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Ships within 48 hours · Estimated delivery Aug 14 - Aug 19
Increases low and mid-range power and decreases fuel consumption
more stable in high RPM applications
2001-2012 Yamaha Raptor 250
**Excludes EJ15 and EJ16 motors
4L PowerStroke
2008-2021 Kawasaki Concours 1400 AIS Engine Block Off Plate 6.6L LBZ Duramax Diesel Increases low and mid-range powerFitment 2008 2021 Kawasaki Concours 1400 *For race off highway use only. Description Our kit is the perfect, no fuss way to eliminate bike's factory air injection system. The factory system has several drawbacks including making it difficult to properly tune your bike. Drawbacks are due to the "fresh" air being injected into the exhaust causing O2 sensor readings to be incorrect. This modification also significantly reduces the ignition of fuel vapors
