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Condition:
NewNew
Re-usable High-Performance MaxFlow Oiled Filter. 1988-1991 GMC R1500/R2500/R3500 5.7L V8. Made in the USA. No Maintenance PowerCore Filtration Available for Select Application. No Tune Required. Tune May Enhance Performance.
Your better off with stock system but with high flow air filter.
More detailed instructions should be provided. I bought my truck new in 1988 and everything is stock. Volant did not address the many obstacles that had to be moved making the installation difficult.
if you have a smog pump it will not work unless you modify it. tech was no help.Gasket for on top of the carb cheaply made it will rip.the nut that holds it down on the carb different thread to the hold down bolt that is in the kit.instructions do not tell you how peaces go on.expected alot better for what it cost.