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KRoyal
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Just purchased the SPD HX Series with Helmholtz Resonator. I'll let you guys know how it works out.
GEN 2 SPD Catted Downpipes and Trombone w/Stock Muffler
- Thread starter KRoyal
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OP
OP
KRoyal
Full Access Member
Just wanted to update this for anyone wondering. The new HX Series with the Helmholtz Resonator fixed all my problems. Sounds deeper and 0 rattle, rasp, or drone. Love it now!
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