Give it time...people were running some pretty disapointing numbers with the LS1s when they first came too. Oh and 20 RWHP is impressive for just a K&N.
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94 Oxford White GT. 17" Factory wheels with 275/40/17 Nitto Drag Radials. Vortech S-Trim, Anderson Power Pipe, 24lb injectors, T-Rex external, 190lph internal, 3.55s, 65mm TB, Pro M 77mm MAF, Pro 5.0 shifter, Saleen Gauges, Crane ignition, MAC longtubes, catalytic h-pipe, flowmasters.
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