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DYNOJET Stage-2 Jet Kit - Yamaha YSR50 4223

DYNOJET Stage-2 Jet Kit - Yamaha YSR50 4223

$73.13 USD
$78.88 USD $73.13 USD
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  • Stage 1: stock engine/filters, stock/modified pipes; about a 5% power increase
  • Stage 1: stock engine/filters, stock/modified pipes; about a 5% power increase
  • Stage 2: stock/mild modified engine, stock/modified pipes, stock/modified filters; about an 8% power increase
  • Stage 3: stock/mild modified engine, stock/modified pipes, individual air filters; driveability may be compromised, N/A for some motors; about a 10-15% power increase
  • Stage 7: race-only, high rpm, not for street use
  • Increases power and drivability
  • Fully adjustable
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