2x Throttle Body Fuel Injector Fit for Polaris RZR XP 1000 (2014-2021) 2521387

Throttle Body Fuel Injector for Polaris

This is a set of two throttle body fuel injectors designed for Polaris RZR XP 1000 models from 2014 to 2021, delivering precise fuel delivery for optimal engine performance. These injectors replace OEM part number 2521387 and restore proper air-fuel mixture in your RZR. This throttle body fuel injector for Polaris ensures reliable starting and smooth throttle response across all driving conditions.

Overview

This pair of throttle body fuel injectors is built for Polaris RZR XP 1000 vehicles, serving as a direct replacement for the original injector part 2521387. Each injector atomizes fuel for efficient combustion, and the set ensures balanced fueling across both cylinders. Designed for owners of 2014-2021 RZR XP 1000 models, this throttle body fuel injector set restores lost performance and idle stability.

Built For Performance

• Precision-engineered nozzle for consistent spray pattern
• Direct fit replacement for OEM injector 2521387
• Electrically tested for proper flow and resistance
• Resistant to fuel degradation and clogging
• Improves cold start reliability and throttle response

Fits These Machines

• for Polaris RZR XP 1000 (2014)
• for Polaris RZR XP 1000 (2015)
• for Polaris RZR XP 1000 (2016)
• for Polaris RZR XP 1000 (2017)
• for Polaris RZR XP 1000 (2018)
• for Polaris RZR XP 1000 (2019)
• for Polaris RZR XP 1000 (2020)
• for Polaris RZR XP 1000 (2021)

On-The-Job Use

• Replaces worn or leaking injectors in high-mileage RZR XP 1000 engines
• Restores fuel delivery during trail riding and climbing
• Used during engine rebuilds or top-end overhauls
• Solves rough idle and hesitation under load

Specs At A Glance

Good To Know

Q: Will these injectors work with a stock fuel rail? A: Yes, these are direct replacements for the original injectors and will clip into the stock fuel rail and intake manifold without modification.

Q: How do I know if my injectors need replacement? A: Symptoms include rough idle, misfires, poor fuel economy, or a check engine light related to fuel trim. Replacing them as a set on both cylinders ensures balanced operation.

Slight variation in finish or dimensions may occur between production runs, and fit can depend on serial number, so confirm compatibility before ordering.