{"product_id":"fox-performance-series-2-5-inch-ifp-shock-for-2020-chevy-silverado-2500hd-gmc-sierra-2500-3500hd","title":"FOX Performance Series 2.5-inch IFP Shock for 2020 Chevy Silverado 2500HD \u0026 GMC Sierra 2500\/3500HD","description":"FOX Performance Series shocks contain the latest in shock technology to transform the performance of your Truck or SUV. They use our race-proven damping control to provide a comfortable on-road ride and predictable off-road handling in even the toughest conditions.\nApplication specific valving to maximize performance.\nIncrease your vehicle's off-road capability by extending drop-out travel in most applications. Experience on-road comfort with performance-minded shock valving for a connected ride with less vehicle sway. Tuned specifically for your vehicle’s application._x000D__x000D_\n_x000D__x000D_\nConsistent and fade-resistant performance due to high-quality materials: aluminum bodies, race-developed main piston, and a true internal floating piston (IFP) to separate gas and oil._x000D__x000D_\n_x000D__x000D_\nBuilt-to-last, torture-tested and race-proven to give a lifetime of great rides. FOX products are built from aluminum, dissipating heat four times better than conventional materials. All FOX shocks are fully serviceable and resistant to corrosion and harsh environments.\n\u003cul\u003e\n  \u003cli\u003e2.5 in. Impact Extruded 6061-T6 Aluminum Shock Body\u003c\/li\u003e\n  \u003cli\u003e2.5” Impact extruded 6061-T6 aluminum shock body\u003c\/li\u003e\n  \u003cli\u003eHigh-flow velocity-sensitive damping\u003c\/li\u003e\n  \u003cli\u003eType II clear-anodized body plating\u003c\/li\u003e\n  \u003cli\u003eFully rebuildable and re-tunable\u003c\/li\u003e\n  \u003cli\u003eInternal floating piston (IFP)\u003c\/li\u003e\n  \u003cli\u003eHydraulic Top Out (HTO) piston\u003c\/li\u003e\n  \u003cli\u003eInternal Floating Piston [IFP]\u003c\/li\u003e\n  \u003cli\u003eHydraulic Top Out [HTO] Piston\u003c\/li\u003e\n  \u003cli\u003eApplication specific tune\u003c\/li\u003e\n  \u003cli\u003e5\/8 in. Hard Chrome Shaft\u003c\/li\u003e\n  \u003cli\u003e5\/8” hard chrome shaft\u003c\/li\u003e\n  \u003cli\u003eCorrosion resistant\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eUpgrade your 2020 Chevrolet Silverado 2500HD or GMC Sierra 2500\/3500HD with the FOX Performance Series 2.5-inch IFP shock, engineered to enhance both on-road comfort and off-road capability. These shocks feature application-specific valving that optimizes damping for your vehicle, providing a smoother ride on pavement while maintaining predictable handling in tough off-road conditions. The extended droop travel allows for better off-road articulation, making these shocks ideal for trucks that frequently tackle rugged terrain. Constructed with high-quality 6061-T6 aluminum, the shock bodies dissipate heat four times more efficiently than traditional materials, ensuring consistent and fade-resistant performance even during demanding drives. The race-developed main piston, combined with an internal floating piston (IFP), separates gas from oil, providing a stable, controlled damping experience that remains reliable over time. The FOX shocks are fully rebuildable and re-tunable, allowing for easy maintenance and customization to match your specific driving needs. With corrosion-resistant features such as a clear-anodized body plating and a 5\/8-inch hard chrome shaft, these shocks are built to withstand harsh environments and ensure longevity. They are designed to fit a range of 2020 model trucks, including Chevrolet Silverado 2500HD and GMC Sierra 2500\/3500HD, and provide a significant upgrade over stock suspension components. Whether you're looking to improve off-road performance or enhance on-road ride quality, the FOX 2020+ Performance Series shocks offer a durable, race-proven solution that elevates your truck’s handling and comfort.\u003c\/p\u003e\u003cp\u003e\u003cb\u003eFeatures:\u003c\/b\u003e\u003c\/p\u003e\u003cul\u003e\u003cli\u003e2.5-inch impact extruded 6061-T6 aluminum shock body for durability and heat dissipation\u003c\/li\u003e\u003c\/ul\u003e\u003cul\u003e\u003cli\u003eHigh-flow velocity-sensitive damping for precise control\u003c\/li\u003e\u003c\/ul\u003e\u003cul\u003e\u003cli\u003eType II clear-anodized body plating for corrosion resistance\u003c\/li\u003e\u003c\/ul\u003e\u003cul\u003e\u003cli\u003eFully rebuildable and re-tunable for maintenance and customization\u003c\/li\u003e\u003c\/ul\u003e\u003cul\u003e\u003cli\u003eInternal floating piston (IFP) to separate gas and oil for consistent performance\u003c\/li\u003e\u003c\/ul\u003e\u003cul\u003e\u003cli\u003eHydraulic Top Out (HTO) piston to control extension dampening\u003c\/li\u003e\u003c\/ul\u003e\u003cul\u003e\u003cli\u003eApplication-specific tuning for optimal performance\u003c\/li\u003e\u003c\/ul\u003e\u003cul\u003e\u003cli\u003e5\/8-inch hard chrome shaft for enhanced strength and longevity\u003c\/li\u003e\u003c\/ul\u003e\u003cul\u003e\u003cli\u003eDesigned for a 0-1 inch lift configuration\u003c\/li\u003e\u003c\/ul\u003e\u003cul\u003e\u003cli\u003eBuilt for durability, race-tested and resistant to harsh environments\u003c\/li\u003e\u003c\/ul\u003e\u003cbr\u003e\nFitment:\u003cbr\u003e\n2020 Chevrolet Silverado 2500 HD Custom\u003cbr\u003e\n2020 Chevrolet Silverado 2500 HD High Country\u003cbr\u003e\n2020 Chevrolet Silverado 2500 HD LT\u003cbr\u003e\n2020 Chevrolet Silverado 2500 HD LTZ\u003cbr\u003e\n2020 Chevrolet Silverado 2500 HD WT\u003cbr\u003e\n2020 Chevrolet Silverado 3500 HD High Country\u003cbr\u003e\n2020 Chevrolet Silverado 3500 HD LT\u003cbr\u003e\n2020 Chevrolet Silverado 3500 HD LTZ\u003cbr\u003e\n2020 Chevrolet Silverado 3500 HD WT\u003cbr\u003e\n2020 GMC Sierra 2500 HD AT4\u003cbr\u003e\n2020 GMC Sierra 2500 HD Base\u003cbr\u003e\n2020 GMC Sierra 2500 HD Denali\u003cbr\u003e\n2020 GMC Sierra 2500 HD SLE\u003cbr\u003e\n2020 GMC Sierra 2500 HD SLT\u003cbr\u003e\n2020 GMC Sierra 3500 HD AT4\u003cbr\u003e\n2020 GMC Sierra 3500 HD Base\u003cbr\u003e\n2020 GMC Sierra 3500 HD Denali\u003cbr\u003e\n2020 GMC Sierra 3500 HD SLE\u003cbr\u003e\n2020 GMC Sierra 3500 HD SLT\u003cbr\u003e\n2021 Chevrolet Silverado 2500 HD Custom\u003cbr\u003e\n2021 Chevrolet Silverado 2500 HD High Country\u003cbr\u003e\n2021 Chevrolet Silverado 2500 HD LT\u003cbr\u003e\n2021 Chevrolet Silverado 2500 HD LTZ\u003cbr\u003e\n2021 Chevrolet Silverado 2500 HD WT\u003cbr\u003e\n2021 Chevrolet Silverado 3500 HD High Country\u003cbr\u003e\n2021 Chevrolet Silverado 3500 HD LT\u003cbr\u003e\n2021 Chevrolet Silverado 3500 HD LTZ\u003cbr\u003e\n2021 Chevrolet Silverado 3500 HD WT\u003cbr\u003e\n2021 GMC Sierra 2500 HD AT4\u003cbr\u003e\n2021 GMC Sierra 2500 HD Base\u003cbr\u003e\n2021 GMC Sierra 2500 HD Denali\u003cbr\u003e\n2021 GMC Sierra 2500 HD SLE\u003cbr\u003e\n2021 GMC Sierra 2500 HD SLT\u003cbr\u003e\n2021 GMC Sierra 3500 HD AT4\u003cbr\u003e\n2021 GMC Sierra 3500 HD Base\u003cbr\u003e\n2021 GMC Sierra 3500 HD Denali\u003cbr\u003e\n2021 GMC Sierra 3500 HD SLE\u003cbr\u003e\n2021 GMC Sierra 3500 HD SLT\u003cbr\u003e\n2022 Chevrolet Silverado 2500 HD Custom\u003cbr\u003e\n2022 Chevrolet Silverado 2500 HD High Country\u003cbr\u003e\n2022 Chevrolet Silverado 2500 HD LT\u003cbr\u003e\n2022 Chevrolet Silverado 2500 HD LTZ\u003cbr\u003e\n2022 Chevrolet Silverado 2500 HD WT\u003cbr\u003e\n2022 Chevrolet Silverado 3500 HD High Country\u003cbr\u003e\n2022 Chevrolet Silverado 3500 HD LT\u003cbr\u003e\n2022 Chevrolet Silverado 3500 HD LTZ\u003cbr\u003e\n2022 Chevrolet Silverado 3500 HD WT\u003cbr\u003e\n2022 GMC Sierra 2500 HD AT4\u003cbr\u003e\n2022 GMC Sierra 2500 HD 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