XP 1000 Stock Exhaust System Readings:
Idle- 84 dB
4000 RPM- 95 dB
HMF Full Dual XP1000 Exhaust Readings:
With 2 Quite Cores Installed
Idle- 86 dB
4000 RPM- 90 dB
Without Quiet Cores
Idle- 92 dB
4000 RPM- 100 dB
*HMF claims 4HP and 2lb torgue at the rear wheels*
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