Straightline Performance Tune for Polaris Sportsman 450/570
Straightline Performance Tune for Polaris Sportsman 450/570 is backordered and will ship as soon as it is back in stock.
Shipping & delivery
Usually ships in 2–3 business days unless a different lead time is shown on this page. Shipping cost is calculated at checkout (UPS or USPS to the contiguous U.S.).
Shipping policy · Returns · Fitment questions? (561) 207-7988
Delivery and Shipping
Delivery and Shipping
Standard order processing is 2–3 business days unless this product or your order confirmation states a different lead time. Custom-built, made-to-order, backorder, and pre-order items follow their stated lead times.
Enclosures and subwoofer boxes ship for $50 per unit. Other shipping charges are calculated at checkout. Orders outside the contiguous 48 United States may require additional shipping; we will contact you for approval before shipment.
Subwoofer boxes ship UPS Ground where available. Read our Shipping Policy and Return and Refund Policy for delivery, product-specific return windows, and warranty details.
Straightline Performance Tune for Polaris Sportsman 450/570
Straightline Performance Tune for Polaris Sportsman 450/570 is backordered and will ship as soon as it is back in stock.
Description
Description
Wake up your quad with the ultimate electronic boost designed specifically for your machine. This custom tune eliminates restrictive rev and top-speed limiters while dialing in optimized fueling maps and cooler cooling fan trigger temperatures.
Unlock up to +6 horsepower when paired with matching intake and exhaust upgrades for serious trail-dominating fun. Please note that an applicable programmer tuner device is required to flash this software calibration.
| Brand | Straightline Performance |
| Product Type | Performance ECU Tune |
| SKU | 287-105 |
| Compatible Make | Polaris |
| Compatible Models | Sportsman 450, Sportsman 570 |
| Compatible Model Years | 2017-2024 |
| Vehicle Type | ATV / UTV |
| Rev Limiter Modification | Removed |
| Speed Limiter Modification | Removed |
| Cooling Fan Activation | Lowered Temperature Threshold |
| Fueling Adjustment | Optimized |
| Potential Power Gain | Up to +6 HP (with supporting mods) |
| Required Equipment | ECU Tuner / Programmer required for flashing |
| Product Weight | 1.0 lb |
Fitment & installation
Fitment & installation
Check the selected part against your vehicle. Need help? Call (561) 207-7988.
Selected part: 287-105
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Read FOX’s application notes for part 987-24-001 (rear shock)
Payment & Security
Payment methods
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