looking on the atp site they list 2 per vechile so looks to be the same
one important thingto do when tuning is make sure the outputs are balanced long time since i done one one but there a sequence of how manyturns the air bleeds are open on each or if i remeber correctly you can put a small bulb between the outputs of each meter the bulb wil go out when outputs the same voltage-much like an alt warning bulb
also check carefully the rubber intakes fir splits