I guess the main question was if there be power loss. I have a 300zx with Greddy SP2 catback system and so I favor the Greddy system.
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Stillen Gen 3, Motordyne M370 Intake Manifold,
25 row oil cooler, Z1 test pipes, Greddy Ti-C 70mm dual exhaust, 15mm front/20mm rear spacers, RE-11's, V1 detector, LED interior lights, LED tag lights, Password JDM CF engine and radiator cooling covers.
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