What's Included: (1) Vent Filter

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Level 4 - Big Injector Tune - 110 Octane - 155 RWHP (+50 RWHP) with better throttle response **BMP Exhaust Required**

Greater efficiency due to reduced reed petal travel

ECU and CNC cylinder head with oversize valves will deliver big gain in performance

BMP Fiber-Reinforced Polaris Fuel Tank Nut Wrench Category_Default Category/SLED/Ski-Doo/GEN4 850 E-Tec What's Included: (1) Vent FilterBMP Fiber Reinforced Polaris Fuel Tank Nut Wrench If youve ever tried to service a Polaris fuel pump, you know the struggle: the large plastic locking nut is notorious for seizing up, and using pliers or a punch often results in cracked plastic and bloody knuckles. This purpose built wrench is designed to make fuel tank service fast, easy, and damage free. The BMP Advantage: Fiber Reinforced Polymer: Engineered for maximum rigidity to break loose