WB G1 LED AFR Display designed to use with WB D1 AFR Controllers including D1-DIY board or D1 Wideband Controller. It has six optional display color and also power wires (3 wires).

New D1 is only 1.50” and 0.90” in size (1/5 of a credit card size) and much more cost effective than any other wideband controller in the market today. WB G1 LED AFR display and D1 cable harness (sold separetely) can be added for convenience.

WB D2 Wideband gauge and the Bosch LSU4.2 O2 sensor as a complete kit.

WB G1 LED Display and D1 Wideband control unit (1.50” x 0.90” x 0.40”) with black plastic enclosure (1.75" X 1.15" X 0.60") which can be made water proof if epoxy filled.

D2 2 1/16" gauge assembly, pre-assembled output and oxygen sensor cables with connectors and Bosch LSU4.2 (part# 17014).
Same size B2 boost gauge color options are Blue, White, Orange, Green and Red.

Wideband control unit (1.50” x 0.90” x 0.40”) with black plastic enclosure (1.75" X 1.15" X 0.60")

WB D2 Wideband controller gauge with harness.