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Store Tuning Fuel Injected

AFR+ Gen 4

AFR+ Gen 4

The Gen 4 Optimizer is the AFR+ Fuel Controller that combines an EFI controller with a wideband O2 sensor and AFR gauge to provide a user instant fuel trimming ability and feedback about their vehicle's state of tune.  The AFR gauge allows you to know exactly how well your tune-up is performing at all times.

 Kit Includes: AFR Guage, Wideband controller, and Bosch O2 Sensor (Yamaha YXZ1000R includes AIS Block Off)

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Price TBD

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