Mishimoto Exhaust Adapter Stock Downpipe to 3in Exhaust Subaru Models vendor_ETS It picks up the signal

It picks up the signal from your stock O2 sensor and displays the reading instantly on the Gauge

Part #: PSR-216EVOWGEFP

Or this one

Dual-Core Design - Not Compatible w/ Automatic Transmission Cooling System or OEM Air Conditioning Condenser Fan

includes 6 mounting pins & mounting instructions FITMENT: works with 52mm gauges

Mishimoto Exhaust Adapter Stock Downpipe to 3in Exhaust Subaru Models vendor_ETS It picks up the signalPart: # MMEXH ADAP SDAE Dont let a pesky exhaust leak ruin the beautiful exhaust tone from your turbo Subaru. The Mishimoto Subaru Exhaust Adapter allows a smooth exhaust flow transition between your stock downpipe and your 3 sized exhaust. The engineers at Mishimoto know your Subaru was built for harsh climates, so they designed this adapter with 304 stainless steel material so it will never rust. This adapter installs in under 15 minutes and