Quote:
Originally Posted by RedRyderZ
These are nice! Are they a big upgrade over the Stillen 3s?
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With a tune, its like 20 whp gains but you need a tune for the car to run.
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Double Layer Tints (5% on top of 15%), Muffler/Resonator Delete, Z1 Long Tube Intakes, Z1 Aluminum Undershroud, H&R Lowering Springs
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