Walbro 450 / 39mm in tank fuel pump kit urs4/urs6 Pump:Walbro 525 Requires "A" & "B" looms

Requires "A" & "B" looms or "A" & "B" connector kits (not supplied)

PWM capable)

with no alteration of the factory wiring loom required for the models listed below

Shift-cut and internal loggings

Standard non-sealed relays have no place in engine compartments

Walbro 450 / 39mm in tank fuel pump kit urs4/urs6 Pump:Walbro 525 Requires "A" & "B" loomsDrop in fuel pump kit for most in tank Audi type 89 and c4 chassis cars (Urs4 S6, coupe quattro, etc). Kit includes your choice of a Walbro 450 or 525 fuel pump (we recommend the 450 for cars up to 600hp, select the 525 for over that), inlet sock filter, electrical connnector, and adapter hose. Note that we currently ship our dual pump bracket with this kit so we don't have to stock both types of brackets. We've also found a nice 3d printed replica of