ive been lookin up gauges and im interest in seein what others of you are usin? is one brand better then another? and i was also wonderin what lambda is? on a site it said "The AEM Wideband can switch between AFR or Lambda readout with a twist of a switch "

thanks guys

 

it's gauges and search

most popular are defi gauges

most accurate in my opinion are stewart warner gauges...found at 42draftdesign.com