Thread: Erratic misfire under boost, PO134 code

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  1. #1 Re: Erratic misfire under boost, PO134 code 
    Scottydoggs
    Scottydoggs is offline
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    Default 05-08-2015
    what brand o2 did you install? stuff sadly comes defective brand new time to time. aftermarket parts its a bit more common.

    98 Buick Regal GS, F body brakes, Caddy STS wheels, tinted tails L36 bottom end, lightly ported heads, 1.95 roller rockers, headers, gen 5 N* 3.0 pulley, FSIC, 42 lb injectors, a BrandonHall rebuilt trans, DHP tuned and AEM water/Meth injection https://goo.gl/gpV5kW
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  2. #2 Re: Erratic misfire under boost, PO134 code 
    Runicdionysus
    Runicdionysus is offline
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    Default 05-08-2015
    The Bosch. Cheapest at autozone lol
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