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Reduce misfires, lower fuel consumption, and ensure cleaner exhaust with a sensor built to last.\u003c\/p\u003e\n\n\u003ch2\u003eSpecifications \u0026amp; Fitment\u003c\/h2\u003e\n\u003cul\u003e\n  \u003cli\u003eSensor type: Zirconia O2\u003c\/li\u003e\n  \u003cli\u003eTypical operating temp: 300–900°C\u003c\/li\u003e\n  \u003cli\u003eConnector: Standard 2\/3\/4-pin options (confirm before purchase)\u003c\/li\u003e\n  \u003cli\u003eMount: Threaded for exhaust port installation\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003e\u003cstrong\u003eBuy with confidence:\u003c\/strong\u003e Choose KOSO for precision-engineered sensing and consistent performance on every ride.\u003c\/p\u003e","brand":"KOSO","offers":[{"title":"Sensors \/ 28-BOS2004","offer_id":52239467675966,"sku":"27-5722-51s","price":72.23,"currency_code":"USD","in_stock":false},{"title":"Sensors \/ 28-BOSCH","offer_id":52239467708734,"sku":"27-5724-51s","price":173.38,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0801\/0373\/5614\/files\/a503-5b99215706733.jpg?v=1758315844"},{"product_id":"weld-in-oxygen-sensor-fitting","title":"Weld-In Oxygen Sensor Fitting","description":"\u003cp\u003e\u003c\/p\u003e\u003ch2\u003eKOSO Weld-In Oxygen Sensor Fitting\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003ePrecise fit, reliable readouts.\u003c\/strong\u003e The KOSO Weld-In Oxygen Sensor Fitting provides a durable, leak-free mounting point for wideband and narrowband O2 sensors. Engineered for professional installation and high-temperature exhaust environments, this fitting ensures accurate sensor placement and long-term performance.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eUniversal compatibility:\u003c\/strong\u003e Designed to accept standard threaded oxygen sensors (Bosch style).\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eHigh-quality material:\u003c\/strong\u003e Heavy-duty stainless steel construction resists corrosion and withstands exhaust heat.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eWeld-in design:\u003c\/strong\u003e Seamless integration into exhaust pipes or headers for a permanent, vibration-resistant mount.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eEasy installation:\u003c\/strong\u003e Simple to weld into 1.5\"–3\" diameter pipes; ideal for custom exhaust and tuning projects.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eAccurate sensor placement:\u003c\/strong\u003e Positions the sensor tip in the exhaust stream for consistent readings and improved engine tuning.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003ePerfect for tuners, racers, and performance enthusiasts who demand precision. Upgrade your exhaust setup with the KOSO Weld-In Oxygen Sensor Fitting for dependable sensor performance and clean installation.\u003c\/p\u003e","brand":"KOSO","offers":[{"title":"Default Title","offer_id":52239467151678,"sku":"27-5723-51s","price":24.01,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0801\/0373\/5614\/files\/d07d-572a60f51247a.jpg?v=1758315845"},{"product_id":"temperature-gauge-replacement-sensor","title":"Temperature Gauge Replacement Sensor","description":"\u003cp\u003e\u003c\/p\u003e\u003ch2\u003eKOSO Temperature Gauge Replacement Sensor\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003eAccurate. Durable. Plug-and-Play.\u003c\/strong\u003e The KOSO Temperature Gauge Replacement Sensor is a direct-fit sensor designed to restore precise temperature readings for motorcycles, scooters, and ATVs. Engineered for reliability and fast response, it prevents overheating and protects your engine.\u003c\/p\u003e\n\n\u003ch2\u003eKey Features\u003c\/h2\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eHigh-precision sensing:\u003c\/strong\u003e Provides accurate coolant\/engine temperature data for stable gauge performance.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eDirect compatibility:\u003c\/strong\u003e Designed to match KOSO gauges and many aftermarket systems for easy installation.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eDurable construction:\u003c\/strong\u003e Corrosion-resistant materials and sealed housing for long service life.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eQuick response time:\u003c\/strong\u003e Fast temperature detection helps avoid overheating and improves safety.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eCompact design:\u003c\/strong\u003e Space-saving form factor fits tight engine bays and tight mounting points.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003eWhy Choose KOSO\u003c\/h2\u003e\n\u003cp\u003eManufactured to KOSO quality standards, this sensor ensures consistent readings and reliable operation in demanding riding conditions. Ideal for maintenance, repairs, or upgrades.\u003c\/p\u003e\n\n\u003ch2\u003eSpecifications \u0026amp; Compatibility\u003c\/h2\u003e\n\u003cul\u003e\n  \u003cli\u003eType: Temperature probe sensor\u003c\/li\u003e\n  \u003cli\u003eMaterial: Corrosion-resistant metal with sealed connector\u003c\/li\u003e\n  \u003cli\u003eApplication: Motorcycles, scooters, ATVs (check vehicle fitment)\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003e\u003cstrong\u003eReplace your faulty gauge sensor with the KOSO Temperature Gauge Replacement Sensor\u003c\/strong\u003e for accurate temperature monitoring and peace of mind on every ride.\u003c\/p\u003e","brand":"KOSO","offers":[{"title":"Sensors \/ BF030125","offer_id":52239468724542,"sku":"27-5727-51s","price":30.89,"currency_code":"USD","in_stock":true},{"title":"Sensors \/ BF550023","offer_id":52239468757310,"sku":"27-5729-51s","price":44.67,"currency_code":"USD","in_stock":true},{"title":"Temperature \/ BF030000","offer_id":52239468790078,"sku":"27-57290-51s","price":44.66,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0801\/0373\/5614\/files\/4193-5dd4041f2e505.jpg?v=1758315877"},{"product_id":"oxygen-sensor-plug","title":"Oxygen Sensor Plug","description":"\u003cp\u003e\u003c\/p\u003e\u003ch2\u003eKOSO Oxygen Sensor Plug\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003eReplace or protect your oxygen sensor quickly\u003c\/strong\u003e — the KOSO Oxygen Sensor Plug is a precision-fit solution designed for motorcycles, scooters, and small engines. Built to OEM dimensions, this plug seals the oxygen sensor port when the sensor is removed or bypassed, preventing exhaust leaks and preserving engine performance.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eBrand:\u003c\/strong\u003e KOSO\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eUse:\u003c\/strong\u003e Oxygen sensor port sealing or temporary removal\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eFit:\u003c\/strong\u003e Compact design for universal motorcycle and scooter application\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eMaterial:\u003c\/strong\u003e Durable heat-resistant metal and gasket for long service life\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eIdeal for tuning, diagnostics, or replacing a faulty sensor, the KOSO plug maintains exhaust integrity and helps avoid check-engine lights caused by open sensor ports. Easy to install with basic tools, it provides a reliable, cost-effective fix.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eWhy choose KOSO Oxygen Sensor Plug?\u003c\/strong\u003e Quality construction, exact fit, and dependable sealing ensure consistent engine operation and reduce exhaust leaks. Keep your ride running smoothly while you repair or upgrade the oxygen sensor system.\u003c\/p\u003e","brand":"KOSO","offers":[{"title":"Default Title","offer_id":52239467872574,"sku":"27-5728-51s","price":20.57,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0801\/0373\/5614\/files\/4e44-5b7f403b1cf9d.jpg?v=1758315879"},{"product_id":"gp-style-multi-function-gauge","title":"GP Style Multi-Function Gauge","description":"\u003cp\u003e\u003c\/p\u003e\u003ch2\u003eKOSO GP Style Multi-Function Gauge\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003eCompact, accurate, and fully featured\u003c\/strong\u003e — the KOSO GP Style Multi-Function Gauge brings a modern cockpit look and advanced monitoring to motorcycles, scooters, ATVs, and custom builds. Engineered for fast setup and reliable performance, it replaces multiple instruments with one sleek unit.\u003c\/p\u003e\n\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eSpeedometer\u003c\/strong\u003e with top-speed record (select MPH or km\/h)\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eOdometer\u003c\/strong\u003e with dual trip meters for easy trip tracking and fuel management\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eTachometer\u003c\/strong\u003e for precise engine RPM readout\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eProgrammable shift light\u003c\/strong\u003e to optimize shift points\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eWater and oil temperature\u003c\/strong\u003e monitoring for engine protection\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eFuel level\u003c\/strong\u003e gauge to avoid surprises on the road\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eClock\u003c\/strong\u003e to keep time on every ride\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eIndicator lights\u003c\/strong\u003e for neutral, high beam, oil pressure, turn signals, and shift RPM\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eIncluded in the box: gauge, mounting bracket, speed sensor and sensor bracket, water and oil temperature sensors (1\/8\" pipe thread). The unit can also monitor cylinder head temperature with an optional sending unit. If your cooling setup requires it, order the water temperature sensor hose adapter separately.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eWhy choose KOSO GP Style?\u003c\/strong\u003e Durable construction, straightforward installation, and a clean digital\/analog hybrid display make this gauge ideal for performance riders and daily commuters who want complete engine and trip data in one compact package.\u003c\/p\u003e","brand":"KOSO","offers":[{"title":"Black \/ Multi-Function Displays \/ BA011W02","offer_id":52239468822846,"sku":"27-5730-51s","price":352.9,"currency_code":"USD","in_stock":false},{"title":"White \/ Multi-Function Displays \/ BA011B02","offer_id":52239468855614,"sku":"27-5731-51s","price":352.9,"currency_code":"USD","in_stock":false},{"title":"Black \/ Multi-Function Displays \/ BA010001","offer_id":52239468888382,"sku":"27-5732-51s","price":372.2,"currency_code":"USD","in_stock":false},{"title":"Black \/ Multi-Function Displays \/ BA015B15","offer_id":52239468921150,"sku":"27-5734-51s","price":390.8,"currency_code":"USD","in_stock":false},{"title":"White \/ Multi-Function Displays \/ BA015000","offer_id":52239468953918,"sku":"27-5737-51s","price":248.73,"currency_code":"USD","in_stock":true},{"title":"Black \/ Multi-Function Displays \/ BA015B25","offer_id":52239468986686,"sku":"27-5748-51s","price":390.8,"currency_code":"USD","in_stock":false},{"title":"Black \/ Multi-Function Displays \/ BB642W20","offer_id":52239469019454,"sku":"27-5796BK-51s","price":216.86,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0801\/0373\/5614\/files\/adb8-5dd40422e54f2.jpg?v=1758315885"},{"product_id":"dual-egt-gauge-w-rpm-water-temperature-probe-kit","title":"Dual EGT Gauge w\/RPM \u0026 Water Temperature Probe Kit","description":"\u003cp\u003e\u003c\/p\u003e\u003ch2\u003eKOSO Dual EGT Gauge w\/RPM \u0026amp; Water Temperature Probe Kit\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003eMonitor critical engine data\u003c\/strong\u003e with the KOSO Dual EGT Gauge—an all-in-one instrument that displays two exhaust gas temperatures (EGT), engine RPM, and coolant temperature. Designed for motorsport and performance vehicles, this kit helps you spot heat-related issues early and protect your engine from costly damage.\u003c\/p\u003e\n\n\u003ch2\u003eKey Features\u003c\/h2\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eDual EGT monitoring:\u003c\/strong\u003e Simultaneously track left and right exhaust gas temperatures for balanced tuning and combustion diagnostics.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eRPM \u0026amp; water temp:\u003c\/strong\u003e Built-in tachometer and coolant probe provide complete engine status at a glance.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eSettable warnings \u0026amp; recall:\u003c\/strong\u003e Program warning thresholds and access maximum recall for EGTs, RPM, and water temperature to review events after a run.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eColor changing backlit display:\u003c\/strong\u003e High-contrast screen with selectable color alerts per side makes abnormal readings instantly visible, day or night.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eData logging:\u003c\/strong\u003e Records up to 50 runs so you can analyze performance trends and make informed tuning decisions.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eComplete installation kit:\u003c\/strong\u003e Includes EGT sensors, water temperature sensor, clamps, and mounting brackets for quick setup.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003eWhy Choose KOSO\u003c\/h2\u003e\n\u003cp\u003eKOSO combines precision sensing with an easy-to-read interface, giving you actionable information to optimize performance and extend engine life. Whether tuning for power or reliability, this gauge kit is an essential tool for racers, tuners, and performance enthusiasts.\u003c\/p\u003e","brand":"KOSO","offers":[{"title":"Multi-Function Displays \/ BA006010","offer_id":52239469183294,"sku":"27-5758-51s","price":515.6,"currency_code":"USD","in_stock":true},{"title":"Multi-Function Displays \/ BA006010-X","offer_id":52239469216062,"sku":"27-5759-51s","price":447.61,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0801\/0373\/5614\/files\/e9a0-61043bd74b531.png?v=1758315885"},{"product_id":"xr-01s-speedometer","title":"XR-01S Speedometer","description":"\u003cp\u003e\u003c\/p\u003e\u003ch2\u003eKOSO XR-01S Speedometer\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003ePrecision digital speedometer\u003c\/strong\u003e engineered for motorcycles and scooters — the KOSO XR-01S delivers clear, reliable speed readouts and essential ride data in a compact, durable package.\u003c\/p\u003e\n\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eSpeedometer\u003c\/strong\u003e: Accurate real-time speed display with clear visibility.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eOdometer \u0026amp; Trip Meter\u003c\/strong\u003e: Total distance tracking plus resettable trip for mileage monitoring and fuel management.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eIndicator Lights\u003c\/strong\u003e: Integrated signals for turn indicators, high beam, and oil pressure to keep you informed at a glance.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eComplete Mounting Kit\u003c\/strong\u003e: Includes gauge bracket, speed sensor, and speed sensor bracket for straightforward installation.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eOptional Accessory\u003c\/strong\u003e: Water temperature sensor hose adapter sold separately for advanced engine monitoring.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eDesigned for durability and easy installation, the XR-01S combines essential instrumentation with KOSO’s reputation for precision. Ideal for riders seeking a compact upgrade that enhances safety and trip tracking.\u003c\/p\u003e","brand":"KOSO","offers":[{"title":"Default Title","offer_id":52239468364094,"sku":"27-5733-51s","price":162.62,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0801\/0373\/5614\/files\/d2db-5dd4041e805f8.jpg?v=1758315887"},{"product_id":"super-slim-water-temperature-gauge","title":"Super Slim Water Temperature Gauge","description":"\u003cp\u003e\u003c\/p\u003e\u003ch2\u003eKOSO Super Slim Water Temperature Gauge\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003ePrecision monitoring\u003c\/strong\u003e in a sleek, compact package. The KOSO Super Slim Water Temperature Gauge delivers fast, accurate readings while taking up minimal space on your dash or handlebar cluster.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eUltra-thin design\u003c\/strong\u003e — Elegant low-profile housing that fits tight spaces and modernizes your cockpit.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eClear blue backlight\u003c\/strong\u003e — High-contrast illumination for easy viewing day or night.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eIncludes water temperature sensor\u003c\/strong\u003e — Plug-and-play compatibility for reliable temperature data out of the box.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eEngineered for motorcycles, ATVs and compact vehicles, this gauge combines responsive performance with rugged durability. Ideal for riders and tuners who want compact styling without sacrificing accuracy.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eBenefits:\u003c\/strong\u003e quick response time, simplified installation, and improved engine protection through continuous temperature monitoring.\u003c\/p\u003e","brand":"KOSO","offers":[{"title":"Temperature \/ BA024B11","offer_id":52239469314366,"sku":"27-5747-51s","price":65.34,"currency_code":"USD","in_stock":false},{"title":"Temperature \/ BA024R10","offer_id":52239469347134,"sku":"27-5747R-51s","price":65.34,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0801\/0373\/5614\/files\/42b8-5911d980ae901.jpg?v=1758315889"},{"product_id":"universal-mini-3-gauge-mount","title":"Universal Mini 3 Gauge Mount","description":"\u003cp\u003e\u003c\/p\u003e\u003ch2\u003eKOSO Universal Mini 3 Gauge Mount\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003eCompact, durable and versatile\u003c\/strong\u003e — the KOSO Universal Mini 3 Gauge Mount is engineered to cleanly integrate three 52mm gauges into motorcycles, ATVs and performance vehicles. Its low-profile design keeps instrumentation organized without sacrificing rider ergonomics or style.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eFits 52mm (2\") gauges\u003c\/strong\u003e — accepts most aftermarket tachometers, speedos and temperature\/pressure instruments.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eUniversal compatibility\u003c\/strong\u003e — adjustable bracket and bolt pattern suit handlebars, triple clamps and custom panels.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eRugged construction\u003c\/strong\u003e — molded ABS and powder-coated metal hardware resist vibration, weather and road debris.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eEasy installation\u003c\/strong\u003e — intuitive mounting points and clear spacing reduce install time; hardware included.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eStreamlined appearance\u003c\/strong\u003e — tight cluster layout improves visibility and gives a factory-finished look.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eIdeal for racers, custom builders and riders wanting a professional instrument cluster without bulky housings. Backed by KOSO quality, this mini 3-gauge mount delivers reliable fitment and clean aesthetics for virtually any build.\u003c\/p\u003e","brand":"KOSO","offers":[{"title":"Default Title","offer_id":52239468527934,"sku":"27-5747M-51s","price":28.31,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0801\/0373\/5614\/files\/9174-5911d9fd47323.jpg?v=1758315891"},{"product_id":"tnt-multi-function-gauge","title":"TNT Multi Function Gauge","description":"\u003cp\u003e\u003c\/p\u003e\u003ch2\u003eKOSO TNT Multi Function Gauge — Precision Instrument Cluster\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003eUpgrade your ride\u003c\/strong\u003e with the KOSO TNT Multi Function Gauge, a compact yet powerful instrument cluster designed for motorcycles and small vehicles. 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Perfect for riders who demand performance, safety, and style in a single package.\u003c\/p\u003e","brand":"KOSO","offers":[{"title":"Black \/ Multi-Function Displays","offer_id":52239469379902,"sku":"27-5749-51s","price":297.8,"currency_code":"USD","in_stock":false},{"title":"Chrome \/ Chrome","offer_id":52239469412670,"sku":"27-5750-51s","price":240.11,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0801\/0373\/5614\/files\/67bf-572a60fb20f5b.jpg?v=1758315893"},{"product_id":"x-1-boost-gauge","title":"X-1 Boost Gauge","description":"\u003cp\u003e\u003c\/p\u003e\u003ch2\u003eKOSO X-1 Boost Gauge\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003eAccurate. Durable. 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