Documentation Overview
On this page, you will find comprehensive documentation for our products, listed alphabetically by SKU within their respective categories, and referenced by product name (product names link to the product page). If a product has documentation available for it, it is also displayed on its product page as well – this downloads page is a conglomerate list of all the documentation available under the “Resources” tab on product pages.
If you cannot find documentation for your product, or have questions about the documentation, not to worry. As always, we are here to help. If you have any questions whatsoever about our products, feel free to contact us any time.
Note: Product documentation is also available for products you’ve already purchased via the Documentation Downloads section of your My Account page. That section contains a full set of resources – from the same ones as on this page – pre-filtered to only show the documents specifically for the products you’ve purchased.
File Access Information
Each document has three options for how to access it. For your convenience, you can either:
View Online View the file in a new tab in your browser
Quick View See the file without opening a new page
All 3 options will provide you with the ability to print. If you Download the file or View it Online, you can use Ctrl+P (on your keyboard) on Windows, ⌘cmd+P on Mac, or the “Print” option in the “File” menu on either. If you are using Quick View, you can print it using the printer icon at the top of the viewer (also available in View Online).
Documentation Downloads
PWM Controller Kits
BoostWorx Ford GT Mustang Fuel Module Control System Installation Instructions
Download View Online Quick ViewBoostWorx Ford GT500 Mustang Fuel Module Control System Installation Instructions
Download View Online Quick ViewBoostWorx Ford GT500 Mustang Fuel Module Control System Installation Instructions
Download View Online Quick ViewLT-Series Crate Engines – Ally Fuel Module Controller (PWALLY-DUALXFM)
PressureWorx Ally Dual Fuel Module for LT-Series Crate Engines (PWALLY-DUALXFM) Instructions
Download View Online Quick ViewKPM Streetfighter 1500HP PWM Fuel Pump Controller - Stand Alone (PWKPM1500) Instructions
Download View Online Quick ViewReturnX Return-Type PWM Controller (PWRX* – Multiple SKU’s – See Below)
ReturnX Single Pump Controller with Standalone MAP Sensor - Naturally Aspirated (PWRXNA-SP)
ReturnX Single Pump Controller with Standalone MAP Sensor - Supercharged (PWRXSC-SP)
ReturnX Single Pump Controller for Engine Mounted 1bar MAP Sensors (PWRX1B-SP)
ReturnX Single Pump Controller for Engine Mounted 2bar MAP Sensors (PWRX2B-SP)
ReturnX Single Pump Controller for Engine Mounted 3bar MAP Sensors (PWRX3B-SP)
ReturnX Carburetor Dual Pump PWM Controller (PWRXC-DP)
ReturnX Dual Pump Controller with Standalone MAP Sensor - Naturally Aspirated (PWRXNA-DP)
ReturnX Dual Pump Controller with Standalone MAP Sensor - Supercharged (PWRXSC-DP)
ReturnX Dual Pump Controller for Engine Mounted 1bar MAP Sensors (PWRX1B-DP)
ReturnX Dual Pump Controller for Engine Mounted 2bar MAP Sensors (PWRX2B-DP)
ReturnX Dual Pump Controller for Engine Mounted 3bar MAP Sensors (PWRX3B-DP)
ReturnX Using Engine MAP Sensor or TPS
Download View Online Quick ViewReturnX Using VaporWorx Supplied Stand-Alone MAP Sensor
Download View Online Quick ViewReturnX Return-Type PWM Controller Kit for Chevrolet OBS Trucks (PWRX-*-OBS – Multiple SKU’s – See Below)
ReturnX OBS Single Pump Controller with Standalone MAP Sensor – Naturally Aspirated (PWRXNA-SP-OBS)
ReturnX OBS Single Pump Controller with Standalone MAP Sensor – Supercharged (PWRXSC-SP-OBS)
ReturnX OBS Single Pump Controller for Engine Mounted 1bar MAP Sensors (PWRX1B-SP-OBS)
ReturnX OBS Single Pump Controller for Engine Mounted 2bar MAP Sensors (PWRX2B-SP-OBS)
ReturnX OBS Single Pump Controller for Engine Mounted 3bar MAP Sensors (PWRX3B-SP-OBS)
VaporWorx 1988-95 Chevrolet/GMC OBS Truck Tank Modification and Fuel Pump Control System
Download View Online Quick ViewReturnX OBS Using VaporWorx Supplied Stand-Alone MAP Sensor
Download View Online Quick ViewAll Other Products
RetroWorx Tank Adapter Kit (RWTAK)
RetroWorx Installation Instructions
Download View Online Quick ViewFuel Module Mounting - Min/Max Tank Depth Dimensions
Download View Online Quick ViewSmartRamp Voltage Booster Controller (SmartRamp)
SmartRamp Controller for the JMS FuelMax Voltage Booster Installation Instructions
Download View Online Quick ViewSmart Relay Controllers (SRC* – Multiple SKU’s – See Below)
Smart Relay Controller – 2 Relays, External Triggering Source (SRC-2)
Smart Relay Controller – 1 Relay, VaporWorx-Supplied MAP Sensor (SRC-1MAP)
Smart Relay Controller – 2 Relays, VaporWorx-Supplied MAP Sensor (SRC-2MAP)
Single and Dual Channel Smart Relay Controller Installation Instructions
Download View Online Quick ViewSingle and Dual Channel Smart Relay Controller with Stand-Alone MAP Sensor Installation Instructions
Download View Online Quick ViewNote: We provide our documentation in the PDF file format. To view/print it, you will need the Adobe Acrobat Reader software, which most modern computers will already have. If you have trouble opening the files, you can download that software from the official Adobe site. If you are subsequently still unable to open the files, contact us and we’d be happy to send you them in a different format.