ASNU 134 for testing the screw top Bosch GDI injectors..... Read More 19 Nov 2020 ASNU 1250p Injector We are pleased to announce the release of our new 1250cc Performance Injector Read More 5 Oct 2020 ASNU New Products ASNU 293 Pintle Caps & ASNU 294 Pintle Protection Caps are now available Read More 23 Sept 2020 ASNU 66W Wire GDI Filter Basket We are recommending that anyone testing and servicing..... Read More 14 Sept 2020 ASNU New Product Release We are pleased to announce we now have the Mercury Optimax..... Read More 26 Aug 2020 ASNU New GDI Parts available We are pleased to announce we now have stock of some..... Read More 10 Aug 2020 ASNU New Product Release We are pleased to announce the addition of the 'ASNU 133' coupling to..... Read More 10 Jun 2020 ASNU New Product Release The new ASNU 156A Adjustable Injector Test Rail has been designed to allow the..... Read More

< Back ASNU Exhibiting at Japfest Silverstone on 23rd April 2023 Laura Bonafont 2 Apr 2023 We are pleased to be exhibiting at Japfest 2023 at Silverstone circuit on Sunday 23rd April. You will find the ASNU stand in with the Trade area - showing our Injector Diagnostics Testing & Servicing System alongside our Performance Products range of Injectors, Fuel Pumps, Fuel Rails & more. If you have a car running ASNU products, we are offering one owner the chance to be parked on our stand in the trade area for the day and of course free entry. To be in with a chance of this opportunity, send your details and your car's spec and photo to us and we will pick one at random a week before the show! Previous Next

< Back ASNU New Product Laura Bonafont 18 Nov 2021 We are pleased to now have available our new coupling – ASNU 134 for testing the screw top Bosch GDI injectors on our ASNU 156A adjustable fuel rail. These injectors are found in various BMWs. These are sold individually and are available through our distributor network. Part No: ASNU 134 Injector Test Coupling Previous Next

< Back ASNU Exhibiting at PRI 8th - 10th December Laura Bonafont 25 Nov 2022 ASNU are pleased to announce that we will be exhibiting at PRI in Indianapolis, USA. Make sure to come over and say hello to our ASNU representatives at booth #605 . We'd love to hear from you and answer any of your questions. See you there! Previous Next