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when i bought my muffler today i asked the guy a bout a hiflow cat he says if the senser is in the front of the cat i could even away with the cat all 2gether becuz theres not many emmision laws where i live but how do u know if its in or the back of the cat on a 98 firebird.thanks in advance
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You have 4 o2 sensors
1 in each manifold
1 before the cat
1 after the cat
I am happy with 2.5 inch catco high flow cat from www.summitracing.com
1-800-230-3030
don't ditch the catRace car - gone but not forgotten - 1997 firebird V6
nitrous et & mph: 12.168 & 110.95 mph, n/a 13.746 & 96.38 mph
2013 Dodge Challenger SRT8: 12.125, 116.45
2010 Ford Taurus SHO: no times yet
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Haven’t done anything on the Camaro, but put LEDs on my truck headlights . And my oil pressure sensor went out on the truck so going to fix that this...5 days ago -
Haven’t done anything on the Camaro, but put LEDs on my truck headlights . And my oil pressure sensor went out on the truck so going to fix that this...5 days ago
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