a good used gas tester from gunsons
Gunson Digital Exhaust/Gas Tester/Analyzer Race/Rally Car G4125
For Exhaust Gas Temperature Sensor Exhaust Gas Probe Thermocouple 1/8NPT Threads
Automotive EVAP Smoke Machine Car Leak Detector Pipe Exhaust Intake Tester 12V
Straight Offset Socket Set (6pt) 3/8 Drive - IDEAL Exhaust Gas Temp Sensor Set
Car LGV HGV Exhaust Gas Socket Sensor Socket Set 3/8 Dr 6pc 13mm 14mm 17mm
Gunson G4125 Digital Gas Tester Compact Portable Tool ( No Filters To Change )
