This is a Bosch LSU 4.9 industry-standard heated 5-wire EGO sensor. These wideband air fuel ratio sensors are the very latest from Bosch and are used in many top quality tuning devices and also by professional dyno-tuners. Suitabe replacement sensor for the Prosport USA wideband kits.

DPR fuel filter with -6AN inlet and outlet
Bosch 650cc injectors set (4) high impedence
Tial 44mm wastegate (silver top)
BC Camshafts SR20DE(T) stage 2 / 3
Seat rails - Bride LR Low Position - FIA
DPR wheel spacers 25mm 5X114.3 Toyota / Lexus (pair)
Turbo oil return fitting kit TD04 TD05 TD06 Kinugawa onepiece
G-racing wheel spacers 20mm 5x114.3 - 66.1 1.25p
SD Rod End (chromolly, metric) R/L
Bosch 044 700HP external fuel pump w/ bracket 