Protects your diesel engine and restores engine performance. For use when ambient temperatures are above 40°F.
Economic cold weather protection for your diesel engine
Allows your JB4 to control a WMI pump and solenoid for dynamic progressive flow mapping!
For most JB4 applications.
This product was last offered at the strikethrough price on
05-02-2026
Heavy-duty yet compact tank that is compact and flexible allowing for a wide range of mounting on any flat vertical surface in the trunk.
Complete with sealing gasket
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This product was last offered at the strikethrough price on
05-05-2026
Engages water-methanol system at 35PSI Adjustable from 25-50psi
Includes 2.5 gallon tank, red high temp nylon tubing, and quick-connect fittings
This fuel filter features a precision machined aluminum body and fittings
Supports up to 575whp on pump gas, 500whp on 100% E85
Supports up to 675whp on pump gas, 600whp on 100% E85
The worlds smallest universal regulator! Comes pre-set within precision tolerance to eliminate guesswork setting target pressure!
Prevents fuel from draining from your fuel lines
UNIVERSAL FITMENT - Intended for use with fuel lines featuring AN6 connectors, modifications may be required for installation
Quick connect union T-fitting for 1/4" Nylon
Efficient cleansing of Gasoline and Diesel fuel systems.
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