We all know it's not a great set, but it hasn't been this cheap in a long time
Discount is on warehouse deals under "Used/other" with the text "Save 10% at checkout"
Vive trackers (2.0/2018 ones on sale) $88 - 10% = $80
Vive DAS works on Pimax headsets with 3d printable adapters $73.59 -10% =$65
Lighthouse 1.0 $108 - 10% = $98
Edit: Vive 1.0 Controller $92.38 - 10% = $84
Thrustmaster Hotas $54.88 - 10% = $50
(All prices rounded up to the nearest dollar)
Edit: Fix lighthouse link