I'm looking on K&N's website for part numbers for intake upgrades for my truck and it lists 2 different options. There's the FIPK Gen2 and the 77 series high flow performance kit. On the website it lists the horsepower increase for the FIPK is 9.11 where the 77 series is 8.22. Is this the only difference between the 2? The pictures shown look almost identical except the FIPK is plastic and the 77 series is metal. I've read where most of ya'll have the FIPK but haven't heard much about the 77 series. Anyone have it? Do you like it?
Check ebay for the intake first... it might save u some serious $$$
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"When I step on the gas, I want people to think the world is coming to an end!" - Homer Simpson
2002 ECSB, Nelson Tune, LS1 electric fans, 145A alternator, K&N FIPK, 160º T-stat, TB coolant bypass, Corvette servo, 4 headlight mod, blue LED gauge cluster
No diff other than the tube material.They used a different truck for each.So you would get the same results with either.Look at the bottom where it lists the dyno info.